Main Specifications
1. Functional Parameter |
5. Environment Temperature |
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Nominal Voltage |
12V |
Discharge Temperature |
-15~50℃ |
Nominal Capacity (20 hour rate) |
20Ah |
Charge Temperature |
0~40℃ |
Number of Cells |
6cells |
Storage Temperature |
-15~40℃ |
2. Rated Capacity at 25℃ (77° F) |
6. Inner Resistance & Max . Discharge Current |
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20 hour rate (0.05C, 10.8V) |
20Ah |
Fully Charged battery at 25℃ (77° F) |
15mΩ |
5 hour rate (0.165C, 10.8V) |
16.5Ah |
Max. Discharge Current |
300A (5s) |
1 hour rate (0.55C, 10.5V) |
11.8Ah |
Short Circuit Current |
1000A |
3. Capacity affected by Temperature (20 hour rate) |
7. Self-discharge at 25℃ (77° F) |
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40℃ (104° F) |
103% |
Capacity after 3 month storage |
91% |
25℃ (77° F) |
100% |
Capacity after 6 month storage |
82% |
0℃ (32° F) |
85% |
Capacity after 9 month storage |
73% |
-15℃ (5° F) |
65% |
Capacity after 12 month storage |
64% |
4. Dimension and Weight |
8. Constant voltage charging at 25℃ (77° F) |
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Length |
181mm |
Cyclic use |
14.4~14.9V |
Width |
77mm |
Maximum charging current |
6A |
Height |
167mm |
Temperature compensation |
-30mV/℃ |
Total Height |
167mm |
Float use |
13.6~13.8V |
Reference Weight |
5.5kg |
Temperature compensation |
-20mV/℃ |