40290033 Front
Characteristics2
Characteristics1
Characteristics3
40290033 Front
Characteristics2
Characteristics1
Characteristics3

AGM Battery 12 V – 165 Ah

The WhisperPower AGM Battery 12 V – 165 Ah is the most economical, maintenance-free battery designed for long life. WhisperPower 12 V – 165 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
  • 80 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
40290033 AGM Battery 12 V - 165 Ah
TECHNICAL SPECIFICATIONS
Dimensions lxwxh (mm) (excl. poles) 483 x 170 x 240
Weight ± 10% 47.0 kg
Nominal capacity 165 Ah
C10* or C20 C20
Nominal voltage 12,0 VDC
Terminal type M8 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 165.0 Ah
10 hours discharge 157.0 Ah
5 hours discharge 134.0 Ah
Peukeurt Coefficient 1.21<P<1.24
Usage at 25 A discharge 320 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) 1650 A
Cyclic life at 80% discharge 400
Internal resistance (approx.) 3,8m Ω
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WhisperPower develops and manufactures products and systems that meet the entire power needs of the marine, mobile or off-grid user.

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