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    CUMMINS ONAN 20ES Used Stationary Generators upcoming auctionsCUMMINS ONAN 20ES Used Stationary Generators upcoming auctions
    CUMMINS ONAN 20ES Used Stationary Generators upcoming auctionsCUMMINS ONAN 20ES Used Stationary Generators upcoming auctions
    CUMMINS ONAN 20ES Used Stationary Generators upcoming auctionsCUMMINS ONAN 20ES Used Stationary Generators upcoming auctions
    CUMMINS ONAN 20ES Used Stationary Generators upcoming auctionsCUMMINS ONAN 20ES Used Stationary Generators upcoming auctions
    CUMMINS ONAN 20ES Used Stationary Generators upcoming auctionsCUMMINS ONAN 20ES Used Stationary Generators upcoming auctions
    CUMMINS ONAN 20ES Used Stationary Generators upcoming auctionsCUMMINS ONAN 20ES Used Stationary Generators upcoming auctions
    CUMMINS ONAN 20ES Used Stationary Generators upcoming auctionsCUMMINS ONAN 20ES Used Stationary Generators upcoming auctions
    CUMMINS ONAN 20ES Used Stationary Generators upcoming auctionsCUMMINS ONAN 20ES Used Stationary Generators upcoming auctions
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    Lot #4441

    CUMMINS ONAN 20ES

    Current Bid:
    USD $100.00
    Bidding Opens:Aug 26, 2026 5:00 PM (CDT)
    Sale Ends: Wednesday, September 09, 2026 (CDT)
     
     

    Seller Information

    View Auctioneer Information

    Rainmaker Equipment Sales

    Contact:Paul Rowland

    Nappanee, Indiana 46550

    59 Items Sold

    General

    Manufacturer
    Manufacturer Model
    Onan
    Model
    Serial Number
    D950574104
    Condition
    Used
    Hours
    4,492
    Hours Meter
    Accurate / Verified
    Operating Condition
    Operable
    Description
    Onan 20 kW Standby Generator – 4,492 Hours Reliable commercial-grade Onan standby generator with only 4,492 operating hours. This unit is rated at 20 kW and operates at a low 1,800 RPM, making it well suited for backup power at a shop, farm, commercial facility, or other property. Specifications Manufacturer: Onan / Cummins Onan Model: 20ES Standby output: 20 kW Three-phase capacity: 25 kVA Frequency: 60 Hz Operating speed: 1,800 RPM Electrical configurations: Single-phase or three-phase Single-phase voltage: 120/240 volts Three-phase voltage options: 120/208 volts 127/220 volts 139/240 volts 240/416 volts 254/440 volts 277/480 volts Battery system: 12 volt Metered hours: 4,492 Serial number: D950574104 Specification number: 75436F Made in the USA A versatile, heavy-duty generator from one of the most respected names in power-generation equipment. Multiple voltage configurations make this unit adaptable to a wide range of commercial, agricultural, industrial, or residential applications. Specifications were taken from the manufacturer’s data plate. Buyers should confirm that the generator’s present wiring and configuration are suitable for their intended application. Please contact Paul Rowland with any questions.

    Category Specific

    Standby Power Rating
    20 kW