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12V 7ah Rechargeable Security Battery Maintenance Free

Categories Security battery
Brand Matrix Lead acid battery
Model NP7 -12
color black
Business Type Factory
Certificate CE,ISO9001,IEC,MSDS
Production Capacity 300,000pcs/months
FOB port Shenzhen or Guangzhou
Terms of Payment L/C,Western Union,T/T
Download DOC NP7 -12.doc NP7 -12.pdf
Update Time 12-19-2015

  Details Information


12V 7ah  Rechargeable Security Battery Maintenance Free


Specification :


Nominal Voltage:12V

Rated capacity(20 hour rate):7AH

Dimensions

Length:151±1mm(9.02inches)

Width:65±1mm(5.43inches)Height:94±1mm(8.19inches)

Total Height:100±1mm(8.30inches)Weight Approx:2.05Kg(4.52bs)


General features:


1)Extremely safe and stable chemistry

2)Non-spillable construction design

3)ABS containers and covers optional

4)safty valve installation of explosion proof

5)high quality and high realiability

6)exceptional deep discharge recovery performance

7)low shelf discharge characteristics

8)flexible design for multiple installation positions


Applications:


♦Telephone switchboards, electric equipments, medical equipments, medical instruments and meters

♦Computers and uninterrupted power source (UPS)

♦ower transmission and transformer station, switch control and accident lighting

♦ Fire fighting, safety device and alarm monitoring

♦Aviation, spaceflight and power storage

♦Automatic office system

♦ Radio communication

♦ Emrgency lighting and car and ship starting system

♦Portable electric appliances and mining system

♦Traffic and navigation signal lamp

Notice:


Don’t near the hot source and don’t under the sunshine.

Don’t charge in the sealed container.

No short circuit. It should be addition charge if you don’t use, and single charge per three months, to avoid irreversible sulfating. The battery should be changed when the battery jar broken or the electrolyte omitted, to avoid acid corrosion.

Don’t store in the space of acid gas.

You should be careful and regular check when use the battery. To avoid the battery don’t work. You should change the battery if the capacity is not full or has been damage, especially after one year using.

Don’t put the battery in the fire, or it will explode.

Please use cotton cloth to clean, if the battery is broken down and leak electrolyte. Please wash your skin when touch the electrolyte.


Capacity 25°C(77°F)

20 hour rate(0.35A, 10.50V)

7.00AH

10 hour rate(0.66A, 10.50V)

6.60AH

5 hour rate(1.20A, 10.50V)

6.00AH

1 hour rate(4.55A, 9.60V)

4.55AH

Internal Resistance

Full charged Batteryat 25 °C (77°F)

25mΩ

Capacity affected by temperature(20 hour rate)

40°C(104°F)

102%

25°C(77°F)

100%

0°C(32°F)

85%

-15°C(5°F)

65%

Self-Discharge at 25°C(77°F)

Capacity after 3 month storage

91%

Capacity after 6 month storage

82%

Capacity after 12 month storage

64%

Charge(constant voltage)

Cycle

Initial Charging Currentless than 2.10A   Voltage14.40-15.00V

Float

Voltage 13.50-13.80V

Terminal

T1-187,T2-250


Picture:


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