China factory long life12v50ah rechargeable battery maintenance free battery for solar

PRODUCT SHOW

PRODUCT ADVANTAGES

OUR MATERIAL ADVANTAGES

1) Container/Cover: Made of UL94HB and UL 94-0ABS Plastic. 
2) Negative Plates: Use the special PbCa alloy grids, optimize the recombination efficiency and less gassing. 
3) High quality AGM separator 
4) Positive plates: PbCa grids minimize corrosion and prolong life. 
5) Terminal post: Copper or lead material with maximum conductivity, enhance the high current rapidly. 
6) Vent Valve: Allows the release of the excess gas automatically for safety.

OUR BATTERY HAS UNDERGONE STRICT QUALITY TESTING

* CAUTION

(1) The battery is maintenance free and without acid adding, any top cover opening is forbidden during use.
(2)The battery should be charged once every 6 months after leaving the factory.
(3)Checking the ups battery back-up appearance before using, and avoid strong vibration or mechanical damage. 
(4)Recommend recycling using temperature 25℃ ± 5% , the battery is strictly prohibited get wet in the rain and soaking.
(5) battery installation and removal should be uniform stress, stress at the shell should be part of the battery, avoid damage the terminal.
(6)If you need batteries in parallel, do not exceed three parallel. 
(7)The battery when used in multiple circuits, it must be according to battery marks "+", "-" in order of priority and space cannot be less than 15mm.
(8)Before you connecting with device, make it disconnected, then battery positive to the devices positive, negative connected to negative terminal, and fix the cable.
>> More Caution

MANUFACTURING PROCESS

PRODUCT APPLICATION

APPLICATION OF OUR PRODUCTS
Germany technology

Mainly applied for electric systems, security systems, medical equipment, shipping systems, telecommunications equipment, various testing machines, radio transceiver, the banking uninterruptible power supply system, railway locomotives, railway communications, emergency lighting systems, small lamps, large UPS and computer backup power, fire extinguishing systems, electronic equipment ,solar power system (off-grid solar power system, solar street light system, solar garden light system) and wind power system, non-traction battery.

ABOUT NPP

MATERIAL REPORTS

PACKAGE & TRANSPORT & PAYMENT

ABOUT NPP VALUE-ADDED SERVICE

ON PRODUCT SERIES

Develop corresponding product series, such as UPS battery, solar deep cycle battery, gel battery according to 
customer's different applications. We can OEM customer's LOGO according to customer's authorization.

ON PRODUCT AFTER-SALES SERVICE

We mark code on each fans battery powered ; so as long as you have any questions, we can check product production information. Customize a NPP special identity card number for each product.

ON FOLLOW-UP CUSTOMER ORDER

Each salesman has been trained about professional product knowledge to provide thoughtful and careful follow-up service for each customer order.

HOW TO CONTACT US

FAQ

Yes, we have four factories, located in Guangzhou, Hunan, Henan, Shaoguan City.

Yes, it is sealed maintenance free battery

Yes, we produced lead plates with first class pure lead, it means that we can reduce the production cost to a 
minimum, in addition to this, we can control the quality strictly.

2V 100ah-3000Ah
12V 1.2Ah-250Ah
6V 1.2Ah--220Ah
4V 4Ah-9Ah

Life cycle is connecting with discharge depth of discharge (DOD). 
If 30% DOD, 1500 cycle times 
If 50% DOD, 700 cycle times
If 100% DOD, 300 cycle times

12V 1.2Ah-28Ah, 6V1.2Ah-14ah, 4V4Ah-9Ah, 2V100Ah-150Ah 
(1 year warranty since shipping day) 
12V 33Ah-250Ah, 6V100Ah-220Ah, 2V200Ah-3000Ah
(2 years warranty since shipping day)

-30°c ~ +65°c ,recommend is 25°c ± 5%

Yes, we can, but the clients need pay the freight.

Yes, registered brands from reliable client are available.

Yes, our battery not only can meet CE and UL, but also TLC, ISO9001, ISO14001, OHSAS18001, IEC61427, and Solar Product Certification.