Maxell Er6c Aa 3.6v 1800mah Plc Battery For Mitsubishi Fx F2-40bl - Uninterrupted Power Supply (ups) - AliExpress
Hitachi - Maxell ER6C Battery with RD017 Connector
Electronic World Ltd
Amazon.com: DSONE 2Pcs Original MAXELL ER6C AA PLC Battery 1800mah 3.6V Replacement for FX F2-40BL FX1N PLC with Plug, red, ER6C AA/F2-40BL : Health & Household
Amazon.com: ER6C 3.6V 2400mAh Lithium LI-THIONYL Battery For PLC MAXELL Battery : Health & Household
Maxell ER6C #5 Battery 3.6V Lithium PLC | OSI Batteries