Sealey · Spare Parts

Sealey 3.5HP Flywheel Pump Unit for Belt Drive Air Compressors

The Sealey 3.5HP Flywheel Pump Unit is a replacement pump assembly designed specifically for belt drive air compressor systems. Built for workshop reliability and seamless integration with compatible belt drive compressor models, this pump unit delivers robust air displacement performance for demanding trade applications. Engineered with a heavy-duty full cast cylinder construction, the pump features alloy cylinder heads that enhance heat dissipation during extended operation. The finned flywheel design provides additional cooling capacity, helping to maintain optimal operating temperatures and extend service life. This combination of cast cylinder durability and enhanced thermal management makes the unit well-suited to intensive workshop environments where consistent air supply is critical. With a maximum free air delivery of 14.93cfm (423L/min) and air displacement capacity of 15cfm (425L/min), this pump unit is ideal for powering pneumatic tools, spray equipment, and general workshop air requirements. Requiring a minimum motor power of 3.5hp, it offers straightforward replacement for worn or damaged pump assemblies on belt drive compressor systems, restoring performance without the need for complete compressor replacement. Features and Benefits: • Finned flywheel design aids pump cooling during continuous operation • Heavy-duty cast cylinder with alloy heads for improved heat dissipation • Designed for seamless integration with belt drive air compressor models • Maximum free air delivery of 14.93cfm (423L/min) for demanding applications Specifications: Air Displacement cfm(L/min): 15cfm(425L/min) Brand: Sealey Nett Weight: 12.5kg Model No. SAC03P

90-day range £∞–-£∞ · average £NaN