Description
Product Overview
The Eberspacher Airtronic AS3 D2L is a 2kW diesel heater designed for RVs, trucks, and other mobile applications. Weighing 17.41 lb and measuring 22.5 × 14.88 × 8.25 in, it offers a compact footprint that fits under a passenger seat or in tight engine compartments. Engineered by Eberspächer, the heater delivers up to 6824 BTU, operates from -46°C to 18,000 ft altitude, and features a brushless fan, stepless blower, and integrated temperature sensor for precise climate control.
Usage
Ideal for cold‑weather travel, the D2L keeps cabins warm during winter camping, high‑altitude expeditions, and long hauls. Its adaptable ducting system supports up to 15 m of tubing with 60 mm or 75 mm outlets, allowing flexible installation in various vehicle layouts. Whether you’re parked in sub‑zero conditions or cruising at 18 000 ft, the heater provides consistent warmth without excessive noise.
Why Choose Us
Eberspacher’s reputation for durability and engineering excellence ensures the D2L exceeds previous models with a longer service life of up to 5,000 hours. The plug‑and‑play fuel connection simplifies installation, and compatibility with CAN, LIN, and S+ communication protocols lets you integrate the heater with existing controllers. Rigorous testing guarantees reliable performance in extreme temperatures and altitudes.
Key Features
- 2 kW (6824 BTU) output for rapid cabin heating
- Operates from –46 °C to 18 000 ft altitude
- Stepless blower and brushless fan for quiet, efficient airflow
- Plug‑and‑play fuel system compatible with tank or auxiliary tap
- Flexible ducting up to 15 m with 60 mm/75 mm closable outlets
FAQ
What fuel does the D2L use?
The heater runs on standard diesel fuel and can be connected directly to the vehicle’s fuel system or an auxiliary tap.
Can the heater be installed DIY?
Yes, the D2L features a plug‑and‑play design that requires minimal tools, making it suitable for experienced DIY installers.
Is the D2L compatible with my existing controller?
It supports all three Eberspacher communication protocols—CAN, LIN, and S+—so it works with legacy controllers.
How quiet is the operation?
The brushless fan and dampened fuel pump piston reduce noise, providing a quieter experience than previous models.
What is the expected service life?
With the brushless fan and improved components, the D2L is rated for up to 5,000 hours of operation.
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