Red Rhino RS-UD22HP 22HP Diesel Engine - Keyway Shaft, Electric Start

The Red Rhino RS-UD22HP is a 22HP twin-cylinder horizontal keyway-shaft diesel engine with electric start and an included muffler, built for heavy-duty water pumps, generators and agricultural equipment. It is the largest engine in the Red Rhino diesel keyway range, suited to demanding continuous-duty applications.

• Application: Suitable as a replacement engine for heavy-duty water pumps, generators and agricultural equipment.
• Key specification: 22HP, 456cc twin-cylinder diesel engine.
• Shaft type: Horizontal keyway shaft.
• Included muffler: Reduces exhaust noise for more comfortable extended operation.

Key Features

• Twin-cylinder diesel design: Smoother running and higher power output than a comparable single-cylinder diesel engine.
• Electric start: Convenient key-start operation (battery not included).
• Muffler included: Reduces noise output compared to engines without a fitted muffler.
• 22HP output: The most powerful engine in the Red Rhino diesel keyway range, suited to demanding equipment.

Typical Applications

• Replacement engine for heavy-duty water pumps
• Generators and industrial compactors
• Continuous-duty agricultural equipment

Technical Specifications

What's Included

• 1 x Red Rhino RS-UD22HP 22HP diesel engine with muffler

Please note: Installation fittings, electrical protection, cartridges, control boxes, cables, unions, brackets, or accessories are not included unless specifically listed above.

Installation & Compatibility Notes

Confirm the keyway shaft diameter, length and mounting pattern match your driven equipment before ordering — exact shaft dimensions were not specified by the supplier. Fuel, oil and a suitable starter battery are not included. Qualified installation is strongly recommended given the size, power and electric start system of this engine.

Warranty & Support

This product is supplied with the applicable manufacturer or supplier warranty, subject to correct installation, correct application, and warranty terms.

Zisabo supplies quality plumbing, pump, filtration and electrical products with practical support to help customers choose the correct item for their application. If you are unsure whether this product is suitable, contact us before ordering and our team will assist where possible.

Need help choosing? If you are unsure whether this product is suitable for your system, contact Zisabo with your application details, required flow, pressure, pipe size, voltage, installation depth or water source, and we will assist where possible.