Wanco WSP-Series Mobile Generators provide a complete rental‑ready package built for construction, energy, telecom and industrial markets. Every model features a digital controller and robust construction for dependable performance. These are durable, reliable power systems you can count on — and their environmental features also help protect your work site. Every model is available skid-mounted or on a trailer.
Features
- Robust rental-grade construction
- Heavy-duty, 4-cycle, EPA-certified Tier 4 Final diesel engine
- Large fuel tanks for maximum run time
- Oversized alternator with PMG boost for 300% motor starting capacity
- Sound attenuation for significant noise reduction
- 2-year/2000-hour warranty
Power System
- Perkins or Isuzu industrial diesel engine*
- Oversized cooling system
- Radiator and oil drains plumbed to exterior
- Vibration dampers isolate engine and generator from frame
- Electronic isochronous governing
- Cold-weather package with block heater
- Brushless generator with PMG excitation
- Automatic voltage regulation, ±0.5%
- Double-wall steel fuel tank integrated with skid provides fluid containment
Control System
- Deep Sea 7320-series controller for monitoring and control
- Heated and backlit display
- Easy push-button interface
- Manual or auto-start operation
- Display continuously shows operating conditions, alerts and engine and shutdown status
- Onscreen alarms and diagnostics
Electrical Controls
- Lockable control box door with diagnostics window
- Lockable lug box and camlock distribution panels
- Convenience receptacles with individual breakers
- Voltage and phase selection switch
- Choose three-phase or single-phase operation
Enclosure
- Fully lockable enclosure including doors and fuel fill
- Heavy gauge steel enclosure, powder-coated for durability and long life
- Superior noise reduction to 59 dBA*
- Sound attenuated with inlet baffles and fire-resistant acoustic foam
- Emergency-stop switch located on outside of enclosure
- Central lifting point
- Built-in forklift pockets
*Depending on model
Latest product documents only. For older product documentation, please contact our customer service department.
| WSP12 | WSP25 | WSP45 | WSP70 | WSP140 | |
|---|---|---|---|---|---|
| Standby rating | 12 kW / 16.1 hp | 29 kVA / 23 kW | 49 kVA / 38.5 kW | 72.9 kVA / 58.3 kW | 137 kVA / 110 kW |
| Prime power | 10.8 kW / 14.5 hp | 26 kVA / 21 kW | 45 kVA / 36 kW | 66.3 kVA / 53 kW | 125 kVA / 100 kW |
| Voltages | 120/240 | 120/240 120/208 277/480 |
120/240 120/208 277/480 |
120/240 120/208 277/480 |
120/240 120/208 277/480 |
| Engine model | Perkins 403F-15G |
Isuzu 4LE2T |
Isuzu 4LE2X |
Isuzu 4JJ1X |
Perkins 1204J-E44TTAG |
| Engine type | 4-cycle indirect injection diesel |
4-cycle direct fuel injection turbocharged diesel |
4-cycle direct fuel injection turbocharged intercooled diesel |
4-cycle direct fuel injection turbocharged intercooled diesel |
4-cycle direct fuel injection twin turbocharged intercooled diesel |
| Alternator | Stamford | Stamford | Stamford | Stamford | Stamford |
| Emissions certification | Tier 4 final | Tier 4 final | Tier 4 final | Tier 4 final | Tier 4 final |
| Fuel tank capacity | 49 gal (189 L) | 60 gal (227 L) | 75 gal (284 L) | 130 gal (480 L) | 180 gal (681 L) |
| Continuous run time | |||||
| @ 25% load | 181 hr | 108 hr | 92 hr | 127 hr | 96 hr |
| @ 50% load | 90 hr | 54 hr | 46 hr | 63 hr | 49 hr |
| @ 75% load | 60 hr | 36 hr | 31 hr | 42 hr | 34 hr |
| @ 100% load | 45 hr | 27 hr | 24 hr | 32 hr | 26 hr |
| Prime current | |||||
| @ 120/240 V, 1-phase | 48.25 A | 70.8 A | 137.5 A | 208.3 A | 316.7 A |
| @ 120/240 V, 3-phase | — | — | — | — | — |
| @ 120/208 V, 3-phase | — | 72.9 A | 124.9 A | 183.9 A | 347.0 A |
| @ 277/480 V, 3-phase | — | 31.6 A | 54.1 A | 79.7 A | 150.4 A |
| Sound level @ 23 ft (7 m) | 59 dBA | 59 dBA | 59 dBA | 72 dBA | 72 dBA |
| Dimensions, L × W × H |
77 × 37 × 52 in (196 × 94 × 132 cm) |
80 × 38 × 60 in (203 × 97 × 152 cm) |
100 × 39 × 65 in (254 × 99 × 165 cm) |
126 × 43 × 75 in (320 × 109 × 191 cm) |
134 × 46 × 86 in (340 × 117 × 219 cm) |
| Dry weight | 2050 lb (930 kg) |
2510 lb (1139 kg) |
3180 lb (1443 kg) |
6000 lb (2722 kg) |
5800 lb (2631 kg) |
| Dimensions with trailer, L × W × H |
94 × 62 × 68 in (238 × 158 × 173 cm) |
130 × 69 × 72 in (330 × 175 × 183 cm) |
142 × 71 × 77 in (361 × 180 × 196 cm) |
186 × 78 × 91 in (473 × 198 × 231 cm) |
202 × 78 × 105 in (513 × 198 × 267 cm) |
| Dry weight with trailer | 2470 lb (1120 kg) |
3110 lb (1411 kg) |
3825 lb (1735 kg) |
6785 lb (3078 kg) |
7090 lb (3216 kg) |
Specifications subject to change without notice.





