12v2.3ah deep cycle valve control sealed lead acid storage battery for fire alarm system
USD $5 - $7 /Piece
Min.Order:500 Pieces
Zhengzhou Kanglida Electronic Power Co., Ltd.
Lead acid rechargeable battery 12v2.3ah deep cycle maintenance free batteries
rechargeable sealed lead acid battery 12v3.3ah for alarm system
12v batteries, low self-discharge battery 12v2.3ah sealed acid battery hot sale
rechargeable deep cycle sealed lead acid battery 12v3.3ah maintenance free made in China
12 voltage fire alarm system batteries deep cycle high capacity lead acid battery
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
The rechargeable battery 12V2.3ah can be used in fire alarm system, automatic door and so on.
battery characteristic | ||||
Nominal voltage | 12V | |||
Nominal capacity(20h rate) | 2.3Ah | |||
Size | Total height | 60mm | ||
length | 178mm | |||
width | 34mm | |||
height | 62mm | |||
Weight | 0.898kg | |||
Rated capacity 25°C(77°F) | 20 hour rate(0.115A) | 2.30Ah | ||
10 hour rate(0.21A) | 2.10Ah | |||
5 hour rate(0.39A) | 1.95Ah | |||
1 hour rate(1.38A) | 1.38Ah | |||
Internal resistance | in full charge status 25°C(77°F) | 50mΩ | ||
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 than0.92A , voltage14.10-14.40V | ||
float-use | Initial charging current less than 0.35A voltage13.50-13.80V |
Notice
Terminals