Quincy · QGS · SINGLE-STAGE ROTARY SCREW

QGS-40

40 HP · Floor · 100% duty · electric · oil-injected · 1-stage
AVERAGE PRICE
$20,967
1 retailer

The Quincy QGS-40 is a fixed-speed rotary screw air compressor rated at 40 hp delivering 154.9 cfm at 125 psi from a floor-mounted package (no receiver). Sound output is 71 dBA inside a low-sound enclosure with Wye-Delta starter, TEFC drive motor, Infologic2 Connect controller, and 8,000-hour synthetic fluid. Continuous-duty (100%) rated for mid-size industrial shops; dimensions 75 x 31 x 72 inches and weight 979 lbs base (FM) / 1,087 lbs with integrated dryer (FMD). Covered by Quincy’s True Blue warranty: 5 years on airend, drive motor, heat exchanger, and separator tank.

HP
40
CFM
155 @ 125 PSI
Duty
100% continuous
Tank size
gal
Air output per horsepowerAirflow per motor HP
3.88CFM/HP
Poor 2.8Typical 3.15Good 3.5
Isentropic efficiencyClass median · 1-stage rotary screw
75%
Poor <50Good 70Best 92
Price per cubic foot · minuteVerified retailer price
$135$/SCFM
Good $180Typical $211High $260
PUMP & DRIVE
Stages1-stage screw
Cylinder
Pump RPM
Lubricationoil-injected
Oil
Sump
Pump life
Pump material
Head material
Intercooler
PERFORMANCE
Catalog CFM155 @ 125 PSI
CFM / HP3.88
Cut-in / out
Tank fill
Est. draw35.1 kW
COST & MAINTENANCE
Electric · yearlyEst. $12,604
Maintenance · yearlyEst. $1,000
ELECTRICAL & FORM
Serviceelectric
Voltage
Amps
Motor
Motor RPM1750 rpm
Control
Starter
Weight1545 lb
FormFloor · 175 PSI tank rating
BUILD & ENVIRONMENT
Air outlet
Drain
Drain outlet
ASME tank
Made in USAYes
Noise
Op. temp40–104 °F
Dimensions75 x 31 x 72 in
Ship weight979 lb
Warranty

Where this sits in the catalog

Histograms below: highlighted bar marks this unit’s bucket.

Catalog
1655 units
Peer class
15 · 40 HP
Sizing & pricevs. 15 in class
  • SCFM @ 40 HP155cfm
    102median 160203
    -3.1% vs. median
  • Average price$20,967
    $20,967median $27,274$43k
    -23.1% vs. median
Efficiency vs. peersvs. 15 in class
  • CFM per HP3.88cfm/hp
    2.55median 45.08
    -3.1% vs. median
  • Price per CFM$135$/scfm
    $114median $171$364
    -21.1% vs. median

Price history

Showing the current verified price for each retailer. As the price-tracking worker collects new readings, dots will appear along each line.

$19,919$20,618$21,316$22,015avg $20,967today-10d-20d-30d
Compressor World