AGM-Power 12V 55Ah Absorbed Glass Matt



Nominal capacity (C10) 55 Ah
Nominal voltage 12.0 VDC
Type Deep cycle Absorbed Glass Mat battery with 10 years floating design life, specially designed for frequent cyclic discharge usage. By using strong grid and specific paste plate, gives the battery 30% more cyclic life. Applicable for marine, mobile and PV e
Weight (tolerance 1.5%) 18.0 kg
Dimensions l*w*h in mm (excl. terminals) 229 x 138 x 210 mm
Terminal type M6 stainless steel
Number of cells 6
Constant voltage Charging (IU, float) 13.60 to 13.80 VDC @ 25C
Cyclic Charging ( IUU, absorption) 14.25 to 14.60 VDC @ 25 C
Recommended charging current limit (higher possible) 40 - 50% of nominal capacity
Temperature cut-off ratio -4mv/cell/°C
Recommended End of Discharge voltage for 10-hr rate (V/cell)
Discharge cut off voltage 1.75 VDC @ (A) <= 0.2 C
1.70 VDC @ 0.2 C (A) <= 1.0 C
100% depth of discharge d.o.d. 1.65 VDC @ (A) >= 1.0 C
20 hrs discharge 58.6 Ah
10 hrs discharge 55.0 Ah
5 hrs discharge 44.5 Ah
Peukert Coefficient 1.21<P<1.24
Time reserve minutes 25 amps discharge 92 minutes
Self discharge Less than 3% per month @ 25°C
Storage time AGM-power batteries can be stored for maximum 6 months at 25°C. Charging recommended before using
Cranking amps @ 25°C ( 5 sec) 550 A
Cycle life at 80% of D.O.D 400
Internal resistance Approx. 6.0 mΩ
40290097 Battery pole suitable for the WhisperPower AGM and GEL batteries <_ 80Ah - complete with M6 bolt.
40290310 Battery consumption meter: WBM-Basic
40290311 Battery consumption meter: WBM-Pro includes ‘Time remaining’ function
40290312 Battery consumption meter: WBM-Pro HV (High Voltage)

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