go to top
The World's Leading Online Marketplace for Used, New, and Surplus Industrial Machinery & Equipment ℠

12 KW Cummins #Onan-QD12500, Diesel RV Generator, 1800 RPM, 50 amp 2-pole Circuit Breaker, 120/240 Volts

Manufacturer: Cummins
Model: ONAN-QD12500
kW: 12
Volts: 120 - 240
Stock # A055E844
Price: $16,966 USD - Finance for as low as $344/mth financing info

For Sale by Buckeye Power Systems

Surplus Record Dealer Since 2025
  David Richey
  901-37...> Show Seller's Phone Number 901-379-8097 Let the seller know you found their listing on Surplus Record!

Description


Model: Onan QD12500 - A055E844 I 12.5HDKCB-11506 | 120/240 Volts | Watts - 12000W DIESEL | RPM - 1800 | Circuit Breaker: 50A 2-POLE
IN STOCK - 3-5 DAY LEAD TIME
Cummins Onan QD12500 Quiet Diesel Offers Reliable Power for Any RV Adventure!
Runs three air conditioners with power to spare. Quieter than National Park Service sound level requirements.
Features and Benefits:
Computer-controlled constant speed operation - quiet diesel performance for larger RVs.
Special sound-controlling housing encloses cooling system and muffler.
Three-point, fully focalized mounting system reduces vibration.
Self-diagnostic capabilities simplify troubleshooting.
Easy, accessible maintenance points.
Runs 2-3 rooftop air conditioners with power to spare.
High quality, pure sine wave electrical output helps prevent damage to appliances.
Control System
Microprocessor control
Integrated generator set and engine control
User and service personnel accessible diagnostics
Over voltage, over speed and overload safety
Low oil pressure safety
AC alternator over temp safety
Automatic timed glow plugs
One touch stop
QD12500 Specifications
Physical Dimensions
Weight: 765 lbs
Size (L×W×H): 41.4" × 24.5" × 27"
Sound: 68 dB(A) at 10-feet, half-load
Meets National Park Service sound level requirements (60 dB(A) @ 50 ft) for use in national parks. Typical installation will further reduce sound level.
Air Conditioning Operation
Will operate with three 15000 BTU air conditioners and an additional load of upto 4000W at 100°F and 500 ft altitude.
Alternator
Design: Cummins Onan brush type, drip-proof construction
Insulation system: Class H
Cooling: Direct drive centrifugal blower; cast aluminum housing for excellent heat transfer
Exciter System: Electronite voltage regulator
Bearings: Double sealed, pre-lubricated ball bearing
Engine
Configuration: 4-cycle, liquid-cooled diesel engine
Cylinders: 3, inline vertical
Displacement: 100.5 cubic inches
Maximum Power: 27 hp (20.2 kW)
Starting System: Remote, 12V
Oil Capacity: 5.9 quarts
Fuel Consumption
No Load: 0.1 GPH
Half Load: 0.48 GPH
Full Load: 1.2 GPH
Warranty
3-year limited warranty applies to RV generator sets used in RV applications. This limited warranty covers virtually everything except routine maintenance for the first two years you own your RV generator set, and covers parts and labor on major power train and generator set parts during the third year.
Availability
In Stock - 3-5 Day Lead Time - Call us today for a shipping quote and get your RV powered up for your next adventure!
Experience the reliability and performance that has made Cummins Onan the preferred choice of RV owners for over eight decades.
Cummins Onan QD12500 Spec Sheet
Onan RV Owners Handbook
Onan Maintenance Parts

Inquire Further with Buckeye Power Systems!

Buyers Who Viewed This Listing Also Viewed …

12 KW Northern Lights #NL843NW4-12KW, diesel generator set, 120/240 Volts, 1 phase

Seller: Critical Infrastructure Group LLC
Location: Sparks, NV
Mfr: Northern
Model: NL843NW4-12KW
Manufacturer Northern Lights Equipment Type Diesel Generator Set Model # NL843NW4-12KW Serial Number 8433-65557 Capacity (kW) 12 kW Voltage 240/120 Phase 1 Frequency 60 Hz Condition Used Status In Stock.

13 KW PowerProject #DX, home standby generator, new

Seller: Powerhouse Systems Llc
Location: Niota, TN
Mfr: Powerproject
Model: DX
Offering more power in a smaller footprint that fits into tight spaces and lot lines, PowerProtect™ 13kW¹ Home Standby Generator provides the essential power you need during a power outage. Engineered with NGMax™ technology for superior power and performance, this compact but mighty generator s a 39% ...more

14 KW Multiquip #DCA15SPXU4F, diesel generator set, 120/240 Volts, 1-phase, 1800 RPM, Kubota D1503 engine, Tier 4 Final, 16.4 gal. fuel tank

Seller: Global Power
Location: Nisku, AB
Mfr: Multiquip
Model: DCA15SPXU4F
Multiquip 14kW 1 Phase generator, Available at Global.Power Systems Nisku, Prime Rating 14 kW, Standby Rating 14.7 kW, Generator RPM 1800, Voltage - Single Phase 120/240 V, Generator Design Revolving field, Self-Ventilated, Drip-Proof, Single Bearing, Voltage Regulation (No Load to Full Load) ±0.5%, Power ...more

14 KW Wacker Neuson #G14, Mobile Diesel Generator Set, 163 HP engine, 135 KVA, 903 hours, 2024

Seller: Gregory Poole Equipment - Used
Location: Raleigh, NC
Mfr: Wacker Neuson
Model: G14 14KW
Year: 2024
CALL TO VERIFY LOCATION - 2024 USED WACKER G14 14KW GENERATOR SET .

13 KW PowerProject, home standby generator, new

Seller: Powerhouse Systems Llc
Location: Niota, TN
Mfr: Powerproject
Offering more power in a smaller footprint that fits into tight spaces and lot lines, PowerProtect™ 13kW¹ Home Standby Generator provides the essential power you need during a power outage. Engineered with NGMax™ technology for superior power and performance, this compact but mighty generator s a 39% ...more

Share