Primary applications:

  • Standby power supply for various communication and signal systems such as telecommunication, mobile, network, railway and airport and so on.
  • Standby power supply for power system and nuclear power station.
  • Solar energy, wind energy, hydroelectric generation power storage and wind & solar hybrid project.
  • Standby power supply for ship and maritime affairs.
  • Standby power supply for petrochemical system.
  • Marine signal and navigation mark.
  • Information industry.
  • Standby power supply for UPS, medical facilities and emergency lighting and so on.
  • Situation with high environmental protection and energy-saving.
  • Structure features of Shoto GFMJ VRLA gel battery.

SERIES TABLE

ModelDatasheetCapacityInternal Resistance (full charged)Short- circuit currentRecommended Charging Current
GFMJ-200 GFMJ-200 Datasheet200Ah@10hr to 1.80V @25℃Approx.0.68mΩ,25℃2956A30A
GFMJ-250 GFMJ-250 Datasheet250Ah@10hr to 1.80V @25℃Approx.0.62mΩ,25℃3215A37.5A
GFMJ-350 GFMJ-350 Datasheet350Ah@10hr to 1.80V @25℃Approx.0.46mΩ,25℃4305A52.5A
GFMJ-420 GFMJ-420 Datasheet420Ah@10hr to 1.80V @25℃Approx.0.42mΩ,25℃4750A63A
GFMJ-600 GFMJ-600 Datasheet600Ah@10hr to 1.80V @25℃Approx.0.35mΩ,25℃5706A90A
GFMJ-800 GFMJ-800 Datasheet800Ah@10hr to 1.80V @25℃Approx.0.32mΩ,25℃6297A120A
GFMJ-1000 GFMJ-1000 Datasheet1000Ah@10hr to 1.80V @25℃Approx.0.27mΩ,25℃7439A150A
GFMJ-1200 GFMJ-1200 Datasheet1200Ah@10hr to 1.80V @25℃Approx.0.24mΩ,25℃8314A180A
GFMJ-1500 GFMJ-1500 Datasheet1500Ah@10hr to 1.80V @25℃Approx.0.23mΩ,25℃8837A225A
GFMJ-2000 GFMJ-2000 Datasheet2000Ah@10hr to 1.80V @25℃Approx.0.22mΩ,25℃8903A300A
GFMJ-2500 GFMJ-2500 Datasheet2500Ah@10hr to 1.80V @25℃Approx.0.22mΩ,25℃9131A375A
GFMJ-3000 GFMJ-3000 Datasheet3000Ah@10hr to 1.80V @25℃Approx.0.21mΩ,25℃9360A450A

SPECIFICATIONS TABLE

Normal Voltage2V
Recommended Operating Temperature20℃~25℃(68˚F ~ 77˚F)
TerminalM10
Design Life @25ºC20 Years
Charging Voltage  @25˚C(77˚F)Float: 2.23 V/cell
Equalize: 2.35 V/cell
Self Discharge @25˚C(77˚F)≤20%(after 180 days storage)
GFMJ-SERIES – 2V 200Ah &...