Espar Airtronic AS3-B2L Air Heater with Ford Transit Install Kit (Gas)
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The Espar AS3 B2L 12V Heater- 2015+ Ford Transit Full Kit (Gasoline) is the classic way to heat the interior of your van using fuel from your main diesel tank. This kit includes everything you need to install the Espar in your Ford Transit van and will operate effectively up to ~ 13,000 ft. in elevation with the included altitude sensor.
Not all Espar kits are built the same. These units are genuine Eberspacher heaters with high-quality wiring harnesses from Eberspacher.
Features
- Fits universally where space allows
- Kit designed for 2015+ Ford Transit vans
- Efficient cabin heating on gasoline builds — no diesel tank required
- Low electrical draw (6–26 W) protects your house batteries off-grid
- Automatic altitude capability up to 13,120 ft (4,000 m) for mountain trips
- Compact body for flexible placement in van conversions and campers
Package contents:
AS3 B2L 12V - FULL KIT:
-INSTALL KIT - AIRTRONIC S3 B2L 12V
-CONTROL KIT - EASY START PRO W/ ADAPTOR
-EXHAUST MUFFLER 24MM
-26-28MM MUFFLER CLAMP (QTY 2)
-FUEL LINE ADAPTER 7.5MM - 3.5MM
-EXHAUST BRACKET
-GASFUELPICKUP
ADDITIONAL TRANSIT KIT:
-FMP ANGLE BRACKET - AFT/TANK MOUNTED
-FUEL LINE ADAPTOR 3.5-5MM (QTY 2)
-CLAMP 9MM (QTY 4)
For Transits: This kit comes with a fuel stand pipe that requires dropping the fuel tank and adapting into the existing fuel pump. Please see video and install instructions below as a guide for best installation practices.
Recommended to add insulation wrap to exterior fuel lines/connections to prevent cracking.
Documents
Espar Camper Van Fuel Installation Guide
Espar AS3 B2L/D2L Install Instructions
Espar AS3 B2L/D2L Operating Instructions (English, pg 30)
Espar AS3 B2L/D2L Technical Sheet
Espar AS3 B2L/D2L Troubleshooting Guide
Espar AS3 B2L/D2L Spare Parts List
Espar AS3 B2L/D2L Repair Instructions
Easy Start Pro Controller Documents
Espar Easy Start Pro Controller Guide
Espar Easy Start Pro Controller Guide Additional Info
Espar Easy Start Pro - Additional Product Info
Espar Easy Start Pro Wiring Diagram
Specifications: Espar AS3 B2L 12V (Gasoline)
|
Heater Dimensions (HxWxD) |
121.92mm (4.8 in.)H x 309.88mm (12.2".)L x 114.808mm (4.52 in.)W |
|
Weight |
5.5 lbs (2.5 kg) |
|
Heat Output |
6824 BTU (2.0 kW) |
|
Operating Voltage |
12VDC |
|
Rated Power Consumption |
11-26W |
|
Fuel Consumption |
0.04 - 0.07 gal/h (0.14 - 0.26 l/h) |
|
Fuel Type |
Gasoline |
|
Altitude Compensation |
13,120ft (4000m) |
|
Start Up Requirement |
Glow plugs require ~30A at startup for the first minute or two. |

