








Wolf CONTRACTOR 27.5kVA 22kw 140L 3 Phase / Single PhaseDiesel Generator
Product Code / SKU: 161729
Introducing the Wolf CONTRACTOR 27.5kVA 22kW 140L Diesel Generator - Single Phase & 3 Phase - your ultimate solution for reliable, emergency standby power. This fully automatic generator, equipped with an integrated Automatic Transfer Switch (ATS), seamlessly takes over during power outages, ensuring uninterrupted operations.
Powered by a robust 38 HP, 4-stroke, 4-cylinder, inline diesel engine, the Wolf CONTRACTOR generator delivers a maximum output of 27.5kVA / 22,000W 3phase or an output of 25kVA / 20,000W single phase. Designed to meet high standards of performance and durability, this generator features a water-cooled system to maintain optimal operating temperatures.
// Emergency Standby Generator: Ideal for factories, schools, hospitals, and industrial applications.
//Fully Automatic Operation: With ATS, it automatically switches to generator power during outages and back to mains power once restored.
// Impressive Output: Maximum output of 27.5kVA / 22,000W 3phase and a single phase output of 25kVA / 20,000W.
//Sockets: Equipped with 1 x 230V 32Amp and 1 x 415V 32Amp sockets.
//Low Oil Shutdown: Protects the generator from damage by shutting down when oil levels are low.
//Electric Start System: Easy and convenient starting mechanism.
//Fuel Efficiency: 140-litre fuel tank ensuring prolonged operation.
// Versatile Fuel Use: Suitable for use with bio-diesel.
NOTE: Deliveries to the following postcodes will incur a surcharge: BT & ZE including Shetlands, IV2 - IV40, IV52 - IV54, IV63, KW1 - KW14 including Orkney Islands, PA20 - PA40, PH19 - PH40, PH50, all Western Isles, IV41 - IV51, IV55 - IV56 (SKYE), KA27 & KA28, KW15 - KW17, PA41 - PA78, PH41 - PH44, Isles of Scilly, Isle of Man, BFPO, Channel Islands, Isle of Wight and any other UK offshore locations.
Generator Style: Emergency Standby |
Generator Operation: Fully Automatic (with ATS) |
Maximum Output: 27.5kVA / 22,000w |
Rated Output: 25kVA / 20,000w |
Phase: Three |
Outlets: 230V 32A & 415V 32A |
Horse Power: 38HP |
Starting System: Electric Start |
Power Source: Diesel |
Engine Type: 4-Stroke |
No. of Cylinders: 4 |
Output Voltage: 400V - 415V |
Frequency: 50Hz |
Rated Current: 35A |
Rated Speed: 1500rpm |
Power Factor: 0.8 |
Cooling System: Water Cooled |
Run Time @ Half Load: 48 Hours |
Fuel Tank Capacity: 140L |
Recommended Oil Type: Semi Synthetic |
Oil Sump Capacity: 8L |
Low Oil Shutdown: Yes |
Alternator Model: WPS-184BRS |
Alternator Type: Brushless |
ATS / MTS Compatible: Yes |
Overload Protection: Yes |
Engine Model: WPS25 |
Displacement: 2977cc |
Aspiration: Direct Injector |
Noise Level: 70 Lwa |
Dimensions (LxWxH): 2040 x 980 x 1330mm |
Weight: 855Kg |
Free standard delivery (3–5 working days) is available on UK mainland orders £75 or more, excluding Northern Ireland, the Scottish Highlands, and Islands, which always incur a delivery charge.
Priority delivery (1–2 working days) is offered but is not guaranteed as next-day service.
Deliveries to Northern Ireland, the Scottish Highlands, and Islands will always take 3–5 working days, and certain products cannot be delivered to these locations.
Tracking and notifications are provided for all orders, and any damages must be reported within 2 working days of receipt.
Tax included.
For all Standard UK Mainland orders £75 or more.
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