• Espar D4 Airtronic KIT ( 20.2821.13.0423 )
• 4KW
• 12V

Kit Includes:

• 4kW Air Heater
• Operating Switch & Mounting Bracket
• Heater Mounting Plate & Seal 
• Wiring Harness
• Flexible Stainless Steel Exhaust
• Combustion Air Intake Tube & Cap
• Hot Air Ducting Hose
• Air Outlet Adjustable Vent
• Ducting Hose Clamps
• Return Air Inlet
• Fuel Pump
• Fuel Pickup Tube & Fuel Tube Hardware Kit
• Fuel Filter
• All required hardware (nuts, screws, washers) for installation are provided in kit

Air Heater Performance Specifications:

Heating Mode: Super | High | Medium | Low

Heating Capacity: Super  4.6 kW/hr (15,695 BTUs/hr) | High  3.5 kW/hr (11,942 BTUs/hr) | Medium  2.5 kW/hr (8,530 BTUs/hr) | Low  1.4 kW/hr (4,777 BTUs/hr)

Fuel Consumption: Super  0.53 L/hr (0.14 US Gal/hr) | High  0.41 L/hr (0.11 US Gal/hr) | Medium  0.29 L/hr (0.08 US Gal/hr) | Low  0.18 L/hr (0.05 US Gal/hr)

Air Flow M^3/min (CFM): Super 2.46 (87) | High 2.01 (71) | Medium 1.47 (52) | Low 0.99 (35)

Power Consumption watts: Super  40 | High  33 | Medium  25 | Low  12

Power Consumption at Start Watts: ≤ 100

Fuel Type: Diesel

Nominal Voltage: 12 Volt

Lower Voltage Limit: 9 Volts over 20 seconds 

Upper Voltage Limit: 16.0 Volts over 20 seconds 

Overheat Protection: 115° C (239° F)

Allowed Ambient Temperature: -40° C to 76° C (-40° F to 168° F)

Weight: 4.45 kg (10 lbs)