Data Sheet

WP12-12E 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)
6.8Ah
3 C (36A to 9.60V)
4.8Ah
Weight Approx. 4.02kg(8.84Lbs.)
Internal Resistance (at 1KHz) Approx. 11 mΩ
Dimensions mm(inch)
Maximum Discharge Current for
5 seconds: 180A
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 UL94 HB
Option: Flammability resistance of (UL94 V-0)
Te rm i na l F1 or F2 (Faston Tab 187 or 250)
98 1(3.86 0.04) ±±
151 1(5.94 0.04) ±±
9
8
1
(
3
.
8
6
0
.
0
4
)
±
±
9
3
1
(
3
.
6
6
0
.
0
4
)
±
±
4
.
7
5
(
0
.
1
9
)
0
.
8
(
0
.
0
3
)
F1
6
.
3
5
(
0
.
2
5
)
0
.
8
(
0
.
0
3
)
F2
36A
12A
2.04A
1.14A
0.6A
2 4 6 8 10 20 40 60 2 5 6 8 10 20
1
8.0
9.0
10.0
11.0
12.0
13.0
FOR 12V
BATTERY
(v)
Discharge Time VS. Discharge Current (25 ) ℃
minutes
hours
Discharge Time