
Alternative in-stock heater: HLN Bluetooth 4kW PRO Diesel Air Heater
Velit 4000P Air Heater — Smart thermostat now comes standard.
Why it’s different
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Safest Heater on the Market
Equipped with built-in carbon monoxide and flammable gas sensors, the Velit heater automatically shuts off in case of a leak or dangerous gas accumulation.
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Superior High-Elevation Performance
Tested in Colorado at 11000ft +, the heater adjusts the air-fuel mix ratio based on elevation data from its barometer, minimizing carbon buildup and enhancing performance.
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Bluetooth Connectivity
Control your Velit heater from up to 100 feet away using your smartphone.
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Proprietary Combustion Chamber
The well-engineered combustion chamber, combined with a high-volume fuel pump, delivers unmatched efficiency and output.
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Complete installation kit
The kit comes with everything needed for the installation, including the auxiliary fuel port connector for sprinter/ transit and Promaster vans.
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Reliability
Velit air heater uses only high-quality and validated components to provide outstanding reliability. For example, it uses a Japanese glow plug with at least three times the lifespan compared to cheap ones. The controller is weather-sealed to prevent water damage.
Tech Specs — Overview
- Model: 4000P
- Weight: ~10 lb
- Operating Temp: −30°F to 75°F
- Operating Elevation: < 16,000 ft
- Dimensions: 14.6″ × 5.5″ × 5.9″
Performance (Min / Max)
- Heating Capacity (BTU): 14,000
- Fuel Consumption (gal/h): 0.05 ~ 0.13
- Rated Power (W): 20 ~ 46
- Operating Voltage: 11-16V
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