Udor PENTA-D 28/500 R — 7.4 GPM (28.0 L/min) 5-Plunger Pump

The Udor PENTA-D 28/500 R is a 5-plunger ultra-high-pressure pump from Udor’s PENTA series, delivering 7.4 GPM (28.0 L/min) at up to 7,250 PSI (500 bar) at 1750 RPM. The 5-cylinder design provides exceptionally smooth, low-pulsation output suited to demanding industrial and commercial pumping applications. AES Waterblasters is New Zealand’s authorised Udor distributor, with full spare parts and service support from our Auckland workshop.

Specifications

Model	PENTA-D 28/500 R
Flow Rate	7.4 GPM / 28.0 L/min
Max Pressure	7,250 PSI / 500 bar
Speed	1750 RPM
Type	5-Plunger (Quintuplex)
Plungers	5
Shaft	35mm Keyed Solid Shaft
Drive	Right-hand (R)

Applications

• Industrial hydro-jetting and pipeline cleaning
• Surface preparation and paint stripping
• Heat exchanger and tube bundle cleaning
• Tank and vessel descaling
• Concrete surface preparation

Key Features

• 5-plunger design for smooth, low-pulsation flow at 28.0 L/min
• Rated to 500 bar / 7,250 PSI
• Stainless steel manifold for high-cycle durability
• Solid ceramic plungers for superior wear resistance
• 35mm keyed solid shaft for direct coupling
• Right-hand drive (left-hand available with ‘L’ suffix)
• Full spare parts stocked in Auckland by AES Waterblasters