Comparison 2026 · Neilson Diesel Generator

The 10 best Neilson Diesel Generator

Thousands of features, customer ratings and daily prices analysed. Updated: November 2026.

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  • ✓ Last updated on 9 November 2026
Best overall
Stephill SSD6000W2 6.0kVA Super Silent Welfare Diesel Generator
Score 9.8/10 Excellent
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Available on Amazon

Product features

  • No manufacturer details are currently available for this product.
  • Availability – Nur noch wenige auf Lager – Only 1 left in stock.
Best value
Sealey Diesel Generator, 7000W, 4-Stroke Engine, 110/230V - DG7000

Sealey

Sealey Diesel Generator, 7000W, 4-Stroke Engine, 110/230V - DG7000

000W – Air-cooled diesel engine produces 7kW, ideal for providing back-up power or running power tools, lighting and equipment.

123 views today

Score 9.5/10 Excellent
View deal

Available on Amazon

Product features

  • 000W – Air-cooled diesel engine produces 7kW, ideal for providing back-up power or running power tools, lighting and equipment.
  • LONG RUN TIME – 23L Fuel tank will provide power for up to 9hrs, perfect for use on job sites and in workshops.
  • EASY START – Electric start allows the generator to be started effortlessly. Also features a back-up recoil starter.
  • EURO V COMPLIANT – Built to conform to the European Euro V emissions standards.
  • LCD SCREEN – Displays real-time data such as voltage, frequency and total working time.
  • Availability – LEADTIME – Usually dispatched within 2 to 3 days
Hyundai 7.5kVA / 5.8kW Diesel Generator, 230V & 400V Max Power, Electric Start, Long Runtime, White, Portable Backup Power Generator

HYUNDAI

Hyundai 7.5kVA / 5.8kW Diesel Generator, 230V & 400V Max Power, Electric Start, Long Runtime, White, Portable...

Compact yet powerful: With a long run standby generator from Hyundai offers either switchable 230v single phase or 400v 3-phase voltages. This generator is ideal for workshops, garages and home use.

112 views today

Score 9.5/10 Excellent
View deal

Available on Amazon

Product features

  • Compact yet powerful: With a long run standby generator from Hyundai offers either switchable 230v single phase or 400v 3-phase voltages. This generator is ideal for workshops, garages and home use.
  • Quiet Generator: Housed in silenced casing, an extremely quiet machine and will keep disturbance to a minimum for you, your family or your employees when powering your building. With a sound rating of 70dB @ 7 metres.
  • Fuel Type & Run Time: The large 25L fuel tank increases running time to a maximum of 30 hours, powered by a 4-stroke, air-cooled 456cc single cylinder Hyundai diesel engine, the DHY8000SELR-T has a maximum output of 5.8kW / 7.25kVA.
  • Economical to Run: Using roughly 1L of diesel every hour. Since the generator can run on red diesel, which is significantly cheaper than the white diesel you put into your car, running costs can be kept to a minimum.
  • An ATS (Automatic Transfer Switch) sold separately: Can be connected to an ATS system for maximum convenience. When the ATS module - detects a loss of power from the mains supply it starts your generator up automatically and switches the supply from mains to generator
  • Availability – Auf Lager – In stock
Neilsen CT1848 Diesel Generator - 3KW Rated Power | 4.0/4.9KW Max Output | 230V 50Hz | 296cc Engine | 15L Fuel Tank | Recoil Start | Optional Electric Start

Neilsen

Neilsen CT1848 Diesel Generator - 3KW Rated Power | 4.0/4.9KW Max Output | 230V 50Hz | 296cc Engine | 15L Fuel...

Power Output Range: Continuous output 3.4 / 4.4 KW with rated power 3 KW and max output 4.0 / 4.9 KW.

129 views today

Score 9.2/10 Very good
View deal

Available on Amazon

Product features

  • Power Output Range: Continuous output 3.4 / 4.4 KW with rated power 3 KW and max output 4.0 / 4.9 KW.
  • Engine Configuration: 296cc single cylinder 4-stroke engine operating at rated speed of 3000 rpm.
  • Electrical Output: Rated voltage 230V / 50Hz with DC output 12V / 8.3A.
  • Fuel Capacity: 15 litre fuel tank supports generator operation.
  • Starting System: Recoil start with optional electric start.
  • Availability – Nur noch wenige auf Lager – Only 1 left in stock.
NOVFDLOP Diesel engine 30kw generator set generator 2085090110C

NOVFDLOP

NOVFDLOP Diesel engine 30kw generator set generator 2085090110C

Power Transformers

249 views today

Score 9.1/10 Very good
View deal

Available on Amazon

Product features

  • Power Transformers
  • Diesel engine 30kw generator set generator 2085090110C
  • Availability – LEADTIME – Usually dispatched within 2 to 3 days

More information on the top products

All details come from the manufacturer. Prices and availability may have changed since they were last retrieved.

Stephill SSD6000W2 6.0kVA Super Silent Welfare Diesel Generator

Stephill

Stephill SSD6000W2 6.0kVA Super Silent Welfare Diesel Generator

  • No. 1 in the comparison · Score 9.8/10 (Excellent)
  • Now £5,962.25
  • Nur noch wenige auf Lager – Only 1 left in stock.

Technical details

Colour
Blue
Manufacturer
Stephill
Quantity
1
Weight
178.00 kg
Sealey Diesel Generator, 7000W, 4-Stroke Engine, 110/230V - DG7000

Sealey

Sealey Diesel Generator, 7000W, 4-Stroke Engine, 110/230V - DG7000

  • No. 2 in the comparison · Score 9.5/10 (Excellent)
  • Now £1,695.73
  • LEADTIME – Usually dispatched within 2 to 3 days

000W – Air-cooled diesel engine produces 7kW, ideal for providing back-up power or running power tools, lighting and equipment.

Technical details

Manufacturer
Sealey
Quantity
1
Weight
170.00 kg
Dimensions
96.5 × 56.4 × 87.9 cm

Product features

  • 000W – Air-cooled diesel engine produces 7kW, ideal for providing back-up power or running power tools, lighting and equipment.
  • LONG RUN TIME – 23L Fuel tank will provide power for up to 9hrs, perfect for use on job sites and in workshops.
  • EASY START – Electric start allows the generator to be started effortlessly. Also features a back-up recoil starter.
  • EURO V COMPLIANT – Built to conform to the European Euro V emissions standards.
  • LCD SCREEN – Displays real-time data such as voltage, frequency and total working time.
Hyundai 7.5kVA / 5.8kW Diesel Generator, 230V & 400V Max Power, Electric Start, Long Runtime, White, Portable Backup Power Generator

HYUNDAI

Hyundai 7.5kVA / 5.8kW Diesel Generator, 230V & 400V Max Power, Electric Start, Long Runtime, White, Portable Backup Power Generator

  • No. 3 in the comparison · Score 9.5/10 (Excellent)
  • Now £1,521.99
  • Auf Lager – In stock

Compact yet powerful: With a long run standby generator from Hyundai offers either switchable 230v single phase or 400v 3-phase voltages. This generator is ideal for workshops, garages and home use.

Technical details

Colour
White and Black
Manufacturer
Hyundai
Size
DHY8000SELR-T
Quantity
1
Dimensions
73.9 × 54.1 × 91.9 cm

Product features

  • Compact yet powerful: With a long run standby generator from Hyundai offers either switchable 230v single phase or 400v 3-phase voltages. This generator is ideal for workshops, garages and home use.
  • Quiet Generator: Housed in silenced casing, an extremely quiet machine and will keep disturbance to a minimum for you, your family or your employees when powering your building. With a sound rating of 70dB @ 7 metres.
  • Fuel Type & Run Time: The large 25L fuel tank increases running time to a maximum of 30 hours, powered by a 4-stroke, air-cooled 456cc single cylinder Hyundai diesel engine, the DHY8000SELR-T has a maximum output of 5.8kW / 7.25kVA.
  • Economical to Run: Using roughly 1L of diesel every hour. Since the generator can run on red diesel, which is significantly cheaper than the white diesel you put into your car, running costs can be kept to a minimum.
  • An ATS (Automatic Transfer Switch) sold separately: Can be connected to an ATS system for maximum convenience. When the ATS module - detects a loss of power from the mains supply it starts your generator up automatically and switches the supply from mains to generator
Neilsen CT1848 Diesel Generator - 3KW Rated Power | 4.0/4.9KW Max Output | 230V 50Hz | 296cc Engine | 15L Fuel Tank | Recoil Start | Optional Electric Start

Neilsen

Neilsen CT1848 Diesel Generator - 3KW Rated Power | 4.0/4.9KW Max Output | 230V 50Hz | 296cc Engine | 15L Fuel Tank | Recoil Start | Optional Electric Start

  • No. 4 in the comparison · Score 9.2/10 (Very good)
  • Now £1,010.00
  • Nur noch wenige auf Lager – Only 1 left in stock.

Power Output Range: Continuous output 3.4 / 4.4 KW with rated power 3 KW and max output 4.0 / 4.9 KW.

Technical details

Colour
Red
Manufacturer
Neilsen
Quantity
1
Weight
96.00 kg

Product features

  • Power Output Range: Continuous output 3.4 / 4.4 KW with rated power 3 KW and max output 4.0 / 4.9 KW.
  • Engine Configuration: 296cc single cylinder 4-stroke engine operating at rated speed of 3000 rpm.
  • Electrical Output: Rated voltage 230V / 50Hz with DC output 12V / 8.3A.
  • Fuel Capacity: 15 litre fuel tank supports generator operation.
  • Starting System: Recoil start with optional electric start.
NOVFDLOP Diesel engine 30kw generator set generator 2085090110C

NOVFDLOP

NOVFDLOP Diesel engine 30kw generator set generator 2085090110C

  • No. 5 in the comparison · Score 9.1/10 (Very good)
  • Now £299.74
  • LEADTIME – Usually dispatched within 2 to 3 days

Power Transformers

Technical details

Colour
14v 35a
Manufacturer
NOVFDLOP
Size
One Size
Quantity
1

Product features

  • Power Transformers
  • Diesel engine 30kw generator set generator 2085090110C

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