CSB HC1221W Leaflet

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Cells Per Unit
6
Voltage Per Unit
12
Capacity
21W @ 15min-rate to 1.67V per cell @25 (77 )
Weight
Approx.1.79 kg(3.95 lbs)
Maximum Discharge Current
60A(5sec)
Internal Resistance
Approx. 25m
Operating Temperature Range
Nominal Operating Temperature Range
25
3 (77
5 )
Float Charging Voltage
13.5 to 13.8 VDC/unit Average at 25 (77 )
Recommended Maximum Charging
12.1A
Current Limit
Equalization and Cycle Service
14.4 to 15.0 VDC/unit Average at 25 (77 )
Self Discharge
CSB Batteries can be stored for more than 6 months at
25 (77 ). Please charge batteries before using. For
higher temperatures the time interval will be shorter.
Terminal
C1-Faston Tab187/250
Container Material
ABS(UL 94-HB/File E50263)*Flammability resistance of
(UL 94-V0/File E88637) can be available upon request.
Discharge: -15 ~50 ( 5 ~122 )
Charge: -15
~40 (  5 ~104 )
Storage: -15 ~40 ( 5 ~104 )
Constant Power Discharge Characteristics Unit:W (25
,77 )
Constant Current Discharge Characteristics Unit:A (25
,77 )
HC 1221W
12V 21W
Specification
Powered by
HC 1221W is specially designed for high efficient discharge 
application. Its invisible terminals can be inserted PC board 
directly. HC series battery can serve more tha n 260 cycles 
at 100 % discharge in cycle service, up to 5 years in standby 
service.
Width (W)
Dimensions : 
Unit: mm (inch)
Overall Height (H)
Container height (h)
Length (L)
103.5±1.5 (4.02±0.06)
102±1.5 (4.0±0.06)
139.7±1.5 (5.5±0.06)
48±1.0 (1.89±0.04)
RA: 0911
F.V/Time
2MIN
4MIN
6MIN
8MIN
10MIN
15MIN
20MIN
30MIN
60MIN
90MIN
1.60V
46.4
31.2
24.4
20.3
17.1
12.3
10.1
7.18
4.02
2.83
1.67V
43.4
29.8
23.8
20.0
16.9
12.2
10.0
7.16
4.01
2.71
1.70V
40.2
28.5
23.0
19.5
16.5
12.1
9.93
7.15
4.00
2.66
1.75V
36.6
27.0
22.0
18.9
16.1
11.9
9.82
7.14
3.99
2.56
1.80V
32.8
25.1
20.8
18.2
15.7
11.7
9.71
7.13
3.98
2.46
1.85V
28.6
22.9
19.5
17.3
15.2
11.5
9.59
7.12
3.97
2.36
F.V/Time
2MIN
4MIN
6MIN
8MIN
10MIN
15MIN
20MIN
30MIN
60MIN
90MIN
1.60V
557
374
293
238
202
148
121
86.1
48.2
33.9
1.67V
521
358
285
233
199
147
120
85.9
48.1
32.8
1.70V
483
340
274
227
196
145
119
85.8
48.0
31.6
1.75V
440
320
263
220
191
144
117
85.6
47.9
30.5
1.80V
393
299
250
212
186
141
116
85.4
47.8
29.4
1.85V
343
275
234
203
180
138
114
85.3
47.7
28.3
CSB-manufactured
VRLA 
batteries are UL-
recognized components
under UL924 and UL1989.
CSB is also certified by
ISO 9001 and ISO 14001.
(http://www.csb-battery.com) 
by TUV CERT according to ISO 9001,ISO 14001.
The system of manufacturer was certified