Using the same tolerances as our German partners, Giant manufactures this American-made triplex plunger pump. Because of the many unique end-uses for this pump, we offer a variety of accessories to adapt to a multitude of applications. See our P300 selection guide for product offerings. These pumps are made for medium duty applications, but are often used for 10-12 hours on a continuous basis. With a power range up to 10 Hp (7.6 kW), these pumps are used in a variety of applications from sewer jetting, pressure washing, car wash, misting/fogging, dust suppression, odor control, fire suppression, liquid CO₂ and other industrial applications. Flow range is up to 5.8 GPM (22L/min) and pressure range is up to 4,000 PSI (275 Bar). Temperature range is up to 195 °F (90 °C).

P332
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasolin
P314
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasoline, d
P316
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasoline, d
P317
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasoline, d
P318
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasoline, d
P319
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasoline, d
P321
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasoline, di
P322
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasoline, d
P323
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasoline, d
P324
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasoline, d
P325
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasoline, d
P327
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasolin
P328
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasolin
P329
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasolin
P330
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasolin
P340
An American-made triplex plunger positive displacement pump with reciprocating plungers for direct or belt drive applications. Features: Aluminum crankcase with sight glass and vented dipstick; forged, through-hardened, ground and polished crankshaft; bronze connecting rods; hardened stainless steel plunger bases; solid ceramic plungers; nitrile seals (with fabric reinforcing); stainless steel valves and forged brass manifold. Options: Gearbox and bell housings (to connect to gasoline, d
PUMP CATEGORIES:
Service & Repair

Giant provides service on each pump and accessory that we sell. Many basic repair procedures are covered in the Giant repair manual. For all other questions on service or repair needs please contact your local Giant distributor.