Interpump DERS 3

The Interpump DERS 3 is a precision Italian pump designed for low-flow, high-accuracy applications. Delivering 0.8 GPM (3.0 L/min) at 15 PSI (1 bar) at 3 RPM, this triplex plunger pump is ideal for misting, fogging, sanitisation, and humidity control. AES Waterblasters is New Zealand’s authorised distributor for Interpump Group, with full spare parts and service support available from our Auckland facility.

Specifications

Specification	Value
Model	DERS 3
Flow Rate	0.8 GPM / 3.0 L/min
Max Pressure	15 PSI / 1 bar
Speed	3 RPM
Power	3.0 HP (1.0 kW)
Weight	5.0 kg
Type	Triplex Plunger

Applications

• Misting and fogging systems
• Small commercial pressure washers
• Sanitisation and odour control
• Humidity control systems

Key Features

• Heavy-duty triplex plunger design for long service life
• Ceramic plungers for superior wear resistance
• Stainless steel valve assemblies
• Forged brass or nickel-plated head construction
• Precision-machined crankshaft and connecting rods
• Double-lip seals for reliable sealing and low maintenance
• Manufactured by the world’s largest high-pressure pump group

Technical Documents

• Interpump ET1507E34 pump
• Interpump ET1509S17 pump
• Interpump Evolution ET Brochure
• All Interpump ET Series Documents

Parts & Service

AES Waterblasters carries a comprehensive range of genuine spare parts for Interpump pumps, including seals, valves, plungers, bearings, and all common service items. Contact us on 09 271 4782 or visit our Auckland showroom for parts enquiries.

Related Models

Other Interpump ET Series pumps:

• Interpump S 6