The well-made NEC PSA-L (WH) UNIT - DT330 DT730 DT750 ~ Transfers the digital or IP terminal to a pre-connected outside trunk 680604 BE107002. 

• DT330, DT730, DT750 - Transfers the digital or IP terminal to a pre-connected outside trunk when: Commercial power is down The user manually activates the switch Consists of: PSA Handset Cradle (Replaces the terminals handset Cradle.) Replacement
  

Transfers an IP or digital endpoint to a pre-connected outside trunk when:

• Commercial power is down or
• The user manually activates the switch

Consists of:

• PSA Handset Cradle (Replaces the endpoint’s existing handset cradle.)
• Replacement non-backlit dial (for PF use)
• Line cord for connection to PF line.

For DT330 type Digital and DT730/DT750 type IP Endpoints only.

Note: When a Power Failure Adapter is installed, an APR, ADA, BCA, BHA, or WFA adapter can also be installed.

NEW Part# BE107002