Ingersoll Rand · R · SINGLE-STAGE PISTON
🇺🇸Commercial / Industrial

R7.5i-125

10 HP · 100% duty · electric · oil-flooded screw · 1-stage
AVERAGE PRICE
$11,848
1 retailer
Ingersoll Rand R7.5i-125

Ingersoll Rand R7.5i is a 10 HP single-stage rotary screw compressor delivering roughly 36.7 SCFM at 115 PSI on an 80-gallon horizontal tank, with a 125 PSI maximum operating pressure and 100 percent duty rating. It uses the same next-generation airend platform as the smaller R5.5i, sharing leak-free PTFE refrigerant hoses with O-ring face seals and a reduced-parts-count design. Three-phase 208/230/460V is standard; the package includes TEFC motor, V-belt drive, integrated controller, and Ultra Coolant fluid rated for 8,000 service hours. CompressorPros lists the R7.5i with 39.8 SCFM at 110 PSI, which represents a slightly different test point. With-dryer (R7.5i-TAS) configuration adds a refrigerated dryer for 50F pressure dewpoint output. Target installation is a busy auto shop, mid-sized production line, fabrication or weld shop. Ingersoll Rand backs the airend with the Package Care extended warranty when factory fluid and filters are used on schedule. Verification yellow because manufacturer datasheet rates at multiple pressures.

HP
10
CFM
36.7 @ 115 PSI
Duty
100% continuous
Tank size
80 gal
Air output per horsepowerAirflow per motor HP
3.67CFM/HP
Poor 2.8Typical 3.15Good 3.5
Isentropic efficiencyClass median · 1-stage piston
58%
Poor <50Good 70Best 92
Price per cubic foot · minuteVerified retailer price
$323$/SCFM
Good $180Typical $211High $260
PUMP & DRIVE
Stages1-stage recip
Cylinder—
Pump RPM—
Lubricationoil-flooded screw
OilISO 46 synthetic rotary screw fluid
Sump—
Pump life100,000 hrs
Pump material—
Head material—
Intercooler—
PERFORMANCE
Catalog CFM36.7 @ 115 PSI
CFM / HP3.67
Cut-in / out—
Tank fill—
Est. draw8.8 kW
COST & MAINTENANCE
Compressor Controller ROI calc · $0.14/kWh · 1920 hr/yr · 70% motor efficiency · HP×1.10 sizing · savings 23–42% of electric
Electric · yearlyEst. $3,151
Maintenance · yearlyEst. $250
Savings with Compressor Controller · yearlyEst. $725–$1,323
ELECTRICAL & FORM
Serviceelectric
Voltage208/230/460
Amps—
Motor—
Motor RPM1750 rpm
Control—
Starter—
Weight617 lb
Form— · 80 gal · 175 PSI tank rating
BUILD & ENVIRONMENT
Air outlet1/2 in NPT
DrainManual ball valve standard
Drain outlet—
ASME tankYes
Made in USAYes
Noise69 dBA
Op. temp40–104 °F
Dimensions38 x 27 x 47 in
Ship weight—
Warranty—

Where this sits in the catalog

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

Catalog
1708 units
Peer class
128 · 10 HP
Sizing & pricevs. 128 in class
  • SCFM @ 10 HP36.7cfm
    17median 34.279
    +7.3% vs. median
  • Average price$11,848
    $3,400median $7,517$27k
    +57.6% vs. median
Efficiency vs. peersvs. 128 in class
  • CFM per HP3.67cfm/hp
    1.72median 3.427.96
    +7.3% vs. median
  • Price per CFM$323$/scfm
    $99median $212$474
    +52% 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.

$11,756$12,201$12,646$13,091avg $12,424today-10d-20d-30d
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