MK BATTERY
ES40-12HR
Maintenance-Free Rechargeable Sealed Lead-Acid Battery
ES40-12HR
ES40-12HR
Model Number
Voltage 5hr
Rate
20hr
Rate
100hr
Rate
Watts
Per Cell
Weight (lb.) Length (in.) Width (in.) Height* (in.)
ES40-12HR    
12 31.45 37 N/A N/A 32.28 9.84 3.84 7.95

ES40-12HR

12v 40AH 20HR Battery
$139.11 S&H $25.00

SPECIFICATIONS
Nominal Voltage (V):
12V

Nominal Capacity:20hour rate ( 1.85A to 10.50V ) 37Ah

10hour rate ( 3.7A to 10.50V ) 35.15Ah

5hour rate ( 6.29A to 10.20V ) 31.45Ah

1C ( 37A to 9.60V ) 25.9Ah

3C ( 111A to 9.60V ) 18.87Ah

Weight:
32.28 Lbs. (14.64 kg)

Internal Resistance (at 1KHz):
5 mΩ

Maximum Discharge Current for 30 seconds:740A

Maximum Discharge Current for 5 seconds: 1480A

Operating Temperature Range:0°C(32°F) to 40°C (104°F)

-15°C(5°F) to 50°C (122°F)

-15°C(5°F) to 40°C (104°F)

Charge Retention (shelf life) at 20°C (68°F):1 month 92%

3 month 90%

6 month 80%

Charging Methods at 25°C (77°F) Cycle use:Charging Voltage 14.4 to 15.0V
 Maximum Charging Current 11.1A


Standby use:
Float Charging Voltage 13.50 to 13.80V

Life expectancy Cycle Use:100% depth of discharge 225 cycles

80% depth of discharge 250 cycles

50% depth of discharge 750 cycles

Standby Use:
3~5 years

Case Material:
ABS

(Option: 94-HB & 94V-0 flame retardant case)

Terminal:
F9
mefast

MK BATTERY