Generators · Make & Model reference
Atlas Copco QAS 125
Known for its low noise levels and efficient engine.
Operating weight
7,385 lbs
Horsepower
n/a
Fuel burn
6.0 - 8.0 gph (at 75%-100% load)
Years produced
2017 - present
AI-updated · Last refresh 7/19/2026
Full specifications
Prime Power (kW)100 kW
Standby Power (kW)125 kW
EngineJohn Deere 4045HFG03
Fuel Tank Capacity132 gal
Sound Power Level68 dB(A) @ 7m
Shipping dimensions
Length12 ft 4 in
Width4 ft 2 in
Height6 ft 4 in
Weight7,385 lbs
Use these for permit routing and lowboy selection.
Recent auction history
| Year range | Hours | Avg | Low | High |
|---|---|---|---|---|
| 2020-2023 | 800-2,500 | $48,000 | $40,000 | $58,000 |
AI price estimate
Excellent, low hours
2022 model year
$55,000
Good, average hours
2020 model year
$46,000
Fair, higher hours
2018 model year
$37,000
Common problems to check
- DPF sensor issues if incorrect fuel used
- Minor oil leaks around seals on older units
- Control panel software updates sometimes required
Why buyers pick it
- Excellent quiet operation
- Robust and weather-resistant canopy
- Good fuel autonomy
Best jobs for this machine
Rental segmentLarge eventsConstruction sites needing quiet power
Atlas Copco QAS 125 for sale on Equip Place
No live listings yet. Set an alert →