CAS ERJR Rechargeable Battery Replacement Guide
- pete8781
- Jul 27
- 1 min read
The CAS ERJR rechargeable battery is a replacement accessory intended to restore portable operation in compatible CAS ERJR scales.

Before Replacing the Battery
Confirm the exact ERJR model, voltage, chemistry, capacity, dimensions, terminals and connector polarity. Disconnect AC power and follow the scale service instructions. Do not install a swollen, leaking or physically damaged battery.
Charging and Battery Life
Use the correct CAS-compatible charger or adapter and complete the recommended initial charge. Recharge before deep discharge, keep the scale away from excessive heat and place stored equipment on a maintenance-charge schedule when appropriate.
Frequently Asked Questions
Will a new battery solve every power problem? No; adapters, charging circuits and connectors can also fail. Can another CAS battery be substituted? Only when all electrical and physical specifications match.





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