SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD.
R
SW21250(2V1250AH)
Outer dimensions (mm)
401
189
55
167
34
(w
Sw
V
S2
2
2
2
1
(2 V 1
1
5 0 0
25
125
2 5 0
0AH
0 A H
0)
)
34
167
55
189
Specifications
Nominal Voltage
Rated capacity (10 hour rate)
Total Height
Height
Dimensions
Length
Width
Weight Approx
2V
1250 Ah
369 mm (14.5 inches)
344 mm (13.5 inches)
401 mm (15.8 inches)
351 mm (13.8 inches)
81 Kg (179lbs)
Terminal Type (mm)
20
351
344
M8 20
Characteristics
Capacity
25
(77
)
10 hour rate(125 A)
5 hour rate(200 A)
1 hour rate(750 A)
1250 AH
1000 AH
750 AH
Apporx
0.18 m
Capacity
affected
by Temperature
(10hour rate)
40 (104 )
25 (77 )
0 (32 )
-15 (5 )
102%
100%
85%
65%
91%
82%
64%
Discharge Curves 25
(77 )
Internal ResistanceFull charged Battery at 25 (77 )
Capacity after 3 month storage
Self-Discharge Capacity after 6 month storage
at 25 (77 )
Capacity after 12 month storage
Terminal
Charge
(constant
Voltage)
Cycle
Float
2.30
2.20
2.10
2.00
1.90
1.80
1.70
1.60
1.50
1.40
1.30
0 1
2
11
250A 125A
625A
1250A
2638A
4 6 8 10
20
40 60
2
4 6 8 10 20 40
T20
Initial Charging Current less than500 A
Voltage 2.35-2.40V
Voltage 2.25-2.30V
Constant Current(Amp) and Constant Power(Watt) Discharge Table at 25 (77
Time
1.60V
1.70V
1.75V
1.80V
1.85V
A
W
A
W
A
W
A
W
A
W
)
10h
20h
5min
10min
15min
30min
1h
2h
3h
4h
5h
8h
R
369
SUNNYWAY [ SHENZHEN SUNNYWAY BATTERY TECH CO.LTD. ]
