Telong Energy Technology Co., Ltd. >> 4V2.5ah Rechargeable Power Battery (Lead Acid Battery)

4V2.5ah Rechargeable Power Battery (Lead Acid Battery)

4V2.5ah Rechargeable Power Battery (Lead Acid Battery)
Price: US $ 0.8-1.2/Piece
Trade Terms: FOB,CFR,CIF
Min Order: 500/Piece
Pay Type: L/C,T/T,Western Union
Prod Model: TL425
Markets: North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Size: 50*22*100mm
Weight: 0.26
Color: Black/ White/Grey
Container: ABS
Charge (Cycle Use): 4.8~5.0V
Charge (Float Use): 4.5~4.6V
Designed Life: 2 Years
Warranty: 1 Year
Type: Lead-Acid Batteries
Usage: LED Light Electric Tool , Toy ,Emergency Light
Nominal Voltage: 4V
Discharge Rate: High Discharge Rate
Shape: Square Battery
Rechargeable: Chargeable

Product Description

TELONG 4V2.5ah Battery:  1). Sealed and Maintenance Free    2).  Warranty: 1 Year , changed with quality problem.   3). OEM / ODM
4). CE UL RoHS approvial     5). Used for: LED Light   Electric Toy   Emergency Lighting System.....



SPECIFICATION 

Nominal Voltage4 V                                                                                   
Rated capacity (20 hour rate)2.5 Ah
Dimension                 Length50mm (1.95 inches)
Width22mm (0.86inches)
Height                        100mm (3.90inches)
Weight Approx0.26Kg(0.57Ibs)



FEATURE 

1).Absorbent Glass Mat(AGM) technology for efficient gas recombination of up to 99%
   and freedom from electrolyte maintenance or water adding.
2).Not restricted for air transport-complies with IATA/ICAO Special Provision A67.
3).UL-recognized component.
4).Valve Regulated Construction .Can be mounted in any orientation.
5).Computer designed lead, calcium tin alloy grid for high power density.
6).Long service life, float or cyclic applications. Maintenance-free operation.
7).Low self discharge. Long Life Design 
8).Wide Operation Temperature Range 
9).Available in flame retardant ABS material for the battery case



CHARACTERISTICS 

Capacity 
25'C (77'C)
20 hour rate(0.15A )2.5AH
10 hour rate(0.28A )2.3AH
5 hour rate(0.28A )2.1AH
1 hour rate(1.96A  )1.43AH
Internal ResistanceFull charged Battery at 25  'C(77'F  )35 milli-ohm
Capacity affected by Temp40'C (104F)102%
25'C (77'F)100%
0'C (32'F)85%
(-15'C )5'F65%
Self-Discharge 
25'C (77'F)                                         
Capacity after 3 month storage91%
Capacity after 6 month storage82%
Capacity after 12 month storage64%
Charge Cycle  Initial Charging Current less than 0.5A
(Constant Voltage)Voltage 4.8-5.0V

FloatVoltage4.5-4.6 V                                                             



APPLICATIONS 

LED Light / Electric Tools / Medical equipment
Emergency Lighting / Alarm system
Electric Power Supply
DC power Supply /Emergency lighting system                                                           
Other standby or primary power supplies.



OTHER INFORMATION 

1Logo: Yours or Mine (silk printing)
2Packaging: in Carton Box Packing in Wooden Pallet
Pcs/ctn: 60pcs/ctn
Ctn size: 41*24*13.7cm
GW/NW: 15.8kg/15.6kg
3Payment terms: T/T(with 30% deposit); L/C at sight
4Date of delivery: 15-25days after receipt of the deposit
5Loading port: Shenzhen (China)
6Sample charge: FREE

Shenzhen Telong Energy Technology Co., Ltd was founded in 2005, Specialized in researching, developing, producing and sales of lead acid battery, lithium battery and Gel battery.

Telong is a leading battery producer in the Chinese market as a deep cycle battery supplier for electric bicycles, distributed primarily under the Telong brand. With over ten years of experience and extensive technical expertise in the lead-acid battery industry, Telong's dedication to research and development is evident in increasingly widespread recognition of Telong goods offering consistent quality in high capacity, high energy density, deep discharge, more cycles with sustained discharge time, and more operational stability.

Telong has mainly produce the following series - CR\ER\PL\DZM\TL\TEL\GEL\TLD\TLF\OPZV\OPZS including 500 kinds of products. These products are widely used by many different industries, such as telecommunication, power system, radio and television system, railway, solar, UPS, electric vehicles, cars, golf cars, forklifts, emergency lights, security, alarm, gardening tool, baby carrier etc. Its worldwide sales network already covers more than 100 countries and regions, and has a good cooperation partnership with several excellent operators.

In an endless pursuit of perfection, Telong continues to blaze new trails in quality battery production. For quality control, Telong established professional Quality Management Center and successfully got the certificates of ISO9001, TS16949 quality management system and ISO14001 environment management system and also has passed the audit of OHSAS18001. The products has been authorized as 'Good quality products and Inspection-free in China' by national quality inspection department. Telong Products have also obtained the CE and RoHS authentication of the European Union, UL recognition the USA, Our reputation is built on the promise that ethical behavior and fair business practices will result in a satisfied and growing customer base. Telong prides itself by delivering its promises in a timely and efficient manner. We listen attentively to our customers, and are constantly reviewing our business practices and procedures in order to make changes that will benefit our customers.

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