AGM Battery 12 V 55 Ah
AGM Battery 12 V 55 Ah 1
AGM Battery 12 V 55 Ah 2
Characteristics2
Characteristics1
Characteristics3
AGM Battery 12 V 55 Ah
AGM Battery 12 V 55 Ah 1
AGM Battery 12 V 55 Ah 2
Characteristics2
Characteristics1
Characteristics3

AGM Battery 12 V – 55 Ah

The WhisperPower AGM Battery 12 V – 55 Ah is the most economical, maintenance-free battery designed for long life. WhisperPower 12 V – 55 Ah AGM batteries are based on VRLA technology (Valve Regulated Lead Acid), meaning they require little ventilation, do not have to be positioned upright and do not require any maintenance.

Where to buy
  • 55 Ah, 12,0 VDC
  • Suitable for medium sized inverters
  • Power supply for entire DC installation
  • Powering pumps and winches
  • Suitable for marine, mobile and solar energy systems- and as a starter battery.

Product specifications

ARTICLE NUMBER
40290060 AGM Battery 12 V - 55 Ah
TECHNICAL SPECIFICATIONS
Dimensions lxwxh (mm) (excl. poles) 229 × 138 × 210
Weight ± 10% 18.0 kg
Nominal capacity 55 Ah
C10* or C20 C10
Nominal voltage 12,0 VDC
Terminal type M6 rvs
Number of cells 6
CHARGE / DISCHARGE PARAMETERS
Constant charge voltage (IU, float) 13.60 .. 13.80 VDC at 25oC
Cyclic charge voltage (IUU, absorption) 14.25 .. 14.60 VDC at 25oC
Maximum recommended charge current (higher possible) 40 to 50% of nominal capacity
Temperature ratio -4mv/cel/°C
Discharge voltage 1.75 VDC @ (A) ≤ 0.2°C • 1.70 VDC @ 0.2°C (A) ≤ 1.0°C
Full discharge (100% DOD) 1.65 VDC @ (A) ≥ 1.0°C
NOMINAL CAPACITY AT 25°C
Nominal 25°C UP TO 1.75 VDC/CEL
20 hours discharge 58.6Ah
10 hours discharge 55.0 Ah
5 hours discharge 44.5 Ah
Peukeurt Coefficient 1.21<P<1.24
Usage at 25 A discharge 92 min
Self discharge Less than 3% per month at 25°C
Storage time AGM batteries can be stored for up to 6 months at 25°C, recommended to charge before use
BATTERY PARAMETERS
Inrush current at 25°C (5s) 550 A
Cyclic life at 80% discharge 400
Internal resistance (approx.) 6,0m Ω
Discover our markets

WhisperPower develops and manufactures products and systems that meet the entire power needs of the marine, mobile or off-grid user.

world-map
Where to buy

Find your nearest dealer.

Find dealers