TEMPEST\TH1255W

HIGH RATE Series Designed Service Life: 8~10 Years (Float Charge)

TH1255W

           12Volt - 55 WATTS PER CELL             @15 MINS TO 1.67 Volt PER CELL

Nominal Voltage

12V

Rated Capacity (10 hour rate)

12AH @ 1.75 volts per cell

Dimension

Total Height
(with terminals)

3.98 in.

Height

3.74 in.

Length

5.94 in.

Width

3.90 in

Weight (Approx)

9.26 lbs.

Capacity
(77oF/25oC)

10 hour rate (1.2A)

12AH

5 hour rate (2.16A)

10.8AH

1 hour rate (9A)

9AH

 

 

 

 

Internal Resistance

Fully Charged 77oF/25oC

13mW

Capacity Affected by Temperature
(77oF/25oC)

104°F (40°C)

102%

77°F (25°C)

100%

32°F (0°C)

85%

5°F (-15°C)

65%

Self Discharge
(77oF/25oC)

Capacity after 3 month storage

88%

Capacity after 6 month storage

76%

Capacity after 12 month storage

53%

Max. Discharge Current
(77oF/25oC)

180A (5S)

Terminal

Standard

F1

Optional

F2

Charging (Constant Voltage)

Cycle

Initial Charging Current 2.4A (recommended)
14.5~14.9V/ 77°F (25°C)

Float

13.6~13.8V/77°F (25°C)

Cut-Off Voltage

5min

10min

15min

30min

40min

60min

1.50V

97.0

63.0

53.0

29.8

23.0

16.0

1.60V

96.0

62.0

52.5

29.5

22.5

15.8

1.67V

94.0

60.0

50.0

29.0

21.7

15.6

1.70V

93.0

60.0

49.0

28.0

21.2

15.4

1.75V

92.0

59.0

48.0

27.0

20.5

15.2

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