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Diesel Generators

Buy diesel generators from SGS Engineering, made in the UK by Stephill and powered with Lombardini, Yanmar, Kubota or Perkins engines. Our range of diesel generators includes the best portable generators manufactured in the UK, designed to provide an economical and efficient source of electrical power to those who need to operate in remote locations and require a backup supply that will not let them down. View our Generator Selection Guide for help choosing a generator.

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  • Hyundai DHY6000SE 6.5 kVA Diesel Generator
    Hyundai DHY6000SE 6.5 kVA Diesel Generator

    Was: £1,499.99 Excl. VAT £1,799.99 Incl. VAT

    Sale: £1,024.99 Excl. VAT £1,229.99 Incl. VAT

  • Hyundai DHY8000SELR 7.2 kVA Diesel Generator
    Hyundai DHY8000SELR 7.2 kVA Diesel Generator

    Was: £1,799.99 Excl. VAT £2,159.99 Incl. VAT

    Sale: £1,166.65 Excl. VAT £1,399.98 Incl. VAT

    Read all 1 Review(s)

  • Hyundai DHY8500SELR 7.2kVA Silenced Long Run Diesel Generator
    Hyundai DHY8500SELR 7.2kVA Silenced Long Run Diesel Generator

    Was: £1,499.99 Excl. VAT £1,799.99 Incl. VAT

    Sale: £1,166.65 Excl. VAT £1,399.98 Incl. VAT

  • Hyundai DHY8000SELR-T 7.2 kVA 3-Phase Diesel Generator
    Hyundai DHY8000SELR-T 7.2 kVA 3-Phase Diesel Generator

    Was: £1,999.99 Excl. VAT £2,399.99 Incl. VAT

    Sale: £1,299.94 Excl. VAT £1,559.93 Incl. VAT

  • Stephill SE3000D 2.6 kVA Lombardini Silent Diesel Generator 3000 RPM
    Stephill SE3000D 2.6 kVA Lombardini Silent Diesel Generator 3000 RPM

    Was: £1,774.99 Excl. VAT £2,129.99 Incl. VAT

    Sale: £1,201.17 Excl. VAT £1,441.40 Incl. VAT

  • Stephill SE4000DL 4.0 kVA Lombardini Silent Diesel Generator 3000 RPM
    Stephill SE4000DL 4.0 kVA Lombardini Silent Diesel Generator 3000 RPM

    Was: £2,090.99 Excl. VAT £2,509.19 Incl. VAT

    Sale: £1,453.16 Excl. VAT £1,743.79 Incl. VAT

  • Stephill SE4000DLES 4.0 kVA Lombardini Silent Electric Start Diesel Generator 3000 RPM
    Stephill SE4000DLES 4.0 kVA Lombardini Silent Electric Start Diesel Generator 3000 RPM

    Was: £2,491.99 Excl. VAT £2,990.39 Incl. VAT

    Sale: £1,749.99 Excl. VAT £2,099.99 Incl. VAT

  • Stephill SE6000D4 6.0 kVA Yanmar Silent Electric Start Diesel Generator 3000 RPM
    Stephill SE6000D4 6.0 kVA Yanmar Silent Electric Start Diesel Generator 3000 RPM

    Was: £3,314.99 Excl. VAT £3,977.99 Incl. VAT

    Sale: £2,265.30 Excl. VAT £2,718.36 Incl. VAT

  • Stephill SSD6000S 6.0 kVA Yanmar Super Silent Diesel Generator - 3000 RPM
    Stephill SSD6000S 6.0 kVA Yanmar Super Silent Diesel Generator - 3000 RPM

    Was: £3,961.99 Excl. VAT £4,754.39 Incl. VAT

    Sale: £2,779.00 Excl. VAT £3,334.80 Incl. VAT

  • Stephill SSD6000 6.0 kVA Yanmar Super Silent Diesel Generator - 3000 RPM
    Stephill SSD6000 6.0 kVA Yanmar Super Silent Diesel Generator - 3000 RPM

    Was: £3,647.99 Excl. VAT £4,377.59 Incl. VAT

    Sale: £2,551.99 Excl. VAT £3,062.39 Incl. VAT

  • Stephill SSD6000W2 6.0 kVA Yanmar Super Silent Welfare Diesel Generator - 3000 RPM
    Stephill SSD6000W2 6.0 kVA Yanmar Super Silent Welfare Diesel Generator - 3000 RPM

    Was: £4,264.99 Excl. VAT £5,117.99 Incl. VAT

    Sale: £3,009.99 Excl. VAT £3,611.99 Incl. VAT

    Read all 1 Review(s)

  • Stephill SLT5000 4.5 kVA Portable Lighting Tower
    Stephill SLT5000 4.5 kVA Portable Lighting Tower

    Was: £5,999.99 Excl. VAT £7,199.99 Incl. VAT

    Sale: £5,375.00 Excl. VAT £6,450.00 Incl. VAT

  • Stephill SLT6000D5 6.0 kVA Portable Lighting Tower
    Stephill SLT6000D5 6.0 kVA Portable Lighting Tower

    Was: £4,998.99 Excl. VAT £5,998.79 Incl. VAT

    Sale: £4,189.22 Excl. VAT £5,027.06 Incl. VAT

  • Stephill SSD10000W 10.0 kVA Kubota Super Silent Welfare Diesel Generator - 3000 RPM
    Stephill SSD10000W 10.0 kVA Kubota Super Silent Welfare Diesel Generator - 3000 RPM

    Was: £7,163.99 Excl. VAT £8,596.79 Incl. VAT

    Sale: £4,854.83 Excl. VAT £5,825.80 Incl. VAT

  • Stephill SSD10000S 10.0 kVA Kubota Water Cooled Super Silent Diesel Generator - 3000 RPM
    Stephill SSD10000S 10.0 kVA Kubota Water Cooled Super Silent Diesel Generator - 3000 RPM

    Was: £5,831.99 Excl. VAT £6,998.39 Incl. VAT

    Sale: £3,998.99 Excl. VAT £4,798.79 Incl. VAT

  • Stephill SSDK10W/3 10.0 kVA Kubota Super Silent Welfare Diesel Generator - 1500 RPM
    Stephill SSDK10W/3 10.0 kVA Kubota Super Silent Welfare Diesel Generator - 1500 RPM

    Was: £9,082.99 Excl. VAT £10,899.59 Incl. VAT

    Sale: £6,179.00 Excl. VAT £7,414.80 Incl. VAT

  • Hyundai DHY12500SE 10kw/12.5kVa Standby Silenced Diesel Generator
    Hyundai DHY12500SE 10kw/12.5kVa Standby Silenced Diesel Generator

    Was: £4,059.99 Excl. VAT £4,871.99 Incl. VAT

    Sale: £3,623.99 Excl. VAT £4,348.79 Incl. VAT

  • Hyundai DHY11KSE 11kVA Three Phase Diesel Generator
    Hyundai DHY11KSE 11kVA Three Phase Diesel Generator

    Was: £4,574.99 Excl. VAT £5,489.99 Incl. VAT

    Sale: £4,124.99 Excl. VAT £4,949.99 Incl. VAT

  • Stephill SSDK12M 12.0 kVA Kubota Super Silent Multi Phase Diesel Generator - 1500 RPM
    Stephill SSDK12M 12.0 kVA Kubota Super Silent Multi Phase Diesel Generator - 1500 RPM

    Was: £9,081.99 Excl. VAT £10,898.39 Incl. VAT

    Sale: £6,977.99 Excl. VAT £8,373.59 Incl. VAT

  • Stephill SSDK12W 12.0 kVA Kubota Water Cooled Super Silent Welfare Diesel Generator - 1500 RPM
    Stephill SSDK12W 12.0 kVA Kubota Water Cooled Super Silent Welfare Diesel Generator - 1500 RPM

    Was: £9,049.99 Excl. VAT £10,859.99 Incl. VAT

    Sale: £6,977.99 Excl. VAT £8,373.59 Incl. VAT

  • Hyundai DHY11KSEm 11kW Diesel Generator
    Hyundai DHY11KSEm 11kW Diesel Generator

    Was: £5,369.99 Excl. VAT £6,443.99 Incl. VAT

    Sale: £4,429.99 Excl. VAT £5,315.99 Incl. VAT

  • Hyundai DHY14KSE 14kVA Three Phase Diesel Generator
    Hyundai DHY14KSE 14kVA Three Phase Diesel Generator

    Was: £5,307.99 Excl. VAT £6,369.59 Incl. VAT

    Sale: £4,248.32 Excl. VAT £5,097.98 Incl. VAT

  • Stephill SSDK16M 16.0 kVA Kubota Water Cooled Super Silent Diesel Generator - 1500 RPM
    Stephill SSDK16M 16.0 kVA Kubota Water Cooled Super Silent Diesel Generator - 1500 RPM

    Was: £8,024.99 Excl. VAT £9,629.99 Incl. VAT

    Sale: £6,945.00 Excl. VAT £8,334.00 Incl. VAT

  • Stephill SSDK16W 16.0 kVA Kubota Super Silent Welfare Diesel Generator - 1500 RPM
    Stephill SSDK16W 16.0 kVA Kubota Super Silent Welfare Diesel Generator - 1500 RPM

    Was: £9,964.99 Excl. VAT £11,957.99 Incl. VAT

    Sale: £6,749.99 Excl. VAT £8,099.99 Incl. VAT

  • Stephill SSDK20M 20.0 kVA Kubota Water Cooled Super Silent Diesel Generator - 1500 RPM
    Stephill SSDK20M 20.0 kVA Kubota Water Cooled Super Silent Diesel Generator - 1500 RPM

    Was: £10,807.99 Excl. VAT £12,969.59 Incl. VAT

    Sale: £7,660.00 Excl. VAT £9,192.00 Incl. VAT

  • Stephill SSDK20W 20.0 kVA Kubota Super Silent Welfare Diesel Generator - 1500 RPM
    Stephill SSDK20W 20.0 kVA Kubota Super Silent Welfare Diesel Generator - 1500 RPM

    Was: £8,764.99 Excl. VAT £10,517.99 Incl. VAT

    Sale: £7,995.00 Excl. VAT £9,594.00 Incl. VAT

  • Hyundai DHY18KSEm 17.6kW Diesel Generator
    Hyundai DHY18KSEm 17.6kW Diesel Generator

    Was: £5,811.99 Excl. VAT £6,974.39 Incl. VAT

    Sale: £5,039.99 Excl. VAT £6,047.99 Incl. VAT

  • Hyundai DHY22KSE 22kVA Three Phase Diesel Generator
    Hyundai DHY22KSE 22kVA Three Phase Diesel Generator

    Was: £5,749.99 Excl. VAT £6,899.99 Incl. VAT

    Sale: £4,999.00 Excl. VAT £5,998.80 Incl. VAT

  • Stephill SSDK25M 25.0 kVA Kubota Water Cooled Super Silent Diesel Generator
    Stephill SSDK25M 25.0 kVA Kubota Water Cooled Super Silent Diesel Generator

    Was: £10,199.99 Excl. VAT £12,239.99 Incl. VAT

    Sale: £8,145.00 Excl. VAT £9,774.00 Incl. VAT

  • Hyundai DHY28KSE 28kVA Three Phase Diesel Generator
    Hyundai DHY28KSE 28kVA Three Phase Diesel Generator

    Was: £7,056.99 Excl. VAT £8,468.39 Incl. VAT

    Sale: £5,956.65 Excl. VAT £7,147.98 Incl. VAT

  • Stephill SSDP30 30.0 kVA Perkins Super Silent Diesel Generator - 1500 RPM
    Stephill SSDP30 30.0 kVA Perkins Super Silent Diesel Generator - 1500 RPM

    Was: £13,657.99 Excl. VAT £16,389.59 Incl. VAT

    Sale: £9,549.99 Excl. VAT £11,459.99 Incl. VAT

  • Stephill SSDP33 33.0 kVA Perkins Super Silent Diesel Generator - 1500 RPM
    Stephill SSDP33 33.0 kVA Perkins Super Silent Diesel Generator - 1500 RPM

    Was: £13,490.99 Excl. VAT £16,189.19 Incl. VAT

    Sale: £10,409.99 Excl. VAT £12,491.99 Incl. VAT

  • Hyundai DHY34KSE 34kVA Three Phase Diesel Generator
    Hyundai DHY34KSE 34kVA Three Phase Diesel Generator

    Was: £7,162.99 Excl. VAT £8,595.59 Incl. VAT

    Sale: £6,049.99 Excl. VAT £7,259.99 Incl. VAT

  • Hyundai DHY28KSEm 28kW Diesel Generator
    Hyundai DHY28KSEm 28kW Diesel Generator

    Was: £7,498.99 Excl. VAT £8,998.79 Incl. VAT

    Sale: £6,129.99 Excl. VAT £7,355.99 Incl. VAT

  • Stephill SSDP36A 36.0 kVA Kubota Super Silent Diesel Generator - 1500 RPM
    Stephill SSDP36A 36.0 kVA Kubota Super Silent Diesel Generator - 1500 RPM

    Was: £14,990.99 Excl. VAT £17,989.19 Incl. VAT

    Sale: £10,645.00 Excl. VAT £12,774.00 Incl. VAT

  • Hyundai DHY45KSE 45kVA Three Phase Diesel Generator
    Hyundai DHY45KSE 45kVA Three Phase Diesel Generator

    Was: £7,999.99 Excl. VAT £9,599.99 Incl. VAT

    Sale: £6,364.99 Excl. VAT £7,637.99 Incl. VAT

  • Hyundai DHY45KE 45kVA Three Phase Diesel Generator (Without Canopy) 1500 RPM
    Hyundai DHY45KE 45kVA Three Phase Diesel Generator (Without Canopy) 1500 RPM

    Was: £7,474.24 Excl. VAT £8,969.09 Incl. VAT

    Sale: £6,597.82 Excl. VAT £7,917.38 Incl. VAT

  • Stephill SSDP50 50.0 kVA Perkins Super Silent Diesel Generator - 1500 RPM
    Stephill SSDP50 50.0 kVA Perkins Super Silent Diesel Generator - 1500 RPM

    Was: £15,491.99 Excl. VAT £18,590.39 Incl. VAT

    Sale: £11,795.99 Excl. VAT £14,155.19 Incl. VAT

  • Stephill SSDP70 67.0 kVA Perkins Water Cooled Super Silent Diesel Generator - 1500 RPM
    Stephill SSDP70 67.0 kVA Perkins Water Cooled Super Silent Diesel Generator - 1500 RPM

    Was: £16,580.99 Excl. VAT £19,897.19 Incl. VAT

    Sale: £12,833.99 Excl. VAT £15,400.79 Incl. VAT

  • Hyundai DHY65KSE 65kVA Three Phase Diesel Generator
    Hyundai DHY65KSE 65kVA Three Phase Diesel Generator

    Was: £9,844.99 Excl. VAT £11,813.99 Incl. VAT

    Sale: £7,994.99 Excl. VAT £9,593.99 Incl. VAT

  • /
    Stephill SSDP70A 67.0 kVA Perkins Water Cooled Super Silent Diesel Generator 3A Compliant - 1500 RPM

    Was: £18,269.99 Excl. VAT £21,923.99 Incl. VAT

    Sale: £12,495.00 Excl. VAT £14,994.00 Incl. VAT

  • Hyundai DHY85KSE 85kVa/50Hz Three Phase Standby Generator
    Hyundai DHY85KSE 85kVa/50Hz Three Phase Standby Generator

    Was: £9,999.99 Excl. VAT £11,999.99 Incl. VAT

    Sale: £8,287.49 Excl. VAT £9,944.99 Incl. VAT

  • Hyundai DHYD90KSE-Deutz 90kVA Deutz Three Phase Diesel Generator
    Hyundai DHYD90KSE-Deutz 90kVA Deutz Three Phase Diesel Generator

    Was: £12,999.00 Excl. VAT £15,598.80 Incl. VAT

    Sale: £10,999.00 Excl. VAT £13,198.80 Incl. VAT

  • /
    Stephill SSDP120A 117kVA Perkins Water Cooled Super Silent Diesel Generator 1500 RPM

    Was: £22,497.99 Excl. VAT £26,997.59 Incl. VAT

    Sale: £19,798.99 Excl. VAT £23,758.79 Incl. VAT

  • Hyundai DHYD120KSE-Deutz 120kVA Three Phase Diesel Generator
    Hyundai DHYD120KSE-Deutz 120kVA Three Phase Diesel Generator

    Was: £13,215.99 Excl. VAT £15,859.19 Incl. VAT

    Sale: £12,057.49 Excl. VAT £14,468.99 Incl. VAT

  • Hyundai DHY125KSE 125kVA / 50Hz Three Phase Diesel Generator
    Hyundai DHY125KSE 125kVA / 50Hz Three Phase Diesel Generator

    Was: £13,474.99 Excl. VAT £16,169.99 Incl. VAT

    Sale: £11,454.16 Excl. VAT £13,744.99 Incl. VAT

If you’ve been looking for a diesel generator but haven’t been having any luck finding one of a high quality or an appealing price point, don’t worry. Here at SGS Engineering, we offer a wide variety of diesel generators that are sure to include one that’s to your tastes. So if you’re looking for a powerful diesel generator, shop with us today.

The Finest Diesel Generators

Whatever your generator needs, we’re confident that there’s something in our range to suit you. Whether you’ve been buying generators for years or you’re new to the generator game, we have something for everybody. With products from reputable brands like Lombardini and Yanmar, plus many more, we’re proud of our broad selection of diesel generators. So browse our page today and find the right generator for you.


Need Help Selecting the Right Diesel Generator? Contact Us Today

If you’re not sure about which diesel generator is best suited for your purpose, don’t worry. We have a great team of approachable and knowledgeable experts who will be able to guide you in the direction of the perfect generator. Just contact a member of our team using the handy contact form at the bottom of the page and we’ll do our best to help. So if you’re looking for a diesel generator, browse our selections today.

46 products from £1024.99 to £19798.99

Help Centre

With so many different generators for sale, choosing one can seem like a daunting task. However, with a few simple steps you can confidently select a generator that will be appropriate for your energy requirements. We've put together these how-to guides to help you get started with our range of portable generators.
Which Generator Should I Order?