Espar AM3-D4L - MERCEDES SPRINTER KIT - Diesel

Espar Airtronic AM3-D4L 12V Diesel Air Heater — Complete Mercedes Sprinter Kit

Stay warm on the road without idling your engine. The 3rd Generation Espar Airtronic AM3-D4L is a whisper-quiet, fuel-efficient diesel air heater purpose-built for Mercedes Sprinter vans — and this kit includes everything you need for a clean, professional installation.

Why the AM3-D4L?

• Nearly silent operation — ideal for overnight stays in driver cabs or camper vans
• Low fuel & power draw — maintain cabin temperature for extended periods without draining your battery or tank
• Built-in altitude adjustment up to 5,500m / 18,000ft — no extra module needed
• 4 kW output — rapid, even heat distribution via forced air
• 2-year / 2,000-hour warranty (whichever comes first)

Specifications

• Fuel Type: Diesel
• Voltage: 12V
• Max Output: 4 kW
• Part Number: 20.2829.55.0402 / 202829550402 / 20 2829 55 0402

Kit Contents

• Eberspächer Airtronic M3 D4L 12V Heater
• Fuel metering pump
• Fuel line & clamps
• Sprinter fuel line connector
• Muffler kit
• EasyStart Pro Controller
• Wire harnesses
• Stainless steel exhaust pipe
• Combustion intake pipe
• Flexible ducting — 0.5 meter
• Outlet grill
• Air outlet hood (90mm straight)
• Screws, clips & plastic straps
• Installation manual
• Warranty documentation

Need help confirming fitment or have installation questions? We're Espar specialists — reach out and we'll make sure you get the right setup.