AVERAGE PRICE
$24,091
1 retailer
Powerex OTD1006 Oil-Free Duplex Piston (10 HP x 2, 240 gal) is a 20.00 HP 70.80 CFM at 100 PSI 1-stage reciprocating compressor with a 240.0-gallon receiver tank, operating at 208/230/460. Shipping weight is 1510 lb. This unit belongs to the Powerex OTD series. Suitable for auto shop, body shop, or light manufacturing.
HP
20
CFM
70.8 @ 100 PSI
Duty
— continuous
Tank size
240 gal
Air output per horsepowerAirflow per motor HP
3.54CFM/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
$340$/SCFM
Good $180Typical $211High $260
PUMP & DRIVE
Stages1-stage recip
Cylinder6-cylinder
Pump RPM1090 rpm
Lubricationoil-less
OilN/A – oil-free design (no oil contacts air)
Sump—
Pump life30,000 hrs
Pump material—
Head material—
Intercooler—
PERFORMANCE
Catalog CFM70.8 @ 100 PSI
CFM / HP3.54
Cut-in / out90 / 120 PSI
Tank fill—
Est. draw17.6 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. $6,302
Maintenance · yearlyEst. $500
Savings with Compressor Controller · yearlyEst. $1,450–$2,647
ELECTRICAL & FORM
Service—
Voltage208/230/460
Amps—
Motor—
Motor RPM1750 rpm
Controlduplex panel, unloading start, alternation
Startermagnetic with alternator
Weight1510 lb
Form— · 240 gal · 200 PSI tank rating
BUILD & ENVIRONMENT
Air outlet1 in NPT
DrainManual ball valve standard
Drain outlet—
ASME tankYes
Made in USAYes
Noise—
Op. temp40–104 °F
Dimensions—
Ship weight1510 lb
Warranty36 mo parts
Where this sits in the catalog
Histograms below: highlighted bar marks this unit’s bucket.
- Catalog
- 1655 units
- Peer class
- 40 · 20 HP
Sizing & pricevs. 40 in class
- SCFM @ 20 HP70.8cfm58median 7092+1.1% vs. median
- Average price$24,091$7,848median $15,562$39k+54.8% vs. median
Efficiency vs. peersvs. 40 in class
- CFM per HP3.54cfm/hp2.92median 3.54.61+1.1% vs. median
- Price per CFM$340$/scfm$98median $202$589+68.3% vs. median
Where this is sold1 verified retailer · USD
Find an installer / dealer near youAuthorized Powerex dealers · search by ZIPPrice history
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Portland Compressor
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