... (FL12-155) front terminal telecom battery for telecom and off grid system, Stability, dependability and reliability, OEM acceptableModelNominal voltage(V)Rated ... battery should be changed when the battery jar broken or the electrolyte omitted, to avoid acid corrosion.Don't ... power, wind power, ups system, inverter system, telecom, golf cart, electric vehicles and so on.Model NO.NominalVoltage(V)Rated ...