Lead acid storage battery 12v4ah AGM battery
USD $5 - $7 /Piece
Min.Order:500 Pieces
Zhengzhou Kanglida Electronic Power Co., Ltd.
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Advantage
1.The battery is full of power when it’s out of factory, no need to use liquid charge;
2.no memory, no need to discharge battery use, suitable for circuit design;
3.by high partition, adsorption and strong;
4.there is no flowing liquid (poor liquid), does not leak acid and free Upside down,
ply with environmental requirements, ease of use,
6.the use of lead-calcium alloys, battery self-discharge is very low,
7.easy storage, less maintenance;
8.using ABS plastic shell and valve technology for safe use.
Application
Nicaragua Lead acid storage battery 12v4ah can be used in building interphone, fire alarm system and so on.
battery characteristic | ||||
Nominal voltage | 12V | |||
Nominal capacity(20h rate) | 4Ah | |||
Size | Total height | 101mm | ||
length | 90mm | |||
width | 70mm | |||
height | 101mm | |||
Weight | 1.25kg | |||
Rated capacity 25°C(77°F) | 20 hour rate(0.20A) | 4.0Ah | ||
10 hour rate(0.4A) | 3.2Ah | |||
5 hour rate(0.70A) | 3.0Ah | |||
1 hour rate(2.5A) | 2.7Ah | |||
Internal resistance | in full charge status 25°C(77°F) | 35mΩ | ||
Capacity at different temperature(10h) | 40°C(104°F) | 102% | ||
25°C(77°F) | 100% | |||
0°C(32°F) | 85% | |||
-15°C(5°F) | 65% | |||
Self discharge 25°C(77°F) | capacity after 3 months | 91% | ||
capacity after 6 months | 82% | |||
capacity after 12 months | 64% | |||
Mode of charge (constant voltage) 25°C(77°F) | cycle-use | initial charging current less than1.80A , voltage14.10-14.40V | ||
float-use | Initial charging current less than 0.68A voltage13.5-13.80V |
Notice