***** 3 years warranty solar battery batteries 12v 250ah *****
Key Features :
♦Gelled electrolyte made by mixing sulfuric acid with silica fume
♦The electrolyte is gel like ,immobile and does not leak ,enabling uniform reaction of each part of the plate .
♦High rate discharge performance due to tight assembly technology
♦Strong heat dissipation and wide operating temperature range
♦Avoid acid mist being separated out , environment friendliness
♦Efficient venting system release excessive gas automatically
Applications :
♦Solar and wind energy storage system
♦EPS and UPS battery backup
♦Signal system , emergency lighting system , security system
♦Telecommunication Equipment
♦Power plant and transmission system
| 1. Functional Parameter |
5. Environment Temperature |
| Nominal Voltage |
12V |
Discharge Temperature |
-20~60ºC |
| Nominal Capacity (10 hour rate) |
250Ah |
Charge Temperature |
0~50ºC |
| Number of Cells |
6cells |
Storage Temperature |
-20~60ºC |
| 2. Rated Capacity at 25ºC (77° F) |
6. Inner Resistance & Max . Discharge Current |
| 10 hour rate (0.1C, 10.8V) |
250Ah |
Fully Charged battery at 25ºC (77° F) |
2.5mΩ |
| 3 hour rate (0.25C, 10.8V) |
181Ah |
Max. Discharge Current |
3750A (5s) |
| 1 hour rate (0.55C, 10.5V) |
137.6Ah |
Short Circuit Current |
12500A |
| 3. Capacity affected by Temperature (10 hour rate) |
7. Self-discharge at 25ºC (77° F) |
| 40ºC (104° F) |
103% |
Capacity after 3 month storage |
91% |
| 25ºC (77° F) |
100% |
Capacity after 6 month storage |
82% |
| 0ºC (32° F) |
85% |
Capacity after 9 month storage |
73% |
| -15ºC (5° F) |
65% |
Capacity after 12 month storage |
64% |
| 4. Dimension and Weight |
8. Constant voltage charging at 25ºC (77° F) |
| Length |
520mm |
Cyclic use |
14.4~14.9V |
| Width |
269mm |
Maximum charging current |
62.5A |
| Height |
220mm |
Temperature compensation |
-30mV/ºC |
| Total Height |
225mm |
Float use |
13.6~13.8V |
| Reference Weight |
68kg |
Temperature compensation |
-20mV/ºC |
***** Factory Introduction *****
♦ Battery factory Founded in 1996 , 2 million batteries annual production capacity
♦ Products including valve regulated lead acid battery , Gel battery , deep cycle battery, OPzV
and OPzS battery
♦ Products are exported to more than 150 countries
♦ Products are certified by CE ,Rohs
♦ Mature and very well respected AGM and GEL technologies for valve-regulated lead-acid batteries ranging from 2Ah to 3000Ah
***** FAQ *****
♦ What's your payment terms ?
T/T, Letter of Credit, Western Union, Paypal, etc .
♦ What's your minimum order quantity ?
1 Unit
♦ Could you send free samples ?
Your samples fee will be returned when you place bulk order
♦ What's your delivery lead time ?
5-15 days, it is up to your order quantity and your stock. If in stocks, once you make the payment ,
your products will be sent whithin 2 days
♦ What;s your price list and discount ?
The Above price is our wholesale price, if you'd like to know more our discount policy, please free free to contact us mobile phone +86 173 3300 5102
6. Can we print our own logo ?
Yes
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