WD48/120 12hp Kohler Diesel


Displacement: 1361 L/min (48.1 CFM)
Free Air Delivery: 1138 L/min (40.2 CFM)
Max Pressure: 965 kPa (140 psi)
Motor: Kohler KD500
Pump Cylinders: 3
Tank size: 116 Litres
Noise level: 90 dB(A)
Weight: 207 kg
Dimensions (LxWxH): 128 x 53 x 103 cm
Air Receiver: 5 years
Pump: 7 years
Kohler Engine: 3 years
All other parts: 1 year


• Heavy duty slow revving pump
• AS1210 air receiver
• Stainless steel reed valves
• Genuine electric start Kohler diesel engine
• USA Conrader load genie valve and auto idle
• Replaceable cartridge element pump intake air filters
• Electric start engines fitted as standard – battery and leads available at extra cost


Powered by Electric Start Kohler diesel engines and backed by a long 3 year warranty the Westair range of Kohler powered portable and stationary air compressors are designed to tackle a wide range of applications where power isn’t available.

All Kohler powered compressors feature the USA Conrader load genie valve and auto idle system factory set at 135psi cutout but adjustable to 140psi if required as well as slow revving cast iron pumps with replaceable cartridge element intake air filters and AS1210 air receivers.

The Kohler engine comes with electric start as standard but does not come with battery and leads. These are available for an extra cost.

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Download Unit Parts Drawing

Download Pump Parts Drawing


Additional information

Weight 207 kg
Dimensions 128 × 53 × 103 cm


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