Aastra Universal Power Supply Information:
The Aastra Universal Power Supply is universally compatible with all Aastra phones. If you happen to have the misfortune of losing or damaging your existing power supply, then this is the replacement part you need. The Aastra Universal Power Supply provides power to Aastra IP telephones when in-line power over Ethernet is not available.
The Aastra Universal Power Supply works with the following Aastra phones: Aastra 51i, Aastra 55i, Aastra 57i, Aastra 6731i, Aastra 6739i, Aastra 9133i, Aastra 9143i, Aastra 9480i, Aastra 6730i, and more!
Mfg. Part Number: D6700-0131-48-20
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