... -clock, water meter, gas meter, alarm system, PLC memory backup power supply, FANUC CNC system Applications: real time-clock, water meter ... , gas meter, alarm system, PLC memory backup power supply, FANUC CNC system, servo motors, CNC machine tools, various ... : 0.3kg (0.66lb.) ER17500V 3.6V PLC Lithium Battery With plug Non-rechargeable