Webasto Air Top 2000 STC Marine Kit 2kW Diesel Heater 12V – Complete Installation Set (4111385C / 9034320C)

The Webasto Air Top 2000 STC Marine Kit is a compact and highly efficient 2 kW diesel air heater, specially configured for marine applications.
It delivers reliable and consistent heating performance for small to medium-sized boat cabins and enclosed marine spaces.

Designed for 12V electrical systems, this heater ensures dependable operation in demanding marine environments while maintaining low fuel consumption and quiet performance.

Supplied as a complete marine installation kit, it includes all essential components required for safe and professional installation on boats, yachts, and other marine vessels.

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Technical Specifications

• Heating Capacity: 0.9 – 2.0 kW

• Voltage: 12V

• Fuel Type: Diesel

• Fuel Consumption: 0.12 – 0.24 L/h

• Airflow Rate: Approx. 105 m³/h

• Power Consumption: 14 – 29 W (depending on heating stage)

Operating Temperature Range:

• Heater: −40°C to +40°C

• Control Unit: −40°C to +85°C

• Noise Level: Low noise output with optimized combustion technology

• Air Outlet: Single outlet for targeted airflow

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Included in the Marine Installation Kit

•  1 × 1 m 60 mm hot air duct (OEM: 83660A)

•  1 × 8 m fuel line (OEM: 9028516A)

•  1 × Connector (OEM: 9027998A)

•  1 × Air intake silencer (OEM: 9026725A)

•  1 × Control switch (OEM: 83052B)

•  1 × Fuel pump cable (OEM: 9027455A)

•  15 × Plastic clamps (OEM: 1301886A)

•  1 × Hot air outlet vent (OEM: 1322405A)

•  1 × Air intake vent (OEM: 87389A)

•  1 × Fuel tank standpipe (OEM: 1300494D)

•  4 × 60 mm hose clamps (OEM: 1310545A)

•  1 × Gasket (OEM: 1310617A)

•  1 × Air intake hose (40 cm) (OEM: 9033345A)

•  1 × Exhaust pipe (70 cm) (OEM: 9032270A)

•  1 × Clamp mounting kit (OEM: 9032243A)

•  1 × Alternative mounting kit (OEM: 9024806A)

•  1 × Mounting hardware set (OEM: 9027997A)

•  1 × Fuel pump DP42 (OEM: 9035317A)

•  1 × Wiring harness (OEM: 9029479B)

•  1 × AT2000 STC 12V heater unit (OEM: 9031125D)

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Additional Components Included

• *1 × Exhaust hull flange (OEM: 1319427A)

• *1 × Chrome mounting bracket (OEM: 25 1482 89 00 11)

• *1 × Exhaust insulation sleeve 100 cm (OEM: 1320830A)

• *1 × Exhaust clamp (OEM: 1320103A)

• *1 × External temperature sensor – 5 m (OEM: 93205A)

Accessory parts marked with an asterisk (*) are 100% compatible