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Diesel Generators for Sale

At SGS Engineering, we have a wide range of quality diesel generators for sale from industry-leading brands including Hyundai and Stephill that feature expertly-designed engines from Lombardini, Yanmar, Kubota and Perkins.

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Brand
  1. SGS (1)
  2. Stephill (27)
  3. Hyundai (21)
Max Output (Watts)
  1. 2,000 - 3,000 (1)
  2. 3,100 - 4,000 (3)
  3. 4,100 - 5,000 (6)
  4. 5,100 - 6,000 (3)
  5. 6,100 - 7,000 (1)
  6. 7,100 - 8,000 (1)
  7. 8,100 - 9,000 (3)
  8. 9,100 - 10,000 (5)
  9. 10,100 - 15,000 (3)
  10. 15,100 - 20,000 (6)
  11. 20,100 - 50,000 (9)
  12. 50,100 - 100,000 (8)
Power Phase
  1. Single Phase (29)
  2. Three Phase (17)
  3. Multi Phase (3)
Output Sockets
  1. 115V 16A (17)
  2. 115V 32A (14)
  3. 230V 16A (15)
  4. 230V 32A (34)
  5. 230V 63A (7)
  6. 400V 16A (1)
  7. 400V 32A (7)
  8. 400V 63A (5)
  9. 400V 125A (1)
Engine RPM
  1. 1500 RPM (32)
  2. 3000 RPM (17)
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Why shop with SGS
Brand
  1. SGS (1)
  2. Stephill (27)
  3. Hyundai (21)
Max Output (Watts)
  1. 2,000 - 3,000 (1)
  2. 3,100 - 4,000 (3)
  3. 4,100 - 5,000 (6)
  4. 5,100 - 6,000 (3)
  5. 6,100 - 7,000 (1)
  6. 7,100 - 8,000 (1)
  7. 8,100 - 9,000 (3)
  8. 9,100 - 10,000 (5)
  9. 10,100 - 15,000 (3)
  10. 15,100 - 20,000 (6)
  11. 20,100 - 50,000 (9)
  12. 50,100 - 100,000 (8)
Power Phase
  1. Single Phase (29)
  2. Three Phase (17)
  3. Multi Phase (3)
Output Sockets
  1. 115V 16A (17)
  2. 115V 32A (14)
  3. 230V 16A (15)
  4. 230V 32A (34)
  5. 230V 63A (7)
  6. 400V 16A (1)
  7. 400V 32A (7)
  8. 400V 63A (5)
  9. 400V 125A (1)
Engine RPM
  1. 1500 RPM (32)
  2. 3000 RPM (17)
per page
  • SGS 7.5 kVA Diesel Generator With Long Run 30L Tank
    SGS 7.5 kVA Diesel Generator With Long Run 30L Tank

    Was: £1,199.99

    £999.98 inc vat £833.32 ex vat

    Read all 3 Review(s)

  • Hyundai DHY8000SELR 7.5 kVA Diesel Generator
    Hyundai DHY8000SELR 7.5 kVA Diesel Generator

    Was: £1,579.99

    £1338.98 inc vat £1,115.82 ex vat

    Read all 2 Review(s)

  • Hyundai DHY8000SELR-T 7.5 kVA 3-Phase Diesel Generator
    Hyundai DHY8000SELR-T 7.5 kVA 3-Phase Diesel Generator

    Was: £2,013.67

    £1480.8 inc vat £1,234.00 ex vat

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

    Was: £1,918.80

    £1439.99 inc vat £1,199.99 ex vat

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

    Was: £2,261.96

    £1739.98 inc vat £1,449.98 ex 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: £2,729.98

    £2099.98 inc vat £1,749.98 ex 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: £3,598.80

    £2709.98 inc vat £2,258.32 ex 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: £3,958.80

    £3263.98 inc vat £2,719.98 ex 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: £3,718.80

    £3024.98 inc vat £2,520.82 ex 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: £4,695.58

    £3611.98 inc vat £3,009.98 ex vat

    Read all 1 Review(s)

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

    Was: £8,385.00

    £6450 inc vat £5,375.00 ex vat

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

    Was: £6,860.86

    £5277.59 inc vat £4,397.99 ex vat

  • Stephill SSD6000EC 6.0 kVA Yanmar Fusion Diesel Generator
    Stephill SSD6000EC 6.0 kVA Yanmar Fusion Diesel Generator

    Was: £3,985.78

    £3065.99 inc vat £2,554.99 ex 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: £7,573.52

    £5825.8 inc vat £4,854.83 ex 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: £6,226.98

    £4739.99 inc vat £3,949.99 ex vat

    Read all 1 Review(s)

  • 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: £9,598.80

    £7415.98 inc vat £6,179.98 ex 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: £9,598.80

    £7439.98 inc vat £6,199.98 ex 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: £9,598.80

    £7489.98 inc vat £6,241.65 ex 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: £10,824.50

    £8326.55 inc vat £6,938.79 ex 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: £9,839.99

    £8099.98 inc vat £6,749.98 ex 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: £10,798.80

    £8879.98 inc vat £7,399.98 ex 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: £11,998.80

    £9488.99 inc vat £7,907.49 ex vat

  • Hyundai DHY22KSEm 22kW Diesel Generator
    Hyundai DHY22KSEm 22kW Diesel Generator

    Was: £7,698.98

    £7151.99 inc vat £5,959.99 ex 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: £11,998.80

    £9761.39 inc vat £8,134.49 ex vat

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

    Was: £7,504.79

    £7151.99 inc vat £5,959.99 ex 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: £14,897.98

    £11459.98 inc vat £9,549.98 ex 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: £14,398.80

    £11458.98 inc vat £9,549.15 ex vat

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

    Was: £8,998.79

    £7259.99 inc vat £6,049.99 ex vat

  • Hyundai DHY28KSEm 34kVA Diesel Generator
    Hyundai DHY28KSEm 34kVA Diesel Generator

    Was: £9,562.78

    £7355.99 inc vat £6,129.99 ex 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: £15,598.80

    £12498.98 inc vat £10,415.82 ex vat

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

    Was: £10,292.59

    £7917.38 inc vat £6,597.82 ex 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: £15,718.80

    £12959.98 inc vat £10,799.98 ex 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: £17,998.80

    £13999.98 inc vat £11,666.65 ex vat

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

    Was: £19,198.80

    £14993.98 inc vat £12,494.98 ex vat

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

    Was: £13,244.40

    £10188 inc vat £8,490.00 ex vat

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

    Was: £13,198.80

    £12298.99 inc vat £10,249.16 ex vat

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

    Was: £27,598.80

    £21499.98 inc vat £17,916.65 ex vat

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

    Was: £22,170.64

    £16999.99 inc vat £14,166.66 ex vat

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

    Was: £18,485.98

    £14128.99 inc vat £11,774.16 ex vat

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

    Was: £4,348.79

    £3598.99 inc vat £2,999.16 ex vat

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

    Was: £1,598.98

    £1228.99 inc vat £1,024.16 ex vat

  • Hyundai DHY9KSEm 11kVA Diesel Generator
    Hyundai DHY9KSEm 11kVA Diesel Generator

    Was: £6,278.98

    £4824.98 inc vat £4,020.82 ex vat

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

    Was: £5,197.19

    £5027.99 inc vat £4,189.99 ex vat

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

    Was: £5,639.99

    £5315.99 inc vat £4,429.99 ex vat

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

    Was: £6,615.67

    £5088.98 inc vat £4,240.82 ex vat

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

    Was: £6,047.99

    £5813.99 inc vat £4,844.99 ex vat

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

    Was: £6,297.59

    £5819.99 inc vat £4,849.99 ex vat

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

    Was: £9,219.59

    £7994.99 inc vat £6,662.49 ex vat

  • Hyundai DHY65KSE 60kVA Three Phase Diesel Generator
    Hyundai DHY65KSE 60kVA Three Phase Diesel Generator

    Was: £10,072.79

    £9593.99 inc vat £7,994.99 ex vat

The Benefits of our Diesel Generators

In addition to our variety of quality manufacturers, our range of diesel generators also includes convenient portable options that are an ideal choice for everything from domestic back up power sources to use on busy workshops and building sites.

Diesel generators are more economical and efficient than other petrol options and ultimately can be cheaper to run. They are often also more hardwearing and require less maintenance, and such aspects make them a better option for business and trade users who intend to run them for extended periods.

As well as our selection of brands, we also have different capacities and specifications on our diesel generators. This even covers the silent diesel generators for sale in our collection which can provide top performance with minimal sound. If you aren’t sure which model would be right for you, you can read our ‘Generator Selection Guide’ that can point you in the right direction.

Order your Diesel Generator Online from SGS Engineering

If you need any assistance with your purchases from our diesel generator range, you can also contact our sales team on sales@sgs-engineering.com or via phone on 01332 576 850.

Alternatively, you can look through our listings and buy the model you want online. All our diesel generators come with a 60 day returns policy and if you order before 4 PM there’s UK next working day delivery.

Our diesel generators also come with different warranty options that are detailed on each product page. You can see our full warranty information here.

49 products from £833.32 to £17916.65

Help Centre

We've created a Generator Help section on our site which features a number of useful guides to help you with everything from finding the right diesel generator to how to use them and maintain them.
Which Generator Should I Order?
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