20,000.0 Continuous Rated Watts 18,000.0 Prime Rating Watts 18,000 Standby Rating Watts 20,000 Prime Rating kVA 18.0 Standby Rating kVA 20.0 Power Derate Watts Prime Power By 10%, Altitude 3% Per 1000 Feet, Temperature > 104 Degrees F: 3% Per 10 Degrees F, 50 Hz. Applications By 17% Voltage Choice @ Checkout Rated Amps @ Max Volt 83.0 Rated Amps @ 208 Volts (3-Phase) 69.0 Rated Amps @ 240 Volts (3-Phase) 60.0 Rated Amps @ 480 Volts (3-Phase) 30.0 Leads 4 @ 1-Phase or 12 @ 3-Phase Frequency 60 Hz Phase Single-Phase, 3-Phase Poles 4 Voltage Regulation +/- 1% Circuit Breakers Yes Control Panel Display Yes, Deep Sea Digital Genset Controller, Voltmeter, Ammeter, Frequency Meter, Hour Meter, Oil Pressure Gauge, Water Temperature Gauge, Digital


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Winco Diesel DR20I4, 20 kW, 1-Phase Or 3-Phase, Liquid Cooled FREE SHIPPING
Brochure/Specification 2 Owner Manual Installation Guide/Manual
Winco Diesel DR20I4, 20 kW, 1-Phase Or 3-Phase, Liquid Cooled FREE SHIPPING
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Winco Diesel Generator - DR20I4, 20 kW, 1-Phase Or 3-Phase, Liquid Cooled ----SHOWN AND PRICED  AS HOUSED

Voltage & Phase Options 

Winco Diesel Generator - DR20I4, 20 kW, 1-Phase Or 3-Phase, Liquid Cooled

  • Output Voltage Options – 60 Hz
    • 120/240, 1-phase, 1.0 pf              20 kW          20 kVa            83 Amperes
    • 120/208, 3-phase, 0.8 pf              20 kW          25 kVa            69 Amperes
    • 120/240, 3-phase, 0.8 pf              20 kW          25 kVa            60 Amperes
    • 277/480, 3-phase, 0.8 pf              20 kW          25 kVa            30 Amperes
    • Note: Only available as a standby unit.
    • 50 Hz. frequency available upon request at 17% Derate Watts
  • Isuzu 4LE1 2.2 liter meets EPA Tier IV Interim compliance. 
  • Glow plugs and starter solenoid controls. 
  • Complete national service network. 
  • Efficient low fuel consumption design. 
  • Filled cooling system with 50/50 antifreeze. 
  • Circulating block heater comes standard. 
  • Brushless rotating field generator wound with 2/3 pitch for low harmonic distortion and class H winding insulation for peak protection. 
  • Meets BE EN 60034, BS5000, VDE 0530, NEMA MG1-32, ICE34, CSA C22.2-100, AS1359. 
  • AS480 automatic voltage regulation standard steady state voltage +/-1%. 
  • Deap Sea DSE 7310 Digital Controller comes standard that provides generator protection and monitoring with:
    • Event fault log recording. 
    • 7 configurable inputs. 
    • 8 configurable outputs.
  • Welded and powder coated steel base.
  • Optional:
    • Excitation Boost System (EBS) senses drops in voltage from large amperage draw events such as motor starting.  The EBS engages the excitation boost generator which feeds additional power to the generator's excitation system to support the excessive load.
    • NFPA 110 Level 1 Package provides higher state of readiness compliant with NFPA 110 including dual rate battery maintenance charger with failure indication, 16-light remote annunciator, low coolant level indicator, block heater upgrade maintaining 100-120 Degrees F and enhanced genset controller pre-alarm settings.
  • Friendly to your electrician with single cover connection points.
  • Built in America and single step 100% load bank tested from Winco's home in Le Center, Minnesota.  
  • Winco Generators has been building America's highest quality generators since 1925.


Manufacturer Winco
Model Number DR20I4
Generator Grade Commercial, Industrial, Professional
Generator Style Skid Mounted Generator, Standby Generator
Special Features 1800 RPM, 3-Phase, Brushless Alternator, Built In America, Hour Meter, Liquid Cooled, Voltmeter


Engine/Motor Brand Isuzu
Engine Model 4LE1
Fuel Type Diesel
Starting System Automatic (With ATS), Glow Plug Start Assist
Horsepower 36.0 HP
Engine/Motor Type 4-Cylinder, Liquid-Cooled, Indirect Injection, Naturally Aspirated, 2.2L
Generator RPM 1800 RPM
Fuel Cons. @ 50% Ld 0.90 Gallons/Hour
Fuel Cons. @ 75% Ld 1.40 Gallons/Hour
Fuel Cons. @ 100% Ld 1.80 Gallons/Hour
Low Oil Shutdown/Alert Yes
Engine Governor Mechanical
Muffler/Exhaust 2", Shipped Loose
Altitude Affected Yes, Call For More Information


Portability/Wheel Kit Add @ Checkout
Engine Block Heater Kit Included
Battery For Electric Start Add @ Checkout


Engine Warranty 3 Yr-3000 Hr & 5 Yr-5000 Hr Major Component (Standby), 1 Yr Or 1000 Hr (Prime Power)
Generator Warranty 1 Year Or 1000 Hours


Built In United States (Assembly)


Weight (Lbs.) 1100
Ship Weight (Lbs.) 1140
Unit Dimensions 63.0"L x 34.0"W x 33.71"H (Skid)
Agency Compliance CSA (Canada), EPA, EPA Tier 4 Interim, UL 2200
California Destination-Operators-Buyers Warning Click Here For California Proposition 65 Warning
Stk. Itm. No
Surge Start Watts
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