Nickel Iron Battery 500AH Details Model Number: TN500 Nominal Capacity: 500Ah Weight: 39kg Size: 291*174*505 Screws of Terminal: M20*1.5 Voltage: 1.2v Usage: UPS or Solar Container: ABS Cycle life: ≥2000 times Brand Name: TaiHang or OEM Certificate: ISO 9001, 14001, 18001, SGS,CE, CRCC,ect. Product Picture Why choose Nickel Iron Battery (Nife Battery) The PV market got a great development in past decades. Now the storage batteries are chosen strictly for PV system. The mainstream batteries was lead acid type because of its cheap price. However, nowadays more and more people pay attention to battery performance and envrionment problem. Its features are long service life, 100% depth of discharge and non-pollution etc. So th…