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Winco DR550V4 Standby Generator (3PH, 550kW)

Sale Price $109,710.00 (open skid), $125,994.00 (with enclosure)

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SKU: DR550V4 Category Tag Brand:

The Winco DR550V4 diesel standby generator offers a reliable and durable Volvo engine, a Stamford (Cummins) generator end, and up to 550 kW of power. Available in several three phase voltage models. Open Skid design (POWR-PAK) or with Cabinet Enclosure (SOUND-PAK). Optional fuel tanks available. UL 2200 and CSA Listed.


DR550V4 Models
Model Phase Voltage kW kVA Amps
DR550V4 3 120/208V 550 687.5 1909
DR550V4 3 120/240V 550 687.5 1651
DR550V4 3 277/480V 550 687.5 827
DR550V4 3 346/600V 550 687.5 661


Engine Features

  • Volvo diesel engine.
  • EPA Certified Tier 2.
  • Efficient low fuel consumption design.
  • Block heater – 120V, 3000W, with thermostat.

Generator Features

  • Stamford industrial grade generator.
  • Rated for continuous standby use.
  • Class H insulation.
  • Automatic voltage regulator provides +/-1.0% regulation.
  • Available in all common voltages.
  • Permanent Magnet Generator (PMG) MX341 standard – 1% regulation.

Control Features

  • Digital genset DSE 7310 controller.
  • Engine/genset display and protection.
  • Glow plugs and starter solenoid controls.
  • Emergency stop.
  • USB connectable communications.
  • Expanded communications options.
  • Audible alarm.
  • Event log.
  • Configurable inputs.
  • Configurable outputs.
  • UL/CSA Listed.
  • See the Spec Sheet below for a full listing of features.

Other Features

  • Open Skid Design (Sound Attenuated Cabinet available)
  • Welded and powder coated steel base.
  • Rubber mounted engine and generator.
  • Electrician friendly single cover connection points.
  • Load bank tested.
  • Single step 100% load tested.
  • Operation Manuals.
  • Designed for long life.
  • 8A battery charger.

SOUND-PAK Cabinet Option

  • Constructed with Galvanealed steel
  • Lockable doors keyed alike
  • Stainless steel hinges and door stops
  • Critical muffler
  • Maintenance doors and panels
  • Powder coated prior to assembly
  • Sound absorbing foam lined
  • Cooling air deflectors


DR550V4 Spec Sheet

DR550V4 Manual


Fuel Tanks

  • 1000 gallon – open skid
  • 1340 gallon – housed
  • 3000 gallon – housed

Other Options

  • NFPA 110 Level 1 Compliant Upgrade
  • Generator Strip Heater
  • Group 4D 1200 CCA Battery (Need Two)
  • Remote Emergency Stop
  • DSE7310 Controller Options: Remote Annunciator, Remote Display, WebNet Gateway, GSM Antenna, GPS Antenna
  • DSE8610 Controller Upgrade
Basic Model

Continuous Power Rating



Voltage Regulation


Power Factor


Sound Level at 7m


Fuel Consumption - Diesel

Fuel Tank Options

Enclosure Options

Dimensions LxWxH (inches)

Approximate Weight

Generator Warranty

Engine Warranty



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