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Deep Cycle UPS Battery 2v400ah Sealed Lead Acid For Off Line / Online UPS Power

Deep Cycle UPS Battery 2v400ah Sealed Lead Acid For Off Line / Online UPS Power

Brand Name : Champion
Model Number : GFM400
Certification : CE ; UL
Place of Origin : China
MOQ : 50 pcs
Price : negotiation
Payment Terms : 30% in advance, T/T
Supply Ability : 50,000 pieces per month
Delivery Time : 25 days
Packaging Details : Carton box
Model Name : GFM400
Size : 210*175*330 mm
Voltage : 2V
Terminal : M8
Capacity : 400AH
Color : Black
Weight : 25 kg
Application : UPS,Inverter,Solar system
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Deep Cycle UPS Battery 2v400ah Sealed Lead Acid For Off Line / Online UPS Power


1 Equalization charges are not required, reducing maintenance and labor costs
2 Our newly developed lead-calcium-tin alloy greatly reduces grid corrosion resulting in extended life (15-20 year life expectancy in float service at 20-25°C ambient temperature).
3 Large-sized VRLA Battery Series battery is manufactured in accordance with JIS C 8707
4 Adding water or taking specific gravity measurements are not required. There is also no need for an equalization charge.
5 The container and cover are made of flame retardant plastics which meet UL-94V-0 specifications.


Nominal Capacity (10 hour rate)400Ah



10 hour rate (40A)400Ah
3 hour rate (100A)300Ah
1 hour rate (220A)220Ah
Internal ResistanceFull Charged Battery 25°C(77°F)0.5 mΩ
Cyclic Life50%(C10) Depth of discharge600Times
Float Life25°C(77°F) Float charge at 13.8VAbout 15 Years

Capacity affected by Temperature

(10 hour )

40°C (104°F)102%
25°C (77°F)100%
0°C (32°F)85%
-15°C (5°F)65%



Capacity after 3 month storage90%
Capacity after 6 month storage80%
Capacity after 12 month storage62%
Charge (Constant Voltage) 25°C(77°F)Cycle

Initial Charging Current Less than 120A

Voltage 2.43-2.50V

FloatVoltage 2.25-2.30V

Battery Construction

ComponentPositive plateNegative plateContainerSafety valveTerminalSeparatorElectrolyte
Raw MaterialLead dioxideLeadABSRubberPbFiberglassSulfuric acid


Solar power

Offline or standby UPS

Diesel rotary UPS

Online UPS

DC power UPS

On grid power

Off grid power

Line-interactive UPS

Hybrid (double conversion on demand) UPS


1> Nominal Voltage:2V

2> Number of cell:1

3> Nominal Capacity: 400Ah@10hr-rate (40.0A to 1.80V/cell @25℃)

4> Weight: Approx.25.0Kg

5> Terminal: M8

6> Internal Resistance: Approx.0.47 mΩ(Fully charged)

7> Self-Discharge: less than 2% at 25°C

8> Design Life: 18 years (floating charge)

Competitive Advantage:

1> Sealed, maintenance free.

2> Design life: 15 years (floating charge).

3> Reliably Sealed and Leakproof Construction.

4> ABS(V0 optional) container materials.

5> High reliability, CE, UL and ISO certified.

6> Low self-discharge, less than 3% of capacity per month at 25°C

7> Safety valve installation for explosion proof

8> High tolerance against extreme temperature applications

9> Excellent pricing

Product Tags:

charging sealed lead acid batteries


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