Udor IOTA 20 — 5.0 GPM (19.0 L/min) Diaphragm Pump

The Udor IOTA 20 is a compact yet powerful Italian pump ideal for professional pressure washing. Delivering 5.0 GPM (19.0 L/min) at 290 PSI (20 bar) at 600 RPM, this diaphragm spray pump is ideal for professional cleaning, agricultural spraying, and vehicle wash systems. AES Waterblasters is New Zealand’s authorised distributor for Udor Pumps, with full spare parts and service support available from our Auckland facility.

Specifications

Specification	Value
Model	IOTA 20
Flow Rate	5.0 GPM / 19.0 L/min
Max Pressure	290 PSI / 20 bar
Speed	600 RPM
Power	1.0 HP (0.75 kW)
Weight	4.1 kg
Inlet Port	3/4″ HB
Outlet Port	3/8″ HB
Type	Diaphragm

Applications

• Professional pressure washing
• Agricultural spraying and cleaning
• Vehicle wash systems
• Commercial and light industrial cleaning

Key Features

• Multi-diaphragm design for smooth, pulsation-free flow
• Self-priming, handles air-in-line without loss of prime
• Dry-run safe, no damage if pump runs without liquid
• Handles dirty water, fertilisers, herbicides, and light slurries
• No mechanical shaft seals, simple diaphragm replacement without special tools
• Corrosion-resistant wetted components for chemical compatibility
• Suitable for PTO or direct drive applications

Technical Documents

• Udor IOTA20 – Parts Schematic
• Udor IOTA20GR34 – Parts Schematic
• Udor Iota Series Breakdown
• Udor IOTA18M – Parts Schematic
• Udor IOTA25 – Parts Schematic
• All Udor IOTA Series Documents

Parts & Service

AES Waterblasters carries a comprehensive range of genuine spare parts for Udor 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 Udor IOTA Series pumps:

• Udor IOTA 18 M
• Udor IOTA 25