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Bowman GH400 Marine Heat Exchanger & Header Tank (540HP)

Part No. 201699

€1,357.04 You pay €1,357.04 Incl VAT You pay €1,130.87 Excl VAT

RRP €1,507.83 €1,256.53

Save €150.79 (10.0%) Save €125.66 (10.0%)


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Brand Bowman
Country of Origin United Kingdom
Model GH400
Construction Aluminium LM6M Body, Cupro Nickel Tubestack & Gun Metal End Covers
For Maximum Horsepower 540HP (400kW)
Inlet / Outlet Port Size Raw Water Inlet & Outlet: 1-1/2" BSP, Engine Water Port Bore: 60mm
Length 776mm
Width 180mm
Height 340mm (including pressure cap)
Fixing Hole Size M12 x 15
Dimensions Distance Between Mounting Hole Centres: 200mm x 102mm
Raw Water Pressure Maximum 15 bar
Engine Water Pressure Maximum 1 bar (filler cap rating dependant)
Pressure Rating Filler Cap: 0.75 bar (75kPa)
Operating Temperature 100°C Maximum
Capacity Raw Water: 4.60 Litres, Engine Water: 18.10 Litres, Header Tank: 11.24 Litres
Applications Mercedes OM403, OM423, OM404, OM424, OM404A & OM424A Engines
Raw Water Flow Maximum 225 Litres Per Minute

The Bowman GH400-3482-4 marine three pass header tank heat exchanger is typically suitable for 400kW / 540HP engines. This Bowman heat exchanger can be used with Mercedes OM403, OM423, OM404, OM424, OM404A and OM424A engines among others.

There is a raw water input connection for 1-1/2" BSP one end and a raw water output connection for 1-1/2" BSP on the other end.

Please note: the heat exchanger is supplied with counter flanges, stud bolts and gaskets for the fresh water circuit. You will need to fabricate a suitable connection for the fresh water coolant input and outputs of the heat exchanger.

Note: This heat exchanger and header tank can be fitted with the Murphy water level switch can be fitted to these units, please contact our sales team to enquire about the Murphy water level switch.

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