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1250kva Generator Hire

In Stock

  • Custom Built Super Silent Container
  • Battery Isolator
  • 3-Way Fuel Valve
  • Bund Alarm
  • 4 Point Roof Lift
  • Forklift Pockets
  • 3 lines of Power Lock connection
  • Spark Arrestor Muffler
  • DSE Gateway
  • 50/60Hz Switchable
  • Engine: Cummins KTA503
  • Alternator: Leroy Somer 50.1M7/1325
  • Governor: Electronic
  • Control Panel: Deep Sea 8610
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Description

We believe in making energy right! Keeping businesses running day and night with our gas and diesel generator hire services, either to stand alone or in support of our temperature control solutions. With units ranging in size from 20 to 1250 kVA, we have the power and the expertise you need to get the job done and to keep your business moving.

Pricing

Our prices are flexible and scalable, give us a call on 0800 368 8464 to get a quote.

Delivery

A fully-tracked and timed service 24 hours a day to suit your individual site requirements. Including flatbed, HIAB and crane-assisted delivery choices.

Instant Quote

You need a temperature control package, you need it to be right and you need it right now…We are here to help.


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Additional Information

Power Solutions Built for Demanding Projects

When you’re working on a high-pressure job that can’t afford downtime, our 1250kVA generator hire gives you a reliable way to keep operations running. It’s suitable for demanding conditions where high voltage, steady performance, and secure connections are required.

Whether it’s temporary power for industrial settings or long-term use on construction sites, our diesel generators are built to supply dependable energy where and when it’s needed. Thermaright’s generators are part of an extensive range that’s always ready for quick deployment across the UK.

Where Our 1250kVA Generator Makes a Difference

We work with customers across many industries and environments. The 1250kVA unit is an ideal solution in the following areas:

  • Construction sites – Powering heavy tools, site cabins, and machinery around the clock
  • Outdoor events – Keeping stages, lighting, and AV systems running smoothly
  • Film and TV sets – Delivering quiet, consistent power for remote and urban shoots
  • Healthcare settings – Providing temporary backup power for hospitals and clinics
  • Utilities and emergency response – Supporting public infrastructure during maintenance or outages

Why Choose Thermaright for Generator Hire?

With over 30 years of experience, Thermaright understands how to keep things moving. Our 1250kVA diesel generator is part of a fleet that’s ready to support time-critical projects and emergency needs. We know what’s at stake and aim to minimise delays by offering a dependable service you can trust.

From fast turnaround times to experienced engineers, our team is here to make sure your generator hire runs smoothly. We work closely with our customers to supply rental generators that match their job requirements without the usual hassle.

Add-On Options & Site Integration Support

When your project demands more than just a generator, Thermaright provides additional equipment to support your power needs:

  • Transformers – Adjust voltage levels to match your equipment requirements.​
  • Lighting Towers – Illuminate construction sites or outdoor events efficiently.​
  • Fuel – Ensure a continuous power supply with appropriate fuel options.​
  • Cranes – Assist in the transportation and placement of heavy equipment.​

Our generators are designed with practical features like forklift pockets and 4-point roof lifts, facilitating easy transportation and installation on-site. With a fleet that includes various equipment, we aim to provide comprehensive solutions to keep your operations running smoothly.

Round-the-Clock Service When You Need It Most

Our rental generators are backed by 24/7 customer service and technical assistance, giving you peace of mind throughout the hire period.

  • Emergency breakdown response
  • Site-ready delivery with flatbed or crane-assisted options
  • Remote monitoring via DSE Gateway
  • Planned servicing and fuel management

For expert advice or to request a quote, give our team a call on 0800 368 8464 or use the instant quote form on our website. We’ve got the power to keep your business moving.