SW1221W Datasheet, PDF (1/1 Pages) Shenzhen Sunnyway Battery Tech Co.Ltd. – High rate discharge battery

SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD.
R
SW1221W(12V4.5Ah)
Outer dimensions (mm)
90
70
(S12WV142.52A1Wh)
Specifications
Nominal Voltage
12V
CAPACITY(15 minutes rate to 1.67V/cell)
21W
Rated capacity (20 hour rate)
4.5Ah
Total Height _{106mm (4.17 inches)}
Dimensions
Height
Length
100mm (3.95 inches)
90mm (3.54 inches)
Width
70mm (2.76 inches)
Weight Approx
1.88Kg (4.14lbs)
Characteristics
Capacity
25 (77 )
30min rate
15min rate
6min rate
71W
126W
242W
Internal ResistanceFull charged Battery at 25 (77 ) 24 m
Capacity
affected
by Temperature
(20hour rate)
40 (104 )
25 (77 )
0 (32 )
-15 (5 )
102%
100%
85%
65%
Capacity after 3 month storage 91%
Self-Discharge _{Capacity after 6 month storage 82%}
at 25 (77 )
Capacity after 12 month storage 64%
Terminal
Charge _Cycle
(constant
Voltage) _Float
T1 T2
Initial Charging Current less than1.1A
Voltage 14.10-14.40V
Voltage 13.50-13.80V
Constant power discharge unit:watts(25^oC , 77 )^oF
Terminal Type (mm)
T1
T2
3.2
6.35
3.4
7.85
Discharge Curves 25 (77 )
13.8
13.2
12.6
12.0
11.4
10.8
10.2
9.6
9.0
8.4
7.8
6.5A
10.3A
15.2A
19.5A
2.45A
0 1 2 4 6 8 10 20 40 60 2 4 6 8 10 20
Constant current discharge unit:A(25^oC , 77 ) ^oF
R
Edition Nov. 2009