High efficiency: This diesel fuel pump features efficient heating and ensures optimal fuel delivery, maximizing the efficiency of your heating system. Fuel savings: With this part, fuel delivery efficiency can be significantly improved. This diesel heater pump helps you save on heating costs, making it a cost-effective choice for any diesel heater owner. Principle of operation: The parking heater fuel pump uses pulses to supply fuel to the machine, allowing fuel to enter the combustion chamber so the machine can operate continuously. Special design: The fuel metering pump for parking heater is specially designed for radiators 12 V. Suitable for replacement of old or damaged metering pumps of these models. Product parameters: Suitable voltage: 12 V Power: 1kVA Operating temperature range: -40 to 40. Package list: Fuel heater*1