Avaya Definity TN754B 8-Port 4-Wire Digital Line Circuit Pack - Refurbished
- Part number
- TN754B
Only 3 left
Cleaned, tested and factory defaulted.
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Description
The TN754B is an 8-port, 4-wire DCP digital line circuit pack for Avaya (Lucent) Definity systems. It replaces a TN754B or adds eight 4-wire digital station ports to a port carrier.
Condition: Refurbished. Cleaned and fully tested.
What's included
- TN754B circuit pack
Not included: Telephones, station cabling and cross-connect hardware.
Key features
- 8 digital station ports
- 4-wire DCP (Digital Communications Protocol) interface
- Serves 4-wire DCP voice terminals and data modules
- Single-slot TN circuit pack for Definity port carriers
Specifications
| Part number | TN754B |
|---|---|
| Ports | 8 |
| Interface | 4-wire DCP digital line |
| Compatible systems | Avaya (Lucent) Definity TN port carriers |
Compatibility
- Avaya (Lucent) Definity systems with TN-style port carriers
- 4-wire DCP digital telephones such as 7400-series sets, plus consoles and data modules
Before you buy
- 4-wire DCP terminals need a 4-wire card like this one; 2-wire DCP sets connect to TN2181 or TN2224-series cards.
- Match the suffix on your existing board before ordering.
Part numbers
- TN754: Earlier vintage
- TN754C: Later vintage
Warranty: This item comes with a 1-year warranty from Enterprise Resale Solutions.
Warranty and returns
Every order comes with our 90-day warranty. If an item doesn't work, we'll replace it if we have one in stock or refund you, and we'll send a prepaid label to return the original. Working items that aren't right for you can come back within 14 days, less a 15% restocking fee. Read the full warranty and return policy.
Avaya Definity TN754B 8-Port 4-Wire Digital Line Circuit Pack - Refurbished
$50.00