Data Sheet

Specifications
Nominal Voltage(V)
12V
Nominal Capacity
20 hour rate (2.75A to 10.50V) 55Ah
10 hour rate (5.225A to 10.80V) 52.25Ah
5 hour rate (9.35A to 10.20V) 46.75Ah
1C (55A to 9.60V) 34.83Ah
3C (165A to 9.60V) 22Ah
Weight
Approx. 17.0kg(37.4Lbs.)
Internal Resistance (at 1KHz)
Dimensions
Approx. 8 mΩ
Length (L)
226+2-1 (8.90+0.08-0.04)
Maximum Discharge Current for Width (W)
135+2-1 (5.31+0.08-0.04)
5 seconds:660A
Height (H)
207+2-1 (8.15+0.08-0.04)
Charging Methods at 25℃(77℉)
Overall Height (HT)
214+2-1 (8.43+0.08-0.04)
Cycle use:
Charging Voltage 14.4 to 15.0V
Coefficient -5.0mV/℃/cell
Maximum Charging Current： 16.5A
Standby use:
Float Charging Voltage 13.5 to 13.8V
Coefficient -3.0mV/℃/cell
Description of torque value of hard ware for the terminals:
Recommended torque value M6:7 N-m (71kgf-cm)
Maximum allowable torque value M6:9 N-m (92kgf-cm)
mm(inch)
v
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 98％
3 month 94％
6 month 85％
Case Material
ABS UL94 HB
Option: Flammability resistance of (UL94 V-0)
Design Life
Eurobat (20℃) : 10/12 years
Terminal
F8
WPL55-12N
226 (8.90 )±±
2
1
0.08
0.04
135 (5.31 )±±
2
1
0.08
0.04
207 (8.15 )
±±
2 1
0.08 0.04
214 (8.43 )
±±
2 1
0.08 0.04
M6
(M6 Bolt)
F8
16
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
55A
5.225A
9.35A
2.75A
165A