Maxell ER6C 3.6V Lithium PLC Battery (3 Pin White Connector)
Maxell ER6C Lithium Thionyl Chloride Battery - Portable Power Technology
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New Original ER6C AA 14500 3.6V 1800mAh F2-40BL FX2N-48MT PLC CNC Industrial Lithium Battery with Plug for Maxell ER6C Battery - AliExpress
Source F2-40BL lithium battery 3.6V Mitsubishi PLC industrial control equipment FX2N / 1n AA programmer ER6C battery on m.alibaba.com
Amazon.com: BAOBUTE 2Pcs ER6C AA PLC Battery 1800mah 3.6V Original MAXELL Replacement for FX F2-40BL FX1N PLC with Plug, ER6C AA/F2-40BL, 14*50.5mm : Health & Household