All ProductsEnersysElectromechanicalBattery Products ENERSYS ElectromechanicalBattery ProductsBatteries Rechargeable (secondary) 0809-0010 4V LEAD ACID (VRLA) BATTERY RECHARGEABLE (SECONDARY) 5AH MFR. Name: Enersys 0850-0004 LEAD ACID (VRLA) BATTERY RECHARGEABLE (SECONDARY) 2V 8AH MFR. Name: Enersys NP4-12 12V LEAD ACID (VRLA) BATTERY RECHARGEABLE (SECONDARY) 4AH MFR. Name: Enersys