13kW Generator
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1 product
When the lights cut out or the tools won’t start, a 13kW Generator swoops in as the hero you needed. Whether you want reliable backup or steady on-site power, a 13kW Generator delivers smooth, stress-free performance when everything else stalls.
Price varies by fuel type, brand, and whether you’re choosing a standby or portable configuration. Diesel models typically sit at the higher end, thanks to long service life and efficient fuel use, while petrol generators often provide a lower entry point. If you’re browsing a 13kw generator for sale, consider essentials such as run time, noise level, after-sales support, and whether the unit fits your installation requirements.

Many leading suppliers, including specialists such as Hampshire Generators, offer nationwide delivery. Stock levels depend on seasonal demand, but you can usually expect quick dispatch on mainstream brands like Excel Generators and similar 13kW units. If you need rapid turnaround, checking availability early helps avoid delays.
Diesel models deliver durability, lower long-term running costs, and strong performance for regular use. They’re a practical fit for commercial sites or homes needing prolonged backup. Petrol generators—similar in behaviour to a petrol generator 3000w but with significantly more output—offer easier maintenance and a lower upfront price. Your choice comes down to usage frequency, noise expectations, and overall budget.
Silent or low-noise enclosures help keep disturbance to a minimum, making them suitable for residential settings. Look for automatic transfer switches, long-run fuel tanks, robust build quality, and simple access for servicing. These small details ensure the generator performs when you need it most.

If a full 13kW isn’t essential, stepping down to a 10kW or 9kVA generator can still provide strong coverage for tools, appliances, and light site use. They’re efficient, easier to transport, and often more budget-friendly. For lighter DIY tasks or intermittent needs, even an 8k generator might be enough.
What will a 13 kW generator run?
Most household essentials: heating, lighting, fridge, and small appliances.
Can a 13,000 watt generator power a home?
Yes, for most average-sized homes.
Can a 12 kW generator run a house?
Yes, depending on load and priority circuits.
What will a 14 kW generator run?
A full home’s essentials plus some higher-demand appliances.