Espar AS3-D2L Commercial Truck Kit

Espar / Eberspacher Airtronic AS3-D2L 12V Commercial Air Heater – Truck Kit

Keep your cab warm all night without idling. The latest-generation Espar Airtronic AS3-D2L is a diesel-powered air heater engineered for commercial trucks, delivering fast, efficient heat with whisper-quiet operation. Whether you're parked overnight or waiting out a cold morning, this heater keeps you comfortable while saving fuel and reducing engine wear.

Built-in altitude compensation up to 4,000m (13,000 ft) means reliable performance no matter where the road takes you — no extra module required.

Key Specifications

• Fuel Type: Diesel
• Voltage: 12V
• Max Output: 2.2 kw / 7500 btu 
• Altitude Adjustment: Up to 4,000m / 13,000 ft (built-in)
• Controller: EasyStart Pro included

What's in the Box

• Eberspacher Airtronic S3 D2L 12V Heater
• Fuel Metering Pump
• EasyStart Pro Controller
• Fuel Line & Clamps
• Fuel Pickup Pipe (Vent Style)
• Wire Harnesses
• Stainless Steel Exhaust Pipe
• Combustion Intake Pipe
• Flexible Ducting – 0.5 meter
• Outlet Grill
• Air Outlet Hood (90mm straight)
• Mounting Plate with Seals & Screws
• Screws, Clips & Plastic Straps
• Installation Manual
• Warranty Documentation

Everything you need for a complete installation is included — just add your truck.