12V28ah Deep Cycle Lead Acid Solar Battery
| Price: |
US $ 27-27.88/Piece |
| Min Order: |
1/Piece |
| Pay Type: |
L/C,T/T,Western Union |
| Prod Model: |
TL12280 |
| Normal Capacity: |
28ah/20hr |
| Weight: |
8.6kg |
| Specificate: |
Ce, UL, RoHS, SDS, ISO, SGS |
| Design Life: |
10 Years |
| Warranty: |
1 Year |
| Pack: |
1 PCS/Carton, 170 PCS/Pallet |
| Terminal: |
T4/T13 |
| Type: |
Lead-Acid Batteries |
| Usage: |
Solar System |
| Nominal Voltage: |
12V |
| Discharge Rate: |
Low Discharge Rate |
| Shape: |
Square Battery |
| Rechargeable: |
Chargeable |
Product Description
12V28AH Deep Cycle Lead Acid Solar Battery
1). Sealed / Maintenance Free / Rechargeable 2). Warranty: 1 Year , changed with quality problem.
3). OEM / ODM 4). CE UL RoHS approvial 5). Used for: UPS Solar home kit Alarm System......BATTERY CONSTRUCTION OF 12V28Ah BATTERY | Electrolyte | Positive Plate | Negative Plate | Container |
| Sulfuric acid | Lead dioxide | lead | ABS |
| |
| Cover | Safety valve | Terminal | Separator |
| ABS | Rubber | Copper | Fiberglass |
QUALITY ASSURANCE OF 12V28AH Sealed Lead Acid Battery1).Warranty period of one years: the date of the battery from the factory within 12 months, where the Company or the authority of the professional testing organization determine the quality of failure are battery manufacturers, at designatedlocations to give a free replacement battery with the specifications of the new; replace the battery when I While failureto recover the battery.2).The identification of large current discharge: new arrival in the battery, 25 ± 1 ºC temperature, fully charged battery to the model of large current 3 times the rated discharge capacity 7 min, the battery voltage drops below 1.6V / cell,determined to be unqualified.3).Determine the capacity of the exception: the new battery installed in the 25 ± 2 ºC after fully charged capacity test, in three cycles, the 20hour rate capacity can not reach the rated capacity of 90%, After five cycles, 20 hours rate capacity can not meet 100% of the rated capacity, determined to be ineligible4).Standard: The Company entered into force in a clear customer contract requirements, contract requirements should be the standard;if the customer no special requirements, refer to China national machinery Industrial Standard 5).Normal use and maintenance: by TELONG "Lead Acid battery Manual " Operation and Maintenance6).Quality: The company "technology first, the tree class enterprise; continuous improvement, so the battery quality; customer first, creating international brand " of quality in strict accordance with ISO9001: 2000 quality system standards requirements, passion for customer service.
CHARACTERISTICS OF 12V28Ah MAINTENANCE FREE BATTERY Capacity
25'C (77'C) | 20 hour rate(0.85A ) | 28.0AH |
| 10 hour rate(1.58A ) | 25.8AH |
| 5 hour rate(2.9A ) | 23.5AH |
| 1 hour rate(10.6A ) | 16.8AH |
| Internal Resistance | Full charged Battery at 25 'C(77'F ) | 10 milli-ohm |
Cycl Life
in Relation to Depth of Discharge | 30 % (Depth of Discharge) | 1200 (cycles) |
| 50 % | 600 |
| 80 % | 300 |
| 100 % | 250 |
Self-Discharge
25'C (77'F) | Capacity after 3 month storage | 91% |
| Capacity after 6 month storage | 82% |
| Capacity after 12 month storage | 64% |
| Terminal | T4/T13 |
Charge
(Constant Voltage) | Initial Charging Current less than 11.2A |
| Voltage 14.4-15.0V |
| Voltage 13.5-13.8V |
OTHER INFORMATION | 1 | Logo: silk printing |
| 2 | Packaging: in Carton Box Packing in Wooden Pallet |
| 3 | Payment terms: T/T; L/C at sight |
| 4 | Date of delivery: 15-25days after receipt of the deposit |
| 5 | Loading port: Shenzhen (China) |
| 6 | Sample 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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