Type: NP4-6 / 6V 4AH sealed lead acid battery/batteries / secondary battery/ Electric Bicycle Battery/ Storage Battery for Emergency Light
We can providea full rang of sealed lead acid battery from 0.3ah to 3000ah.
We are both OEM and ODM.
Products festures 6v 4ah lead acid batteries for Egypt market
(1)plate
Positive and negative plates consist of active mass and a lead-calcium alloy grid structure
(2)Safty valve
The safety valve opens when there is an abnormal increase in internal pressure caused by overcharging
Or misusage. Gas is released from the battery to return the pressure back to normal.
(3)Container and covers
Container and covers are made of ABS or PP resin, with superior strength and acid resistance
Characteristics. The container and covers are sealed to prevent electrolyte and gas leakage.
(4)Other parts
Some other parts of this model, like terminal, case, terminal protector. Electrolyte. Active materials are
In good quality.
Applications 6v 4ah lead acid batteries for Egypt market:
Telephone switchboards, electric equipments, medical equipments, medical instruments and meters
Computers and uninterrupted power source (UPS)
Power 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 system
Emergency lighting and car and ship starting system
Portable electric appliances and mining system
Traffic and navigation signal lamp
|
Capacity 25°C(77°F) |
20 hour rate(0.20A, 5.25V) |
4.00AH |
|
10 hour rate(0.37A, 5.25V) |
3.70AH |
|
5 hour rate(0.68A, 5.25V) |
3.40AH |
|
1 hour rate(2.40A, 4.80V) |
2.40AH |
|
Internal Resistance |
Full charged Battery
at 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 Current less than 1.20A
Voltage Charge 7.20~7.50V |
|
Float |
Voltage 6.75~6.90V |
E-Stars Int'l Tech. Co., Limited is a leading manufacture of AC/DC switching adapter, switching power supply, AC/DC adaptor, Linear adaptor, transformer, DC/DC Converter, Battery and Charger for many world renowned OEM's, we deliver technology leadership, global operation excellence and outstanding customer support. Our products are used in a wide spectrum of application such as desktop PC, Mobile phones and other telecom equipment, Internet Appliance Server, NAS/SAN, Network and Telecommunication Instrumentations...
Our strength is to be responsible to meet customer needs and reduce total ownership cost. As our business commitment, we offer an unparalleled level of service and technical support.
E-Stars Power with more than 15 years of experience, ISO 9001 & ISO 14001 certified facility and professional quality control system, Our products have obtained many certification for UL+cUL, CSA, TUV-GS, VDE, FIMKO, DEMKO, NEMKO, SEMKO FCC (DOC), SAA, C-Tick, CB, CE, EK, E-MARK, PSE, BSMI and etc. We always deliver the highest quality products in the industry, excellence in quality & reliability is our ultimate goal.
