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March 28, 2026Gillette PR-3500 Prime Generator (350kW)
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The Gillette PR-3500 Prime Generator offers a PSI engine, numerous three phase voltages, and up to 350 kW of continuous power. Engineered for reliability, durability, and performance.
PR-3500 Models
Model
Phase, Voltage,
Power Factor
Natural Gas
kW, kVA, Amps
PR-3500-3-2
3 Phase, 120/208V,
0.
Or call us: (888) 481-8845
The Gillette PR-3500 Prime Generator offers a PSI engine, numerous three phase voltages, and up to 350 kW of continuous power. Engineered for reliability, durability, and performance.
| Model | Phase, Voltage, Power Factor |
Natural Gas kW, kVA, Amps |
| PR-3500-3-2 | 3 Phase, 120/208V, 0.8pf |
350kW, 438kVA, 1216A |
| PR-3500-3-3 | 3 Phase, 120/240V, 0.8pf |
350kW, 438kVA, 1054A |
| PR-3500-3-4 | 3 Phase, 277/480V, 0.8pf |
350kW, 438kVA, 527A |
| PR-3500-3-5 | 3 Phase, 127/220V, 0.8pf |
350kW, 438kVA, 1150A |
| PR-3500-3-16 | 3 Phase, 346/600V, 0.8pf |
350kW, 438kVA, 421A |
FEATURES
- Specifically engineered to handle the difficult conditions of remote oil and gas operations, as well as other off grid applications with continuous duty cycles.
- All generator sets are USA prototype built and thoroughly tested. Production models are USA factory built and 100% load tested.
- Solid state, frequency compensated voltage regulation is standard.
- A brushless rotating field generator design with shunt wound excitation system and connectable at a broad range of 3 phase voltages.
- Deep Sea 7420 digital controller allows programming to basic engine functions in the field. Controller has stop-manual-auto mode and engine shutdowns, signaled by full text LCD indicators. Includes power monitoring, event logging, and hour meter.
- Electronic engine governor for precise isochronous frequency regulation.
- Heavy-duty circuit breaker is standard on all gen-sets.
- Battery tray, cables, straps, and charger included.
- Mastertrak telematics remote monitoring equipment with 2 year service subscription. Required for all prime powered generators.
- UL-1446 certified.
ENCLOSURE OPTIONS
- OPEN STYLE – No Enclosure: Gen-set must be placed within a weather protected area, un-inhabited by humans or animals, with proper ventilation. Silencer and flexible exhaust hose are not supplied, as installation requirements are not known. However, these two items are available as optional equipment.
- LEVEL 2 – Aluminum Housing: Full weather protection and superior sound attenuation for specific low noise applications. Critical grade silencer is standard. Average sound level of 81 dBA at 23 ft.
| Enclosure | Dimensions (inches) L x W x H |
Weight (lbs) |
| Open Style | 168 x 82 x 92 | 9550 |
| Level 2 | 226 x 82 x 100 | 12,050 |
DOWNLOADS
OPTIONS
- Engine Coolant Heater
- Starting Battery Heater Blankets
- 10A Battery Charger Upgrade
- 20A Battery Charger Upgrade
- Emergency Stop Switch – mounted in a NEMA 4X small enclosure, UL Listed, Suitable for remote locations
- Emergency Stop Switch – mounted in a “Break Glass Station” NEMA 3R small enclosure, UL Listed, Suitable for remote locations
- External Permanent Magnet Generator (PMG) for improved motor starting capabilities and un-interrupted excitation power
- External Permanent Magnet Generator (PMG) with Digital Voltage Regulator (DVR) for improved motor starting capabilities, un-interrupted excitation power, and RMS sensing
- Critical Grade Silencer Upgrade for average sound level of 96 dBA at 23 ft with an Open Gen-Set (standard with Level 2 Enclosure)
- Hospital Grade Silencer Upgrade
- R7 Foam Insulation (4-5 dBA sound reduction)
- Paralleling Package
- 2″ Flexible Dry Fuel Line
- Two 1000 CCA 12VDC Starting Batteries
- Stainless Steel Enclosure
- Generator Enclosure Lights
- Liquid Containment Pan – installed under frame base
- Spring Vibration Mounts
- Motorized Dampers
- Isolator Mounting Pads
- Enclosure Space Heater
- Controller Upgrades and Alarm Interfaces
- Five Year Extended Warranty
| Brand | Gillette |
|---|---|
| Weight | Varies – See Weight Chart |
| Dimensions | Varies – See Dimension Chart |
| Voltage | Varies – See Model Chart |
| Engine | PSI, 4-cycle, 12-cylinder, Turbocharged and Charge Air Cooled |
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