Product Overview
The 6-QWF-240 is a 12V 240Ah maintenance-free VRLA lead-acid battery from Cane Energy’s QWF Series, designed for parking air conditioner power supply and vehicle starting support in commercial vehicle applications. As a dual-purpose battery, it combines deep-cycle capability for extended parking discharge with high cold cranking performance for reliable engine starting.
This model is suitable for heavy-duty trucks, coaches, RVs, and other commercial vehicles requiring a dependable auxiliary power solution for parking air conditioners and cabin electrical systems. The 6-QWF-240 battery supports parking air conditioner power at the 220Ah–240Ah capacity level, providing sustained power for cabin comfort during rest periods.
The QWF Series incorporates anti-electrolyte stratification technology, vibration-resistant construction, and maintenance-free sealed design to meet the demanding requirements of commercial vehicle parking and starting applications.
Product Features
- Dual-purpose design: Engineered for both vehicle starting support and parking air conditioner power supply in a single battery system, reducing the need for additional auxiliary batteries.
- Deep-cycle reinforced design: Built with anti-electrolyte stratification technology and deep-cycle capability for extended parking discharge performance.
- Maintenance-free sealed VRLA construction: Valve-regulated sealed design for maintenance-free operation, with no water refilling or routine electrolyte checks required.
- Vibration-resistant construction: Bottom adhesive and reinforced plate design helps withstand commercial vehicle road conditions, meeting demanding vibration standards.
- Wide temperature adaptability: Designed for reliable operation from -30°C to 70°C, supporting use in diverse climates and seasonal conditions.
- Low self-discharge: High-purity lead alloy construction with monthly self-discharge rate of ≤3% at 25°C, suitable for vehicles with long parking periods.
- Reliable auxiliary power: Supports parking air conditioner power, cabin lighting, and other auxiliary electrical loads for trucks, buses, and RVs during rest and waiting periods.
Technical Specifications
| Model | 6-QWF-240 |
|---|---|
| Voltage / Capacity | 12V240Ah |
| Battery Type | Parking Air Conditioner VRLA Lead-Acid Battery |
| Nominal Voltage | 12V |
| Nominal Capacity | 240Ah |
| Cycle Life | 100% DoD ≥ 340 cycles |
| Application | refrigerated trucks, tourist buses, large commercial vehicles, extended parking power applications |
| Maintenance | Maintenance-free sealed design |
Applications
The 6-QWF-240 battery is mainly used in parking air conditioner and vehicle auxiliary power applications for commercial vehicles, where reliable dual-purpose starting and deep-cycle performance are required. Typical applications include:
- Refrigerated trucks and cold chain vehicles with 3 HP parking air conditioners
- Tourist buses and large passenger coaches
- Large commercial vehicles with comprehensive cabin electrical systems
- Extended parking and overnight auxiliary power (10–12 hours)
- Special purpose and heavy-duty fleet vehicles
Why Choose Cane Energy
Cane Energy is a modern battery manufacturer integrating research, production, and sales of lead-acid batteries, LiFePO4 power batteries, energy storage batteries, chargers, and controllers. Founded in 2003, the company has built strong manufacturing and engineering capabilities to support global B2B customers in electric mobility and new energy applications.
With a large-scale production base, automated manufacturing equipment, and an experienced engineering team, Cane Energy supports stable production, quality control, and batch delivery for distributors, vehicle fleet operators, and OEM/ODM partners. The company has an annual production capacity of up to 20 million sets of electric vehicle batteries and 20 million sets of battery plates, providing a solid foundation for large-volume cooperation.
The QWF Series is engineered for commercial vehicle parking air conditioner and starting support applications, delivering reliable dual-purpose performance under specified test conditions. With deep-cycle reinforcement, maintenance-free design, and vibration-resistant construction, this series is suitable for a wide range of truck, bus, and RV applications.
For international buyers, Cane Energy also supports export-oriented cooperation with quality management systems and product certification experience, including ISO management systems, CE, and UN38.3 certification support for global market compliance.
