
Discharge Time VS. Discharge Current (25 )
12Volt 12Ah
Specifications
Nominal Voltage(V) 12V
Nominal Capacity
20 hour rate (0.6A to 10.50V) 12Ah
10 hour rate (1.14A to 10.50V) 11.4Ah
5 hour rate (2.04A to 10.20V) 10.2Ah
1 C (12A to 9.60V) 6.4Ah
3 C (36A to 9.60V) 4.2Ah
Weight Approx. 3.75kg(8.25Lbs.)
Internal Resistance (at 1KHz) Approx. 13 mΩ
Maximum Discharge Current for
5 seconds: 180A
Dimensions mm(inch)
Charging Methods at 25℃(77℉)
Cycle use:
Charging Voltage 14.4 to 15.0V
Coefficient -5.0mv/℃/cell
Maximum Charging Current: 3.6A
Standby use:
Float Charging Voltage 13.5 to 13.8V
Coefficient -3.0mv/℃/cell
Operating Temperature Range
Charge -15℃(5℉) to 40℃(104℉)
Discharge -15℃(5℉) to 50℃(122℉)
Storage -15℃(5℉) to 40℃(104℉)
Charge Retention (shelf life) at 20℃(68℉)
1 month 92%
3 month 90%
6 month 80%
Case Material ABS
(Option: UL94 HB & UL94 V-0 flame retardant )
Terminal F1 or F2 (Faston Tab 187 or 250)
98 1(3.86 0.04)
¡ ¡
FOR 12V
BATTERY
13.0
12.0
11.0
10.0
9.0
8.0
1
F1
)
)
4
4
0
0
.
.
0
0
¡
¡
6
6
6
8
.
.
3
3
(
(
1
1
¡
¡
3
8
9
9
36A
2 4 6 8 10 20 40 60 2 5 6 8 10
minutes
12A
Discharge Time
F2
¡ ¡
hours
℃
0.6A

Effect of Temperature on Capacity 25 (77 )
Capacity Retention Characteristic
Trickle (or float) Service Life
(2) Charge : CV 2.4V/cell 16H Imax 0.3CA
(3) End of life discharge voltage : 1.65 Vpc
℃ ℉
120
(%)
100
0.05CA
℃
℉
0.1CA
0.25CA
0.6CA
1CA
2CA
100
80
60
40
20
0
-20
-4 14 32 50 68 86
0 10 20 30 40 50
10
5
3
2
0.5
30 40 50 ( )
20
68 86 104 122
Ambient Temperature
℃
℉
75
50
40 (1 04 )
℃ ℉
25
0
3 6 9 12 15 18
30 (86 )
℃ ℉
Storage Time (months)
120
100
80
60
Discharge Depth 100%
Discharge Depth 50%
40
(1) Discharge : 0.17CA
20
0 200 400 600 800 1000 1200 1400 1600
Discharge Depth 30%
*
± ℃
℃ ℉
℃ ℉
℃ ℉
Contents in this data sheet are subject to change for improvement without prior notice to users. For clarifications and updated information, please contact us.
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