What’s the difference between the prime and standby ratings shown?
Each product lists both: a higher standby kVA and a lower prime kVA appropriate for continuous running. Refer to each card for exact figures.
What fuel type and capacities are available?
All listed units are diesel. Fuel capacities shown: 1600 L (760kVA Silent Perkins, 800kVA Silent Perkins), 1250 L (800kVA Diesel Generator), and TBA for the 715kVA CAT and 750kVA Cummins.
Are these generators open or enclosed/silent?
Both build types are available (Open and Enclosed). The Perkins “Silent” models are enclosed; other units can be filtered by build type on the page.
What frequency are the generators?
All models shown on this page are 50 Hz.
Which brands can I choose from in this size?
Perkins, Cummins, CAT, Volvo Penta, FG Wilson, and YorPower are available across the site; this category lists CAT, Cummins, and Perkins options at 800kVA.
How do I get pricing or a quote?
Pricing is POA. Use the Make Enquiry form, call 01977 688155, or use Contact Us to discuss requirements and receive a quote.
What are 800kVA generators used for?
They’re designed for large commercial and industrial power needs—supporting big infrastructure projects, industrial plants, and multi-building facilities with reliable, long-term operation and good fuel efficiency and serviceability.

