Maintenance-Free Lead Acid Rechargeable Battery for Kids Electric Vehicle
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Product Highlights
- Maintenance-Free Design: No water refilling or maintenance required during use due to sealed structure.
- High Energy Density: 20% higher energy density than same volume products under high discharge rate.
- Long Float Life: Designed float charging life of over 5 years for reliable backup power.
- Low Self-Discharge: Average monthly self-discharge rate below 2.5% for long-term storage.
- Safety & Certification: Certified by UL1989, IEC, JIS; non-spillable and safe for air/sea freight.
- Customizable OEM: OEM service available with customizable capacity, weight, and terminal types.
- Versatile Application: Suitable for UPS, emergency lighting, alarms, and communication equipment.
- Heavy Duty Grids: High reliability and safe operation without leakage using advanced grid design.
Product Attributes
- Customization
- Available
- Type
- Lead-Acid Batteries
- Usage
- UPS, Electric Power, Lighting, Alarm System
- Model NO.
- 6FM7
- Nominal Voltage
- 12V
- Discharge Rate
- Medium Discharge Rate
- Shape
- Square Battery
- Electrolyte
- Acid
- Installation
- Fixed
- Rechargeable
- Chargeable
- OEM
- Accetable
- Nominal Capacity
- 7ah
- Weight
- 2.400kgs
- Cell Qty
- 3 Cells
- Terminal Type
- F1/F2
- Terminal Position
- C
- Color
- Black/Grey
- Application
- Emergency Lights Alarm System Power Supply
- Useage
- Communication Equipment Electrical Test Equipment
- Transport Package
- Sea, Air
- Specification
- 151*65.5*94*100mm
- Trademark
- LONGWAY
- Origin
- China
- HS Code
- 850720
- Production Capacity
- 2, 400, 000 Per Month
Product Images of Maintenance-Free Lead Acid Rechargeable Battery for Kids Electric Vehicle
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Product Description
The LONGWAY General Series small-size batteries (less than 24Ah) are designed and developed using AGM technology and valve controlled sealing technology. They can meet conventional performance requirements, with a designed float charging life of over 5 years. The valve controlled non-spillable structure design allows safe use in any direction and is certified by sea and air freight. The battery performance also meets international standards, such as IEC61056-2012,JIS C8702-1-2003 , UL1989, etc.
Specification
General Feature
| Maintenance free, no need to add water or other maintenance during use. |
| Heavy Duty Grids |
| High reliability, safe without leakage. |
| Low self-discharge rate, with an average monthly self-discharge rate below 2.5%. |
| High energy density which can output more energy. |
| Higher energy density. 20% higher than that of the same volume product under high discharge rate. |
Application
| UPS power supplies | Emergency lighting equipment | Communications and electric equipment |
| Telecommunications | Precision instrument backup power | Emergency power supplies in power generation |
| Various telemeter equipment |
Fire alarms and security systems |
Office computers automation equipment |


KaiYing Power Supply & Electrical Equip Co., Ltd. (LONGWAY Battery) was established in 2000 and currently has two major production plants with the factory area of over 100,000 m2, over 1000 employees, and an annual production capacity of over 2 million KVAH. Since its establishment, we have been committed to the development and production of high-quality battery products. Focusing on research and development, we are committed to the production, sales, and services of AGM battery and GEL battery.
LONGWAY battery technical performance meets and exceeds domestic and international standards, including IEC, BS, JIS, CE, UL, and GB. It has developed numerous proprietary technologies and patents, which covers with 2V, 4V, 6V, 8V, 12V, 18V, and 24V, with rated capacities ranging from 0.8Ah to 3000Ah. It has the advantages of high energy density, long lifespan, safety, reliability, lightweight design, and environment friendly. Our batteries are widely used in communication, power, rail transportation, UPS, EPS, electric tools, electric toy car, sound/speaker system, weighing scales etc. LONGWAY Battery extends to markets across the United States, Europe, the Middle East, South America, Southeast Asia etc.





Q: What is a Valve-Regulated Sealed Lead-Acid Battery (VRLA)?
A: A VRLA battery is a sealed lead-acid battery that utilizes internal oxygen recombination technology (oxygen recombines at the negative plate to form water) for maintenance-free operation. It is equipped with a safety valve to prevent excessive pressure buildup. There are two types: AGM (Absorbent Glass Mat) and Gel.
Q: How is a VRLA battery different from a conventional flooded lead-acid battery?
A: Sealed & Maintenance-Free: No water refilling is needed; the electrolyte is absorbed (AGM) or gelled (Gel).Oxygen Recombination: Minimizes gas emissions and allows horizontal installation (though upright is recommended).Safety Valve: Releases excess pressure to prevent swelling.
Q: Does a VRLA battery require an initial charge?
A: It comes pre-charged, but if stored for over 6 months, a supplementary charge is recommended before use (use constant voltage charging as per the manual).
Q: What is the correct charging voltage?
A:For 12V Batteries:Cycle Use: 14.4-14.8V (lower for Gel batteries).Float Charge: 13.6-13.8V (to maintain charge without overcharging).Always follow the manufacturer's specifications-excessive voltage can cause water loss or thermal runaway.
Q: How to determine if a battery is end-of-life?
A: Replace if:Capacity drops below 60% of the rated value.Voltage drops rapidly after a full charge (e.g., s12.0V for a 12V battery at rest).Internal resistance increases significantly (requires specialized equipment).
Q: How to store an unused VRLA battery?
A:Fully charge before storage.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR247471". Items marked "" are certified.
Company Profile
Kaiying Power Supply & Electrical Equip Co., Ltd., established in 2001, is a professional valve regulated sealed lead acid battery manufacturer in China. We have a lot of experience in producing high quality products. There is a group of engineers to develop batteries as our clients required.
As the environmental readjusted, Zhangshan Long Way Battery Manufacturing Co., Ltd couldn't produce SLA batteries anymore. The technology and IQC management of Zhangshan Long Way Battery Manufacturing Co., Ltd which had merged with KAIYING GROUP, the Logo LONGWAY is also transferred to the KAIYING GROUP.
Kaiying Power Supply & Electrical Equip Co., Ltd., with a 10, 000 M² Factory space, the company has over 1000 employees and advanced development equipment and comprehensive test facilities. Attaching great importance to quality, our management comply with ISO9001-2000 standard. Our batteries have UL and CE approvals.
During the past several years, the company has gained a very high reputation in the industry with excellent development, production, sales capability and premium quality. So, we got very good market share both in the domestic and foreign markets in the past. OEM orders acceptable.
About Our Factory & Business Background
- Address
- Laogang Industrial Area, Anxi, Quanzhou, Fujian, China
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2001-07-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What is a Valve-Regulated Sealed Lead-Acid Battery (VRLA)?
- A VRLA battery is a sealed lead-acid battery that utilizes internal oxygen recombination technology for maintenance-free operation. It is equipped with a safety valve to prevent excessive pressure buildup. There are two types: AGM (Absorbent Glass Mat) and Gel.
- How is a VRLA battery different from a conventional flooded lead-acid battery?
- Sealed & Maintenance-Free: No water refilling is needed; the electrolyte is absorbed (AGM) or gelled (Gel). Oxygen Recombination: Minimizes gas emissions and allows horizontal installation (though upright is recommended). Safety Valve: Releases excess pressure to prevent swelling.
- Does a VRLA battery require an initial charge?
- It comes pre-charged, but if stored for over 6 months, a supplementary charge is recommended before use (use constant voltage charging as per the manual).
- What is the correct charging voltage?
- For 12V Batteries: Cycle Use: 14.4-14.8V (lower for Gel batteries). Float Charge: 13.6-13.8V (to maintain charge without overcharging). Always follow the manufacturer's specifications-excessive voltage can cause water loss or thermal runaway.
- How to determine if a battery is end-of-life?
- Replace if: Capacity drops below 60% of the rated value. Voltage drops rapidly after a full charge (e.g., s12.0V for a 12V battery at rest). Internal resistance increases significantly (requires specialized equipment).
- How to store an unused VRLA battery?
- Fully charge before storage.
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