B-type interface design ensures a secure, dedicated connection to your diesel parking heater, reducing power loss and preventing loose contacts. This stable interface helps maintain reliable performance in home garages, workshops, RV setups, and other indoor environments where a consistent 12V supply is critical. 220V to 12V transformer power converter safely steps down household AC power to a stable 12V DC output for diesel heaters. Designed to work with standard North American voltage, it allows you to run 5KW or 8KW all-in-one diesel heaters indoors without relying on a vehicle battery, improving safety and convenience. Compatible with most 5KW and 8KW all-in-one diesel parking heaters using a B-type interface, this adapter is ideal for home heating, cabin heating, and small workspace heating. It is a practical accessory for winter use, helping to keep rooms warm while protecting your heater from unstable or incorrect power sources. Ideal for home and parking heater applications, this 12V power supply adapter supports continuous, efficient heating performance. It helps maintain proper operating voltage, reducing the risk of power-related shutdowns or damage, so your diesel heater can deliver steady warmth during cold nights or extended use. Durable and easy to use, this diesel heater power converter is designed as a plug-and-play accessory: simply connect to 220V mains and plug into your heater's B-type interface. Compact and portable, it is convenient to move between rooms or locations, making it a versatile accessory for your diesel heater system. Plug Type: EU Plug Voltage: AC 100–240 V Color: Black Material: Plastic Package Contents: 1 x Diesel Heater 12V Power Supply Adapter