SWH2 is our flagship high-spec liquid water heater, engineered for vehicles, RVs, trucks and mobile living spaces across global markets. Supporting dual 12V/24V DC power supply, it delivers adjustable heating output and wide working temperature range. Thanks to lightweight build, intelligent frequency conversion, ultra-quiet operation and long-distance remote control, this all-in-one heater integrates complete accessories for easy installation and use. It works reliably in extremely cold or hot environments, serving as a premium heating solution for long-distance transportation, outdoor camping and field operations worldwide.
Place of Origin |
China |
| Brand Name | DEFU/BEDIRPH/MAXYCOL/MAXYNO |
Model Number |
SWH2 |
| Certification | CE/EMC/MSDS |
| Minimum Order Quantity | 10 PCS/SETS |
| Price | Negotiable |
| Packaging Details | 425*375*220mm |
Delivery Time |
15-20 business days |
| Payment Terms | 30% deposit, balance before shipment |
| Supply Ability | 10,000 sets/month |
1. Dual Voltage & Adjustable Heating Power
Compatible with 12V and 24V DC systems, it fits most vehicle power configurations. The heating power ranges from 2.8kW up to 5kW to meet different heating demands. Auxiliary power consumption stays between 15W and 33W, maintaining low power draw during operation without draining vehicle batteries quickly.
2. Ultra-Light Portable Structure
The heater main unit weighs only 2.1kg, and the full set with all accessories totals 7kg. The compact and lightweight design enables easy carrying, moving and flexible installation, ideal for vehicles with limited mounting space.
3. Intelligent Variable Frequency Control & Brushless Water Pump
Built with automatic frequency conversion system, it regulates working status intelligently for stable operation and higher efficiency. Equipped with a high-efficiency brushless water pump, the unit runs smoothly with low wear, extending overall service life and reducing daily maintenance.
4. Long-Range Remote Control & Complete Fittings
It supports 100-meter remote control for convenient on/off and function adjustment from a distance. Standard equipped with 2.5m water pipes and pipe insulation cotton to reduce heat loss. A dedicated silent cover for fuel pump effectively cuts running noise for a quieter using experience.
5. Flexible Fuel Supply Options & Full Accessories
Comes with a standard 5L fuel tank for stable fuel storage. A fuel extractor is available as an alternative to suit different installation layouts and usage habits. All necessary spare parts are included in the package to support direct installation and immediate use.
1. Wide Working Temperature Adaptability
It operates steadily within -40°C to 80°C, performing well in frigid northern regions, high-temperature areas and complex outdoor environments. Strong environmental tolerance ensures year-round reliable performance for global users.
2. Economical Fuel Consumption
Optimized combustion technology keeps fuel consumption at 0.3–0.6 liters per hour. It balances powerful heating capacity and low running cost, perfect for long-hour continuous heating during travel and overnight parking.
3. Low Noise & High Comfort
The matched fuel pump silent cover and brushless pump structure greatly suppress vibration and operating noise. It creates a quiet environment inside vehicles and living spaces, improving rest and travel comfort.
4. High Integration & Easy Installation
All standard accessories are fully assembled and matched. No extra parts purchase is required. The simple assembly process saves installation time, friendly for individual users, repair shops and overseas dealers.
| Rated Voltage | DC 12V / 24V |
| Operating voltage | 11.5V-16V / 21V-27V |
| Product Size | 220*90*145mm |
| Heating Power | Max 5KW, Min 2.8KW |
| Rated voltage | consumption 15W-33W |
| Work temperature | -40℃~ 80℃ |
| Fuel consumption | 0.3-0.6L/H |
| Heater weight | 2.1kg |
| Package dimension | 425*375*220mm |
| Gross weight | 7kg |
| Description | Diesel water heater, Automatic frequency conversion, With brushless water pump, 100m remote control, 2.5m water pipes, with water pipe insulation cotton, with fuel pump silent sleeve, 5L fuel tank (Or fuel extractor optional) and all spare parts |
| Warranty | 1 year |
1.Trucks, engineering vehicles and logistics fleets for cab heating during long-distance transport
2.RVs, campers and converted vans for outdoor camping and mobile living
3.Special field vehicles and temporary work shelters for all-weather heating
4.Global aftermarket refitting and bulk distribution projects