Avaya/Definity Circuit Packs TN429 - TN748

Avaya Definity TN747 CO Trunk (TN747)

SKU: DefinityTN747-R
Vendor:Avaya

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Always only $9.95 for orders under $500!*

Like New: $69.00

Availability: In Stock

$69.00

Quantity :

Choose Condition

C.Pitts03-26-25

We were in search of phones that had been discontinued for quite some time, and I am delighted to have discovered this website. The entire process-from placing the order to receiving the devices-was seamless and highly efficient. The website is clean, user-friendly, and easy to navigate, which made browsing and purchasing straightforward.After placing the order, the phones arrived within the promised time frame and were in excellent condition. The company provided timely updates regarding the status of my order without overwhelming me with unnecessary promotional messages. This level of communication was both reassuring and professional.I highly recommend this company/website, especially for those seeking older, discontinued devices.

Marco T.03-12-25

I had an outstanding online shopping experience. The website was intuitive and easy to navigate, with clear product descriptions that made decision-making a breeze. The checkout process was smooth, and shipping was prompt and reliable. Overall, the high-quality products and attentive customer service made this purchase truly satisfying, and I would highly recommend this retailer for anyone looking for a hassle-free online shopping experience.

C.Pitts03-26-25

Description
Reviews

Avaya Definity TN747 CO Trunk (TN747)

The Avaya Definity TN747 CO Trunk includes 8 CO trunks and supports Loop-Start or Ground-Start Central Office, Foreign Exchange or WATS Trunks.

Features

TN747 CO Trunk (TN747)
8 CO Trunks
Compatible with Trunk Paging Interface
Provides additional Incoming or Outgoing Call Capacity
Includes Atlas 1-Year Warranty with Extended Warranty options available!

Compatibility

Avaya Definity phone system

Product Reviews from Verified Customers

We're currently collecting product reviews for this item. In the meantime, here are some company reviews from our past customers sharing their overall shopping experience.

4.9

3901 Reviews

5

3600 (92%)
4

280 (7%)
3

17 (0%)
2

1 (0%)
1

3 (0%)

99% of customers rate this company 4- or 5-stars

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Favorite Reviews

All Ratings
5 ★ Reviews
4 ★ Reviews
3 ★ Reviews
2 ★ Reviews
1 ★ Reviews

C.Pitts Verified Customer

03-26-25

We were in search of phones that had been discontinued for quite some time, and I am delighted to have discovered this website. The entire process-from placing the order to receiving the devices-was seamless and highly efficient. The website is clean, user-friendly, and easy to navigate, which made browsing and purchasing straightforward. After placing the order, the phones arrived within the promised time frame and were in excellent condition. The company provided timely updates regarding the status of my order without overwhelming me with unnecessary promotional messages. This level of communication was both reassuring and professional. I highly recommend this company/website, especially for those seeking older, discontinued devices.

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Jahlawny E. Verified Customer

03-26-25

Good

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Matthew S. Verified Customer

03-26-25

The price is more than fair! I'm looking forward to receiving my order.

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See more reviews on Shopper Approved

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Quick View {"id":330402725918,"title":"Avaya Definity TN464D Universal DS1 ISDN Circuit Pack","handle":"tn464d-universal-ds1-isdn-circuit-pack","description":"\u003ch2\u003eTN464D Universal DS1 ISDN Circuit Pack\u003c\/h2\u003e \u003cp\u003eThe TN464D Universal DS1 ISDN Circuit Pack will provide users T1\/PRI support to their Definity or Avaya Communication Manager system. All versions support CO, TIE, DID, and OPS port types using the robbed signal protocol.\u003c\/p\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDS1, E1 Rate Support\u003c\/li\u003e \u003cli\u003eSupport for: CO, TIE, DID, and OPS\u003c\/li\u003e \u003cli\u003eRobbed signal protocol\u003c\/li\u003e \u003cli\u003eProprietary bit-oriented signaling\u003c\/li\u003e \u003cli\u003e24th channel signaling protocol\u003c\/li\u003e \u003cli\u003eDMI-BOS 24th channel signaling protocol\u003c\/li\u003e \u003cli\u003eOne Year Warranty Included with Extended Warranty Options at Low Prices! \u003c\/li\u003e \u003c\/ul\u003e","published_at":"2017-11-15T04:30:57-05:00","created_at":"2017-11-15T04:30:57-05:00","vendor":"Avaya","type":"Avaya\/Definity Circuit Packs TN429 - TN748","tags":[],"price":3998,"price_min":3998,"price_max":3998,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":31324318990416,"title":"Like New","option1":"Like New","option2":null,"option3":null,"sku":"Definity-TN464D-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Avaya Definity TN464D Universal DS1 ISDN Circuit Pack - Like New","public_title":"Like New","options":["Like New"],"price":3998,"weight":907,"compare_at_price":null,"inventory_quantity":1,"inventory_management":null,"inventory_policy":"deny","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.atlasphones.com\/cdn\/shop\/products\/1.jpg?v=1612291800","\/\/www.atlasphones.com\/cdn\/shop\/products\/3.jpg?v=1612291800","\/\/www.atlasphones.com\/cdn\/shop\/products\/2_bbef4b95-6266-422d-8235-3acaa1c05e62.jpg?v=1612291800"],"featured_image":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1.jpg?v=1612291800","options":["Choose Condition"],"media":[{"alt":"Avaya Definity TN464D Universal DS1 ISDN Circuit Pack Side Angle","id":9272318754896,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1.jpg?v=1612291800"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1.jpg?v=1612291800","width":800},{"alt":"Avaya Definity TN464D Universal DS1 ISDN Circuit Pack Front Angle","id":9272318689360,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/3.jpg?v=1612291800"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/3.jpg?v=1612291800","width":800},{"alt":"Avaya Definity TN464D Universal DS1 ISDN Circuit Pack Back Angle","id":9272318722128,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/2_bbef4b95-6266-422d-8235-3acaa1c05e62.jpg?v=1612291800"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/2_bbef4b95-6266-422d-8235-3acaa1c05e62.jpg?v=1612291800","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch2\u003eTN464D Universal DS1 ISDN Circuit Pack\u003c\/h2\u003e \u003cp\u003eThe TN464D Universal DS1 ISDN Circuit Pack will provide users T1\/PRI support to their Definity or Avaya Communication Manager system. All versions support CO, TIE, DID, and OPS port types using the robbed signal protocol.\u003c\/p\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDS1, E1 Rate Support\u003c\/li\u003e \u003cli\u003eSupport for: CO, TIE, DID, and OPS\u003c\/li\u003e \u003cli\u003eRobbed signal protocol\u003c\/li\u003e \u003cli\u003eProprietary bit-oriented signaling\u003c\/li\u003e \u003cli\u003e24th channel signaling protocol\u003c\/li\u003e \u003cli\u003eDMI-BOS 24th channel signaling protocol\u003c\/li\u003e \u003cli\u003eOne Year Warranty Included with Extended Warranty Options at Low Prices! \u003c\/li\u003e \u003c\/ul\u003e"}

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Quick View {"id":330402431006,"title":"Avaya Definity TN464F Universal DS1\/ISDN PRI","handle":"avaya-tn464f-universal-ds1-isdn-pri","description":"\u003ch2\u003eAvaya Definity TN464F Universal DS1 ISDN PRI\u003c\/h2\u003e \u003cp\u003eThe Definity TN464F Universal DS1 ISDN PRI will provide users with the support of DS1 Rate with 24 digital channels and E1 Rather with 32 digital channels. All versions are supported with ISDN-PRI connectivity.\u003c\/p\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eSupports DS1 Rate: 24 Digital Channels\u003c\/li\u003e \u003cli\u003eSupports E1 Rate: 32 Digital Channels\u003c\/li\u003e \u003cli\u003eISDN-PRI Connectivity supports for all versions\u003c\/li\u003e \u003cli\u003eTest jack access to DS1 and E1 line and support the 120A integrated CSU\u003c\/li\u003e \u003cli\u003eIncludes\u003cspan style=\"color: #6aa84f;\"\u003e\u003ca href=\"https:\/\/www.atlasphones.com\/pages\/warranty-policy\" target=\"_blank\" style=\"color: #85bc04;\" rel=\"noopener noreferrer\"\u003e Atlas 1-Year Warranty\u003c\/a\u003e\u003c\/span\u003e with Extended Warranty options available!\u003c\/li\u003e \u003c\/ul\u003e","published_at":"2017-11-15T04:30:49-05:00","created_at":"2017-11-15T04:30:49-05:00","vendor":"Avaya","type":"Avaya\/Definity Circuit Packs TN429 - TN748","tags":[],"price":3498,"price_min":3498,"price_max":3498,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":31324319023184,"title":"Like New","option1":"Like New","option2":null,"option3":null,"sku":"Definity-TN464F-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Avaya Definity TN464F Universal DS1\/ISDN PRI - Like New","public_title":"Like New","options":["Like New"],"price":3498,"weight":907,"compare_at_price":null,"inventory_quantity":0,"inventory_management":null,"inventory_policy":"deny","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.atlasphones.com\/cdn\/shop\/products\/1279305580574.jpg?v=1604693434","\/\/www.atlasphones.com\/cdn\/shop\/products\/1279305613342.jpg?v=1604693435","\/\/www.atlasphones.com\/cdn\/shop\/products\/1279305646110.jpg?v=1604693435"],"featured_image":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1279305580574.jpg?v=1604693434","options":["Choose Condition"],"media":[{"alt":"Avaya TN464F Universal DS1\/ISDN PRI Side Angle","id":1961399091280,"position":1,"preview_image":{"aspect_ratio":1.0,"height":750,"width":750,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1279305580574.jpg?v=1604693434"},"aspect_ratio":1.0,"height":750,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1279305580574.jpg?v=1604693434","width":750},{"alt":"Avaya TN464F Universal DS1\/ISDN PRI Front Angle","id":1961399124048,"position":2,"preview_image":{"aspect_ratio":1.0,"height":645,"width":645,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1279305613342.jpg?v=1604693435"},"aspect_ratio":1.0,"height":645,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1279305613342.jpg?v=1604693435","width":645},{"alt":"Avaya TN464F Universal DS1\/ISDN PRI Back Angle","id":1961399156816,"position":3,"preview_image":{"aspect_ratio":1.0,"height":665,"width":665,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1279305646110.jpg?v=1604693435"},"aspect_ratio":1.0,"height":665,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1279305646110.jpg?v=1604693435","width":665}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch2\u003eAvaya Definity TN464F Universal DS1 ISDN PRI\u003c\/h2\u003e \u003cp\u003eThe Definity TN464F Universal DS1 ISDN PRI will provide users with the support of DS1 Rate with 24 digital channels and E1 Rather with 32 digital channels. All versions are supported with ISDN-PRI connectivity.\u003c\/p\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eSupports DS1 Rate: 24 Digital Channels\u003c\/li\u003e \u003cli\u003eSupports E1 Rate: 32 Digital Channels\u003c\/li\u003e \u003cli\u003eISDN-PRI Connectivity supports for all versions\u003c\/li\u003e \u003cli\u003eTest jack access to DS1 and E1 line and support the 120A integrated CSU\u003c\/li\u003e \u003cli\u003eIncludes\u003cspan style=\"color: #6aa84f;\"\u003e\u003ca href=\"https:\/\/www.atlasphones.com\/pages\/warranty-policy\" target=\"_blank\" style=\"color: #85bc04;\" rel=\"noopener noreferrer\"\u003e Atlas 1-Year Warranty\u003c\/a\u003e\u003c\/span\u003e with Extended Warranty options available!\u003c\/li\u003e \u003c\/ul\u003e"}

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Quick View {"id":330403151902,"title":"Avaya Definity TN464HP DS1\/ISDN PRI Circuit Pack","handle":"tn464hp-ds1-isdn-pri-circuit-pack","description":"\u003ch2\u003eTN464HP DS1\/ISDN PRI Circuit Pack\u003c\/h2\u003e \u003cp\u003e The TN464HP DS1\/ISDN PRI Circuit Pack will support all versions of ISDN-PRI connectivity. This circuit pack can communicate with Avaya Interactive Response System. \u003c\/p\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eStratum-3 clock capability\u003c\/li\u003e \u003cli\u003eSupport for CO, TIE, DID, and OPS\u003c\/li\u003e \u003cli\u003eCRC-4 generation and checking\u003c\/li\u003e \u003cli\u003eEcho cancellation support\u003c\/li\u003e \u003cli\u003eDownloadable firmware\u003c\/li\u003e \u003cli\u003eRussian incoming ANI support\u003c\/li\u003e \u003cli\u003eUniversal, digital, signal level 1 equipment in wideband ISDN-PRI applications support\u003c\/li\u003e \u003cli\u003eTest-jack access to the DS1 or E1 line\u003c\/li\u003e \u003cli\u003eSupport for 120A integrated channel service unit module\u003c\/li\u003e \u003cli\u003eLine-In, Line-Out signal leads for unpolarized, balanced pairs\u003c\/li\u003e \u003cli\u003e \u003c\/li\u003e\n\u003cli\u003eCircuit-pack-level - administrable A-, Mu-Law companying\u003c\/li\u003e \u003cli\u003eOne Year Warranty Included with Extended Warranty Options at Low Prices!\u003c\/li\u003e \u003c\/ul\u003e","published_at":"2017-11-15T04:31:14-05:00","created_at":"2017-11-15T04:31:15-05:00","vendor":"Avaya","type":"Avaya\/Definity Circuit Packs TN429 - TN748","tags":[],"price":3998,"price_min":3998,"price_max":3998,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":31324318892112,"title":"Like New","option1":"Like New","option2":null,"option3":null,"sku":"Definity-TN464HP-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Avaya Definity TN464HP DS1\/ISDN PRI Circuit Pack - Like New","public_title":"Like New","options":["Like New"],"price":3998,"weight":907,"compare_at_price":null,"inventory_quantity":-6,"inventory_management":null,"inventory_policy":"deny","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.atlasphones.com\/cdn\/shop\/products\/1_f189a6f6-b25e-4d62-b129-836ab9ad3d0a.jpg?v=1612292692","\/\/www.atlasphones.com\/cdn\/shop\/products\/3_dc07d063-7329-41cf-a199-2213ea0c3e1b.jpg?v=1612292699","\/\/www.atlasphones.com\/cdn\/shop\/products\/2_51f4beb3-ab44-4c10-9c51-e0e1654dffe1.jpg?v=1612292703"],"featured_image":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1_f189a6f6-b25e-4d62-b129-836ab9ad3d0a.jpg?v=1612292692","options":["Choose Condition"],"media":[{"alt":"Avaya Definity TN464HP DS1\/ISDN PRI Circuit Pack Side Angle","id":9272342806608,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1_f189a6f6-b25e-4d62-b129-836ab9ad3d0a.jpg?v=1612292692"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1_f189a6f6-b25e-4d62-b129-836ab9ad3d0a.jpg?v=1612292692","width":800},{"alt":"Avaya Definity TN464HP DS1\/ISDN PRI Circuit Pack Front Angle","id":9272342741072,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/3_dc07d063-7329-41cf-a199-2213ea0c3e1b.jpg?v=1612292699"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/3_dc07d063-7329-41cf-a199-2213ea0c3e1b.jpg?v=1612292699","width":800},{"alt":"Avaya Definity TN464HP DS1\/ISDN PRI Circuit Pack Back Angle","id":9272342773840,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/2_51f4beb3-ab44-4c10-9c51-e0e1654dffe1.jpg?v=1612292703"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/2_51f4beb3-ab44-4c10-9c51-e0e1654dffe1.jpg?v=1612292703","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch2\u003eTN464HP DS1\/ISDN PRI Circuit Pack\u003c\/h2\u003e \u003cp\u003e The TN464HP DS1\/ISDN PRI Circuit Pack will support all versions of ISDN-PRI connectivity. This circuit pack can communicate with Avaya Interactive Response System. \u003c\/p\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eStratum-3 clock capability\u003c\/li\u003e \u003cli\u003eSupport for CO, TIE, DID, and OPS\u003c\/li\u003e \u003cli\u003eCRC-4 generation and checking\u003c\/li\u003e \u003cli\u003eEcho cancellation support\u003c\/li\u003e \u003cli\u003eDownloadable firmware\u003c\/li\u003e \u003cli\u003eRussian incoming ANI support\u003c\/li\u003e \u003cli\u003eUniversal, digital, signal level 1 equipment in wideband ISDN-PRI applications support\u003c\/li\u003e \u003cli\u003eTest-jack access to the DS1 or E1 line\u003c\/li\u003e \u003cli\u003eSupport for 120A integrated channel service unit module\u003c\/li\u003e \u003cli\u003eLine-In, Line-Out signal leads for unpolarized, balanced pairs\u003c\/li\u003e \u003cli\u003e \u003c\/li\u003e\n\u003cli\u003eCircuit-pack-level - administrable A-, Mu-Law companying\u003c\/li\u003e \u003cli\u003eOne Year Warranty Included with Extended Warranty Options at Low Prices!\u003c\/li\u003e \u003c\/ul\u003e"}

Avaya/Definity Circuit Packs TN429 - TN748

Avaya Definity TN472C Audix DBP-CPU (TN472C)

$94.99

Quick View {"id":330336960542,"title":"Avaya Definity TN472C Audix DBP-CPU (TN472C)","handle":"avaya-definity-tn472c-audix-dbp-cpu-tn472c","description":"\u003ch2\u003eAvaya Definity TN472C Audix DBP-CPU (TN472C)\u003c\/h2\u003e\n\u003cp\u003eThe Avaya Definity TN472C Audix DBP-CPU will provide users with a CPU that performs file system data-base management. This CPU card has the ability to handle initialization and maintenance for the DBP subsystem.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvaya Definity TN472C Audix DBP-CPU\u003c\/li\u003e\n\u003cli\u003eIncludes\u003cspan style=\"color: #6aa84f;\"\u003e\u003ca href=\"https:\/\/www.atlasphones.com\/pages\/warranty-policy\" target=\"_blank\" style=\"color: #85bc04;\" rel=\"noopener noreferrer\"\u003e Atlas 1-Year Warranty\u003c\/a\u003e\u003c\/span\u003e with Extended Warranty options available!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvaya Definity Phone System\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2017-11-15T03:08:31-05:00","created_at":"2017-11-15T03:08:32-05:00","vendor":"Avaya","type":"Avaya\/Definity Circuit Packs TN429 - TN748","tags":[],"price":9499,"price_min":9499,"price_max":9499,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":31324378955856,"title":"Like New","option1":"Like New","option2":null,"option3":null,"sku":"DefinityTN472C-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Avaya Definity TN472C Audix DBP-CPU (TN472C) - Like New","public_title":"Like New","options":["Like New"],"price":9499,"weight":907,"compare_at_price":null,"inventory_quantity":1,"inventory_management":null,"inventory_policy":"deny","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973378590.jpg?v=1612291375","\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973345822.jpg?v=1612291375","\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973411358.jpg?v=1604693822","\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973444126.jpg?v=1604693822"],"featured_image":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973378590.jpg?v=1612291375","options":["Choose Condition"],"media":[{"alt":"Avaya Definity TN472C Audix DBP-CPU Side Angle","id":1961484058704,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973378590.jpg?v=1612291375"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973378590.jpg?v=1612291375","width":800},{"alt":"Avaya Definity TN472C Audix DBP-CPU Sideways Angle","id":1961484025936,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973345822.jpg?v=1612291375"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973345822.jpg?v=1612291375","width":800},{"alt":"Avaya Definity TN472C Audix DBP-CPU Front Angle","id":1961484091472,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973411358.jpg?v=1604693822"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973411358.jpg?v=1604693822","width":800},{"alt":"Avaya Definity TN472C Audix DBP-CPU Top View","id":1961484124240,"position":4,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973444126.jpg?v=1604693822"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278973444126.jpg?v=1604693822","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch2\u003eAvaya Definity TN472C Audix DBP-CPU (TN472C)\u003c\/h2\u003e\n\u003cp\u003eThe Avaya Definity TN472C Audix DBP-CPU will provide users with a CPU that performs file system data-base management. This CPU card has the ability to handle initialization and maintenance for the DBP subsystem.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvaya Definity TN472C Audix DBP-CPU\u003c\/li\u003e\n\u003cli\u003eIncludes\u003cspan style=\"color: #6aa84f;\"\u003e\u003ca href=\"https:\/\/www.atlasphones.com\/pages\/warranty-policy\" target=\"_blank\" style=\"color: #85bc04;\" rel=\"noopener noreferrer\"\u003e Atlas 1-Year Warranty\u003c\/a\u003e\u003c\/span\u003e with Extended Warranty options available!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvaya Definity Phone System\u003c\/li\u003e\n\u003c\/ul\u003e"}

Avaya/Definity Circuit Packs TN429 - TN748

Avaya Definity TN475B Sadi Disk Controller (TN475B)

$199.98

Quick View {"id":330337091614,"title":"Avaya Definity TN475B Sadi Disk Controller (TN475B)","handle":"avaya-definity-tn475b-sadi-disk-controller-tn475b","description":"\u003ch2\u003eAvaya Definity TN475B Sadi Disk Controller (TN475B)\u003c\/h2\u003e\n\u003cp\u003eThe Avaya Definity TN475B Sadi Disk Controller will provide users with a disk controller for the Audix System. The SADI comes equipped with LEDs to show which disk drives are connected and accessible.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvaya Definity TN475B Sadi Disk Controller\u003c\/li\u003e\n\u003cli\u003e\n\u003c\/li\u003e\n\u003cli\u003eIncludes\u003cspan style=\"color: #6aa84f;\"\u003e\u003ca href=\"https:\/\/www.atlasphones.com\/pages\/warranty-policy\" target=\"_blank\" style=\"color: #85bc04;\" rel=\"noopener noreferrer\"\u003e Atlas 1-Year Warranty\u003c\/a\u003e\u003c\/span\u003e with Extended Warranty options available!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvaya Definity phone system\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2017-11-15T03:08:40-05:00","created_at":"2017-11-15T03:08:40-05:00","vendor":"Avaya","type":"Avaya\/Definity Circuit Packs TN429 - TN748","tags":[],"price":19998,"price_min":19998,"price_max":19998,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":31324378660944,"title":"Like New","option1":"Like New","option2":null,"option3":null,"sku":"DefinityTN475B-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Avaya Definity TN475B Sadi Disk Controller (TN475B) - Like New","public_title":"Like New","options":["Like New"],"price":19998,"weight":907,"compare_at_price":null,"inventory_quantity":1,"inventory_management":null,"inventory_policy":"deny","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.atlasphones.com\/cdn\/shop\/products\/1278974263326.jpg?v=1612292908","\/\/www.atlasphones.com\/cdn\/shop\/products\/1278974230558.jpg?v=1612292908","\/\/www.atlasphones.com\/cdn\/shop\/products\/1278974296094.jpg?v=1604693822"],"featured_image":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278974263326.jpg?v=1612292908","options":["Choose Condition"],"media":[{"alt":"Avaya Definity TN475B Sadi Disk Controller Side Angle","id":1961190064208,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278974263326.jpg?v=1612292908"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278974263326.jpg?v=1612292908","width":800},{"alt":"Avaya Definity TN475B Sadi Disk Controller Sideways Angle","id":1961190031440,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278974230558.jpg?v=1612292908"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278974230558.jpg?v=1612292908","width":800},{"alt":"Avaya Definity TN475B Sadi Disk Controller Top View","id":1961190096976,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278974296094.jpg?v=1604693822"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278974296094.jpg?v=1604693822","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch2\u003eAvaya Definity TN475B Sadi Disk Controller (TN475B)\u003c\/h2\u003e\n\u003cp\u003eThe Avaya Definity TN475B Sadi Disk Controller will provide users with a disk controller for the Audix System. The SADI comes equipped with LEDs to show which disk drives are connected and accessible.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvaya Definity TN475B Sadi Disk Controller\u003c\/li\u003e\n\u003cli\u003e\n\u003c\/li\u003e\n\u003cli\u003eIncludes\u003cspan style=\"color: #6aa84f;\"\u003e\u003ca href=\"https:\/\/www.atlasphones.com\/pages\/warranty-policy\" target=\"_blank\" style=\"color: #85bc04;\" rel=\"noopener noreferrer\"\u003e Atlas 1-Year Warranty\u003c\/a\u003e\u003c\/span\u003e with Extended Warranty options available!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvaya Definity phone system\u003c\/li\u003e\n\u003c\/ul\u003e"}

Avaya/Definity Circuit Packs TN429 - TN748

Avaya Definity TN500 TDBI (TN500)

$48.99

Quick View {"id":330337255454,"title":"Avaya Definity TN500 TDBI (TN500)","handle":"avaya-definity-tn500-tdbi-tn500","description":"\u003ch2\u003eAvaya Definity TN500 TDBI (TN500)\u003c\/h2\u003e\n\u003cp\u003eThe Avaya Definity TN500 TDBI (Time Division Bus Interface) is the data-exchange interface between the TN520 VB and TN501B VPC boards as part of most AUDIX systems. The TN500 is designed to replace the TN477 with sixteen channels, twice the amount of its predecessor. The TN500 is installed in most AUDIX cabinets, and required for systems with five or more TN501Bs.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes sixteen (16) channels, twice the number available with the TN477\u003c\/li\u003e\n\u003cli\u003eRequired for cabinets with five (5) or more TN501Bs\u003c\/li\u003e\n\u003cli\u003eProvides data-exchange interface between TN520 VB and TN501B VPC boards in AUDIX systems\u003c\/li\u003e\n\u003cli\u003eOne year warranty included, with extended warranties available!\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2017-11-15T03:08:48-05:00","created_at":"2017-11-15T03:08:49-05:00","vendor":"Avaya","type":"Avaya\/Definity Circuit Packs TN429 - TN748","tags":[],"price":4899,"price_min":4899,"price_max":4899,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":31324378595408,"title":"Like New","option1":"Like New","option2":null,"option3":null,"sku":"DefinityTN500-R","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Avaya Definity TN500 TDBI (TN500) - Like New","public_title":"Like New","options":["Like New"],"price":4899,"weight":907,"compare_at_price":null,"inventory_quantity":1,"inventory_management":null,"inventory_policy":"deny","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975311902.jpg?v=1604693821","\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975344670.jpg?v=1604693821","\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975377438.jpg?v=1604693821","\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975410206.jpg?v=1604693821"],"featured_image":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975311902.jpg?v=1604693821","options":["Choose Condition"],"media":[{"alt":"Avaya Definity TN500 TDBI Side Angle","id":1961476685904,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975311902.jpg?v=1604693821"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975311902.jpg?v=1604693821","width":800},{"alt":"Avaya Definity TN500 TDBI Front Angle","id":1961476718672,"position":2,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975344670.jpg?v=1604693821"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975344670.jpg?v=1604693821","width":800},{"alt":"Avaya Definity TN500 TDBI Back Angle","id":1961476751440,"position":3,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975377438.jpg?v=1604693821"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975377438.jpg?v=1604693821","width":800},{"alt":"Avaya Definity TN500 TDBI Top View","id":1961476784208,"position":4,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975410206.jpg?v=1604693821"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.atlasphones.com\/cdn\/shop\/products\/1278975410206.jpg?v=1604693821","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch2\u003eAvaya Definity TN500 TDBI (TN500)\u003c\/h2\u003e\n\u003cp\u003eThe Avaya Definity TN500 TDBI (Time Division Bus Interface) is the data-exchange interface between the TN520 VB and TN501B VPC boards as part of most AUDIX systems. The TN500 is designed to replace the TN477 with sixteen channels, twice the amount of its predecessor. The TN500 is installed in most AUDIX cabinets, and required for systems with five or more TN501Bs.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIncludes sixteen (16) channels, twice the number available with the TN477\u003c\/li\u003e\n\u003cli\u003eRequired for cabinets with five (5) or more TN501Bs\u003c\/li\u003e\n\u003cli\u003eProvides data-exchange interface between TN520 VB and TN501B VPC boards in AUDIX systems\u003c\/li\u003e\n\u003cli\u003eOne year warranty included, with extended warranties available!\u003c\/li\u003e\n\u003c\/ul\u003e"}

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