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Generators for construction — how to choose the right generator for construction sites and tough working conditions?
Rugged portable generators with AVR or a conventional alternator and powerful industrial diesel generators are suitable for construction. Because of exposure to dust, water and mud, using sensitive inverter generators for dirty construction work is strongly discouraged. SPARK portable generators with Honda engines or AVR protection are ideal for hand tools, while industrial generators (from 50 kVA to 300 kVA) power heavy machinery and tower cranes.
13 items
SPARK 8000/3
1,045.00 € incl. 22% VAT
- Voltage
- 230 / 400 V
- Max. power
- 7 kW
- Rated power
- 6.5 kW
- Engine start
- Manual + electric (key)
- Sockets
- 1× DC 12 V/9 A banana socket, 1× 3P 230 V/32 A, 1× 5P 400 V/16 A
SPARK HONDA 3501 HSB
1,095.00 € incl. 22% VAT
- Voltage
- 230 V
- Max. power
- 3 kW
- Rated power
- 2,7 kW
- Engine start
- Manual (recoil)
- Sockets
- 2× Schuko 230 V/16 A
SPARK HONDA 3501 HSB AVR
1,195.00 € incl. 22% VAT
- Voltage
- 230 V
- Max. power
- 3 kW
- Rated power
- 2,7 kW
- Engine start
- Manual (recoil)
- Sockets
- 2× Schuko 230 V/16 A
SPARK 12000A
2,095.00 € incl. 22% VAT
- Voltage
- 230 / 400 V
- Max. power
- 9.5 kW
- Rated power
- 9 kW
- Engine start
- Manual + electric (key)
- Sockets
- 1× CEE 3P 230 V/63 A, 1× CEE 5P 400 V/32 A
SPARK HONDA 7201 HSB AVR
2,195.00 € incl. 22% VAT
- Voltage
- 230 V
- Max. power
- 6 kW
- Rated power
- 5,5 kW
- Engine start
- Manual (recoil)
- Sockets
- 1× Schuko 230 V/16 A, 1× 3P 230 V/32 A
SPARK HONDA 9203 HSB AVR
2,795.00 € incl. 22% VAT
- Voltage
- 400 / 230 V
- Max. power
- 6.8 kW
- Rated power
- 6.4 kW
- Engine start
- Manual (recoil)
- Sockets
- 1× Schuko 230 V/16 A, 1× 5P 400 V/16 A
SPARK 4000
Price on request
- Voltage
- 230 V
- Max. power
- 3.5 kW
- Rated power
- 3.2 kW
- Engine start
- Manual
- Sockets
- 1× DC 12 V/9 A banana socket, 2× Schuko 230 V/16 A
SPARK BD 50 kVA
Price on request
- Voltage
- 400 V
- Max. power
- 40 kW
- Rated power
- 36 kW
- Engine start
- Electric
SPARK BD 88 kVA
Price on request
- Voltage
- 400 V
- Max. power
- 70 kW
- Rated power
- 64 kW
- Engine start
- Electric
SPARK BD 110 kVA
Price on request
- Voltage
- 400 V
- Max. power
- 88 kW
- Rated power
- 80 kW
- Engine start
- Electric
SPARK BD 165 kVA
Price on request
- Voltage
- 400 V
- Max. power
- 132 kW
- Rated power
- 120 kW
- Engine start
- Electric
SPARK BD 220 kVA
Price on request
- Voltage
- 400 V
- Max. power
- 176 kW
- Rated power
- 160 kW
- Engine start
- Electric
Two key generator segments in construction
Construction sites place extremely high demands on equipment reliability and durability. Depending on the type of work and the size of the site, generators fall into two basic segments:
Overview of SPARK construction generators
Portable generators for field work and hand tools
Portable generators must be as well suited as possible to portability, easy transport and exceptional ruggedness. In construction, equipment is directly exposed to dust, water, dirt, mud and all weather conditions.
Two proven portable generator options are available for construction sites:
Important noteFor "dirty" construction work with lots of dust and grime, we strongly advise against using inverter generators. Because of their sensitive electronics and the way they are cooled, inverter models are prone to rapid failure and overheating in dusty environments.
SPARK multi-purpose AVR generators (excellent price-to-performance ratio)
Standard, more affordable generators with electronic voltage regulation (AVR) for everyday all-round use:
SPARK generator 4000: Compact petrol generator for smaller hand tools and lighting.
SPARK generator 8000/3: Three-phase generator for powering more demanding field loads.
SPARK generator 12000A: Powerful petrol AVR generator for larger construction sites and several tools at once.
SPARK generators with HONDA engines (for the toughest working conditions)
Thanks to their unrivalled durability, reliability and longevity, generators with Honda engines are considered the gold standard on construction sites:
SPARK HONDA 3501 HSB: Model without AVR regulation, extremely resistant to high starting currents.
SPARK HONDA 3501 HSB AVR: Durable single-phase generator with AVR protection for stable voltage.
SPARK HONDA 7201 HSB AVR: Powerful professional generator for all-day load in the field.
SPARK HONDA 9203 HSB AVR: Powerful three-phase construction generator for the most demanding tools.
Why choose a model without AVR for heavy hand tools?
Thanks to their simpler and more robust alternator design, generators without AVR regulation (such as the SPARK HONDA 3501 HSB) are even better suited to starting heavy hand tools such as large angle grinders, demolition hammers and chipping hammers, as they easily withstand extremely high instantaneous starting currents.
Industrial generators for demanding construction sites and heavy machinery
The second segment is industrial diesel generators. Larger construction sites need extremely powerful units that run reliably without interruption for two 8-hour shifts or even 24/7.
- Powering tower cranes and construction machinery
- These powerful generators provide stable three-phase power for all construction machinery, including large tower cranes, mixing plants and concrete pumps.
- Power range from 50 kVA to 300 kVA
- SPARK industrial generators cover the entire power range; for larger construction sites they typically start at 50 kVA and go all the way up to 300 kVA and beyond.
- Trailer-mounted generators for machine plastering and screeds
- For occasional or mobile construction work such as machine plastering or screeding, 50 kVA industrial generators mounted on type-approved road trailers are used very frequently. This allows contractors to transport them quickly and easily between different sites.
Equip your construction site with reliable power
Contact our experts to calculate the power your construction generators need and prepare a tailored quote.
FAQ
Frequently asked questions
Inverter generators have sensitive electronic circuitry and specific cooling openings. Construction dust, mud, moisture and dirt quickly clog the cooling paths and damage the electronics, which is why conventional or AVR portable generators are recommended for dirty construction work.
Heavy hand tools (e.g. large demolition hammers or grinders) create an extremely high instantaneous starting current when switched on. Generators without AVR regulation have a simpler and more robust alternator design that handles these short-term currents much more easily and without the risk of damaging the regulation controller.
Honda engines are known for their exceptional mechanical durability, easy starting in all weather conditions and long service life, even under continuous daily load in dusty and demanding construction conditions.
Powering tower cranes and heavy machinery requires industrial diesel generators rated from 50 kVA to 300 kVA or more (depending on the size and starting power of the crane motors), which provide stable three-phase voltage for continuous multi-shift operation.
Industrial generatorsFor machine plastering and screeding, 50 kVA industrial diesel generators permanently mounted on type-approved road trailers are most commonly used. This allows the generator to be moved quickly from one site to another and the work machinery to be started immediately on site.