Whisper Power AGM Battery - 12V / 145Ah

Whisper Power AGM Battery 12 V - 145 Ah

The WhisperPower AGM Battery 12 V – 145 Ah is the most economical, maintenance-free battery designed for long life. WhisperPower 12 V – 260 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.

•     145 Ah, 12 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.

Length x width x height - 340 × 173 × 280 mm (13.4" x 6.8" x 11" inch)
Weight ± 10% - 44.0 kg (97 lb.)
Nominal capacity - 145 Ah
C10* or C20 - C10
Nominal voltage - 12,0 VDC
Terminal type - M8 rvs
Number of cells - 6
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 25°C - UP TO 1.75 VDC/CEL
20 hours discharge - 167.0 Ah
10 hours discharge - 145.0 Ah
5 hours discharge - 131.0 Ah
Peukeurt Coefficient - 1.21<P<1.24
Usage at 25 A discharge - 305 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
Inrush current at 25°C (5s) - 1450 A
Cyclic life at 80% discharge - 400
Internal resistance (approx.) - 4,5m Ω