Pramac GSW 22kVA Diesel Generator – Reliable Power with Efficient Performance
The Pramac GSW 22kVA diesel generator is a compact yet powerful three-phase power solution, ideal for both standby and prime power applications. Built with reliability at its core, the GSW22 is trusted by businesses across industries for everything from backup power in commercial settings to consistent performance in more demanding environments. Featuring a fuel-efficient Perkins diesel engine and a durable Mecc Alte alternator, this generator delivers smooth and stable power while keeping operating costs low.
Designed with Pramac’s signature attention to quality and usability, the GSW 22kVA combines robust construction with simple controls, making it a popular choice among facilities managers, construction firms, and plant hire companies throughout the UK.
Engineered for Long-Term Reliability
At the heart of the Pramac GSW 22kVA is the Perkins 404D-22G engine, a compact, 4-cylinder diesel engine known for its fuel economy and long service life. It offers a prime power output of 20kVA and a standby rating of 22kVA, giving you flexibility for both continuous and backup power requirements.
The generator is paired with a high-performance Mecc Alte alternator to ensure stable voltage and frequency across varying loads. This makes it well-suited for use in sensitive environments where consistent power is crucial, such as medical centres, data hubs, or agricultural facilities.
Its weatherproof, sound-attenuated canopy offers protection from the elements while significantly reducing operating noise, making the unit ideal for installation in both urban and rural settings.
Simple to Use and Easy to Monitor
Designed with user convenience in mind, the Pramac GSW22 features a digital control panel that provides clear and accurate information at a glance. The panel allows you to monitor vital stats such as output voltage, frequency, oil pressure, engine temperature, and run time.
Operators can easily start and stop the unit, set schedules, or integrate remote start and monitoring options if required. Whether you’re on-site or monitoring from a distance, the GSW 22kVA provides complete control and visibility over your power source.
Cost-Effective and Easy to Maintain
Thanks to its compact design and low fuel consumption, the Pramac GSW 22kVA is one of the most cost-effective generators in its class. It is engineered for easy access to service points, reducing downtime and simplifying routine maintenance.
Its long service intervals, combined with the reliability of Perkins components, help to keep lifecycle costs down without compromising on performance. Whether used for emergency backup or as a daily power source, this generator offers peace of mind and operational efficiency.
At Bellwood Rewinds, all generators are fully inspected and tested before dispatch. If you’re seeking a dependable 22kVA generator with a proven track record and low operating costs, the Pramac GSW 22kVA is ready to meet your needs.


