12v 50ah china UPS battery SLG12-55

 1.     Safety: no leakage on battery terminal, ensure using in safe and reliable.

2.      Maintenance free: due to all internal generated gas restore to water, do not need water replenishment.

3.      Exhaust air system: it can exhaust excess gas and make air pressure up to normal range when battery overcharged and internal pressure is over high, this time safe valve will close by itself, so there will be not additional gas accumulate.

4.      No free acid: special separator adsorb slectrolyte, so there is no free acid inside battery, then battery can be installed in various position.

5.      Anti-explosion: using safe valve and explosion-proof switch can prevent battery from exploding, to ensure battery safe when normal use.

6.      Long lifetime: using corrosion-resistance of Pb-Ca alloy, to ensure battery has a long life.