Business Phone Batteries

We offer a comprehensive product line of high quality business phones batteries manufactured to be fully compatible with the original equipment.

Cisco 7921

RB-7921-L

Cisco 7921G Phone Replacement Battery. 1400 mAh

$39.00

Battery works for Cisco 7921G phone. Replaces OEM battery 74-4958-01 and CP-BATT-7921G-STD. Manufactured using performance-grade power cells from Japan, which are proven to deliver maximum battery run time and total cycle life.Cisco 7921G Replacement...

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RB-D63-L

Ascom d63 Phone Replacement Battery. 1200 mAh

$28.00

This replacement battery is 100% compatible with the Ascom d63 phones and battery chargers. The 1200 mAh capacity rating is guaranteed to extend phone Talk Time by 30% or 4-6 hours longer than the Ascom 660497 and 490933A batteries, which only offer a...

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