1 - 26 of 26 Listings
High/Low/Average
Hours: 1,432
Standby Power Rating: 20 kW
Serial Number: F940545204
Description: Onan GenSet 20ES Industrial Generator
INOPERABLE
Updated: Monday, September 28, 2026 05:04 PM
Location: Alabaster, Alabama
Seller: Pearce & Associates Auction
Hours: 1,044
Standby Power Rating: 20 kW
Serial Number: H940552310
Description: Onan GenSet 20ES Industrial Generator
INOPERABLE
Updated: Monday, September 28, 2026 05:02 PM
Location: Alabaster, Alabama
Seller: Pearce & Associates Auction
Standby Power Rating: 20 kW
Serial Number: I940555525
Description: Onan 20ES Industrial Generator -
Inoperable
Updated: Monday, September 28, 2026 04:59 PM
Location: Alabaster, Alabama
Seller: Pearce & Associates Auction
Hours: 6,533
Standby Power Rating: 20 kW
Serial Number: G907644524
Description: Onan 20 ES, 20 KW Gas Generator
Description
S/N: G907644524
Serial Number G907644524, *Non Operational*,
Meter Reading: 6,533.6
Updated: Wednesday, September 02, 2026 03:44 PM
Location: Woodburn, Oregon
Seller: Bar None Auction
Hours: 400
Standby Power Rating: 18.5 kW
Serial Number: 1890269671
Description: Onan 20ES L11551B generator, Hours: 400 on meter, Serial: I890269671, Location #: 62022, Ford LSC42316005A, Serial: 160G8T08TR, Cylinders: 4, Fuel ...
Updated: Wednesday, October 22, 2025 01:01 PM
Location: Lawrence, Kansas
Seller: Purple Wave
Hours: 679
Standby Power Rating: 20 kW
Serial Number: C960599761
Description: Cummins 20ES generator, Hours: 679 on meter, Serial: C960599761, Location #: 62022, Ford LRG42316005A, Serial: 01220G25RK, Cylinders: 4, Fuel type:...
Updated: Wednesday, October 15, 2025 02:54 PM
Location: Lawrence, Kansas
Seller: Purple Wave
Hours: 868
Standby Power Rating: 20 kW
Serial Number: E960606852
Description: Onan 20ES generator, Hours: 868 on meter, Serial: E960606852, Location #: 62022, Ford LRG43216005A, Serial: 06176L18RK, Cylinders: 4, Fuel type: L...
Updated: Wednesday, October 22, 2025 01:08 PM
Location: Lawrence, Kansas
Seller: Purple Wave
Stock Number: 10
Fuel Type: Propane
Engine Manufacturer: Ford
Engine Model: LSG-4231-6005-A
Enclosed: Yes
Phase: Multi
Description: Is operable but has not been run recently, Needs battery Quantity: 1
Updated: Saturday, October 11, 2025 01:28 PM
Location: Colorado Springs, Colorado
Seller: Double Diamond Auctions LLC
Hours: 6
Standby Power Rating: 18 kW
Serial Number: B890211943
Fuel Type: Propane
Engine Manufacturer: FORD
Engine Model: LSG-4231-6005A
Description: Used 20ES ONAN generator. 12 lead It cranks and runs put out voltage. It is 120/208 3 ph now. It can go 120/240 1ph, 120/240 3ph, or 277/480 3ph. ...
Updated: Wednesday, May 07, 2025 10:27 AM
Location: Lincolnton, Georgia
Seller: J&T Service Center Inc
Lot # 14550
ONAN 20ES
Stationary Generators
Auction Ended:Wed, Apr 16, 2025 10:07 AM (CDT)
Hours: 302
Standby Power Rating: 18 kW
Serial Number: L880193283
Fuel Type: Propane
Engine Manufacturer: FORD
Engine Model: LSG-4231-6005A
Description: Used 20ES ONAN generator. 12 lead It cranks and runs put out voltage it runs great no problems. It can do 120/240 1 ph 120/208 3ph, 120/240 3ph, ...
Updated: Wednesday, April 16, 2025 10:22 AM
Location: Lincolnton, Georgia
Seller: J&T Service Center Inc
Hours: 542
Serial Number: H960613620
Description: Onan 20KVA Generator
Updated: Tuesday, October 22, 2024 12:42 PM
Location: Laurel, New Jersey
Seller: Ken Geyer Real Estate Auctioneers, Inc.
Hours: 401
Standby Power Rating: 20 kW
Serial Number: 16068T08TR
Description: Onan 20ESL11551B generator
Hours: 401 on meter
Engine
Ford LSG42316005A
Serial: 16068T08TR
Cylinders: 6
Fuel type: LPG
kW: 20
Features
Generator
kV...
Updated: Tuesday, October 15, 2024 03:29 PM
Location: Lawrence, Kansas
Seller: Purple Wave
Hours: 931
Standby Power Rating: 20 kW
Serial Number: E940542562
Description: Onan 20ES generator, Hours: 931 on meter, Serial: E940542562, Serial: 05876-A-15RA, Cylinders: 4, Fuel type: LPG, Generator - (kVA: 25, kW: 20, Pha...
Updated: Tuesday, October 15, 2024 02:44 PM
Location: Wichita, Kansas
Seller: Purple Wave
Hours: 915
Standby Power Rating: 20 kW
Serial Number: 1910417937
Description: Onan 20ES generator, Hours: 915 on meter, Serial: I910417937, Serial: 09677 H12-RG, Cylinders: 4, Fuel type: LPG, Generator - (kVA: 25, kW: 20, Ele...
Updated: Tuesday, October 15, 2024 02:44 PM
Location: Wichita, Kansas
Seller: Purple Wave
Serial Number: G950582439
Description: Cumins Onan GenSet Propane Generator
Model # 20ES
Serial# G950582439.
Spec.76521G
Appears to be complete, shows normal wear and tear, c...
Updated: Wednesday, September 25, 2024 02:43 PM
Location: Pompano Beach, Florida
Seller: Bidera
Standby Power Rating: 20 kW
Serial Number: 1673-74
Description: Onan 20ES J25791C Generator c/w Ford 4 Cylinder Engine, 1,800 RPM, 20 KW, Phase 1, 60 Hrtz
Updated: Tuesday, February 13, 2024 12:20 PM
Location: Kissimmee, Florida
Seller: Yoder & Frey Auctioneers
Hours: 30
Standby Power Rating: 20 kW
Serial Number: D900309740
Description: s/n D900309740, Ford LPG, 3-Phase (Runs, good condition ) (Reads 30 hours
Updated: Sunday, February 11, 2024 11:17 AM
Location: Great Falls, Montana
Seller: J.J. Kane Auctioneers
Hours: 675
Standby Power Rating: 20 kW
Serial Number: 960613797
Description: ONAN 20ES STATIONARY GENERATOR 20KW
fuel is propane
HOURS: 675
SN: 960613797
Updated: Saturday, February 10, 2024 10:30 AM
Location: Riverside, California
Seller: GovDeals, Inc.
Hours: 231
Standby Power Rating: 20 kW
Serial Number: J890272397
Description: 1991 Onan 20 Kw Portable Generator, s/n J890272397, Ford diesel, with Pintle Hitch, Break Away Surge Breaks, trailer mtd (Does Not Run, Engine Cran...
Updated: Friday, February 09, 2024 02:04 PM
Location: Jurupa Valley, California
Seller: J.J. Kane Auctioneers
Hours: 1,355
Standby Power Rating: 20 kW
Serial Number: L940563303
Description: Onan GenSet LP gas generator with a Cummins engine, model 20ES, Serial number L940563303, Spec 70341F, rated for 20KW, hour meter reading 1355 58" ...
Updated: Friday, February 09, 2024 12:35 PM
Location: Pawling, New York
Seller: Absolute Auctions & Realty, Inc.
Stock Number: 3021
Serial Number: L241636
Description: North Collier Fire Control. S/N: E890243810, pwd by Ford 4 cyl multi fuel engine, operates on gasoline, propane or natural gas, single phase 20 KVA...
Updated: Friday, February 09, 2024 08:37 AM
Location: Zephyrhills, Florida
Seller: Royal Auction Group
Standby Power Rating: 20 kW
Serial Number: J950588323
Description: Make: OnanVIN: J950588323
Onan 20ES, 20 kw Generator, s/n J950588323, Natural Gas, with 13.3 kw 1 ph, 20 kw 3 ph, 13.3 kva 1 ph, 25 kva 3 ph, 1800...
Updated: Friday, April 12, 2024 12:07 PM
Location: Plymouth Meeting, Pennsylvania
Seller: J.J. Kane Auctioneers
Stock Number: 9573
Serial Number: G910406259
Description: ONAN 20 KW GENERATOR, WIRED FOR 220 SINGLE, ,PHASE, PROPANE Quantity: 1
Updated: Monday, April 15, 2024 10:29 AM
Location: Hydro, Oklahoma
Seller: Entz Auction & Realty
Hours: 523
Standby Power Rating: 20 kW
Serial Number: F950580399
Description: Onan 20ES generator
Hours: 523 on meter
Serial: F950580399
Engine
Ford LRG-4231-6005-A
Serial: 02869
Cylinders: 4
Fuel type: Natural gas
Op...
Updated: Monday, April 15, 2024 10:18 AM
Location: Wichita, Kansas
Seller: Purple Wave
Standby Power Rating: 20 kW
Serial Number: J940559148
Description: 1994 Onan GenSet 20.0 kw 3 phase generator . Unit was in service until spring of this year. Good operating condition. Complete with transfer switch...
Updated: Friday, April 12, 2024 12:17 PM
Location: Altoona, Pennsylvania
Seller: GovDeals, Inc.
Stock Number: 9573
Serial Number: G910406259
Description: ONAN 20 KW GENERATOR, WIRED FOR 220 SINGLE, PHASE, PROPANE Quantity: 1
Updated: Monday, April 15, 2024 09:46 AM
Location: Hydro, Oklahoma
Seller: Entz Auction & Realty