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Maintenance Free GEL Battery

Maintenance Free GEL Battery

OPzV 12-140-Y Product Feature Floating design life: 20 years at 25℃ Cycle life(2V): >2000 at 80% DOD and 6000 at 25% DOD Self-discharge rate: ≤2%/Month High charge acceptance performance Wide operation temperature range: -40℃~70℃ Storage life: After fully charged, it can be storaged about 2...

Product Details

OPzV 12-140-Y of Maintenance Free GEL Battery

Product Feature of Maintenance Free GEL Battery


Gel electrolyte uses imported silica, lower internal resistance and no stratifiction

Negative plate

Pasted flat type, radial grid design, good high rate discharge performance

High discharge rate/ Low self-discharge rate/ Super cycling ability/ Excellent high current performance

Flooded electrolyte design

good heating capacity and avoid ‘thermal runaway’

Wide operating temperature range/ Vibration resistance/ High temperature resistance / Variety of installation/ No memory effect/ Safe and reliability

Safety valves

Good sensitivity, safe and reliable, equipped with double flame arrester/acid filter

Positive plate

Tubular type, with die-casting thick Pb-Ca grid; very long service life


PVC-SiO2 separator, low internal resistance, high pore rate

Datasheet of Maintenance Free GEL Battery




Specification of Maintenance Free GEL Battery



Nominal Voltage


Voltage Unit: 12v

Nominal Capacity


Dimension(LxHxW):  530x209x214mm



Internal Resistance:  Approx. 7.0 mΩ

Normal Operating Temperature Range:  25℃±5℃

Float charging Voltage: 13.6 to 13.8 VDC/unit Average at 25℃

Equalization and Cycle Service: 14.2 to 14.4 VDC/unit Average at 25℃

Recommended Maximum Charging Current: 28A

Self Discharge: CHENGYU Lead Acid batteries can be stored for more than 6 months at 25℃.


Compliant Standards of Maintenance Free GEL Battery
1. IEC 60896-21/22-2004/ GB/T 22473-2008 DIN43539-T5
2. IEC61427-2005/ YD/T1360-2005
3. Passed ISO9001, ISO14001, OHSAS18001, UL, CE certificate

Application of Maintenance Free GEL Battery

Electricity& Communication System/ Solar &Wind Energy Storage System
Uninterrupted Power Supply system(UPS)/ Medical Equipment

Emergency Power Supply system(EPS)/ Control Equipments

Emergency Lighting System &Small Lamp/ Railway, Aerospace and navigation





Wind Energy





Power storage plant


Packing  of Maintenance Free GEL Battery
All the battery with carton box packing ,all box with wooden pallets packing.

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Product Processing of Maintenance Free GEL Battery

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