24V fuel metering pump, 1kW-4kW diesel heater 22451801 suitable for Eberspacher Airtronic D2 D4 D4S

General Description

The 24V fuel metering pump is designed for diesel heaters from 1 kW to 4 kW, specifically for the Eberspacher Airtronic D2 and D4 models. It offers high performance, a long service life, and stable operation. Its small size and airtight design ensure high precision and reliable performance, making it an ideal choice for replacing a faulty pump.

Technical Specifications

• Operating Voltage: 24 V
• Voltage Range: 21 V - 30 V
• Power: 1 kW - 4 kW
• Flow Rate: 22 ml/1000 cycles
• Coil Resistance at 20 ℃: 21.5 ± 1.5 Ω
• Operating Frequency: 1 Hz - 10 Hz
• Opening Time per Cycle: 30 ms
• Operating Temperature: Diesel -40 ℃ to 25 ℃, Kerosene -40 ℃ to 20 ℃
• Inlet Pressure: Petrol -0.2 bar to 0.3 bar, Diesel -0.3 bar to 0.4 bar
• Oil outlet pressure: 0 bar to 0.3 bar
• Weight: approx. 0.25 kg
• Lifespan: over 50 million cycles
• Fuel filtration: 100 µm filter opening

Compatibility and accessories

• Compatible with Eberspacher Airtronic D2 24V
• Compatible with Eberspacher Airtronic D4 24V
• Part numbers: 22451801, 25190845

Installation

The pump must be installed horizontally, with an angle between the center line of the pump and the horizontal pipe of less than ± 5°. It is recommended to position the pump at a 45-degree angle for optimal operation.

Application

This pump is ideal for transferring diesel and kerosene fuel, offering precise flow and high reliability. It is designed for use in diesel heating systems, ensuring optimal performance.