Piston Air Compressor/Vacuum Pump

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Piston air compressors / vacuum pumps provide compressed air as a source of energy or to transport natural gas. Raptor supplies offer a wide range of piston air compressor / vacuum pumps...Read more

THOMAS PUMPS -

Articulated Piston Pumps/Compressors

StyleModelVoltageFree Air Flow RateOverall HeightOverall LengthThermal ProtectionNumber Of CylindersPhaseHpPrice
A27002512V DC1 CFM8 5/8"11.2"No1Single1/3 hp€2,318.79
B27002412V DC1.8 CFM5.812"11.562"No1Single1/4 hp€1,341.71
B27004724V DC1 CFM8 5/8"11.2"No1Single1/3 hp€1,416.34
C270072115/230V AC1.2 CFM7"14 1/2"Yes211/3 hp€2,038.65
C270073115/230V AC1.7 CFM7"14 1/2"Yes211/2 hp€2,474.51
C270080115/230V AC2.3 CFM7"15 1/2"Yes213/4 hp€2,882.13
WELCH -

Piston Vacuum Pumps

StyleModelMax. VacuumFree Air Flow RateInlet SizeOutlet SizeOverall HeightOverall LengthNumber Of CylindersHpPrice
A2546B-0127.6 in. hg1.6 CFM1/4"1/4"9"10"11/4 hp€1,783.49
B2581B-5029.8 in. hg3.5 CFM3/8"3/16"10 1/2"17.312"21/3 hp€4,860.89
C2561B-5029.8 in. hg2.3 CFM1/4"3/16"12"17"21/3 hp€4,144.09
StyleModelDuty CyclePrice
APCA-10100%€1,191.95
APCA-10A100%€1,286.99
RFQ
GAST -

OF302 Series Jun Air Rocking Piston Compressors, Cabinet System

StyleModelHpTank SizeDuty Cycle
AOF302-4MQ20.33 hp1.1 gal.100%
RFQ
AOF302-25M3/5 hp6.6 gal.100%
RFQ
AOF302-25MQ23/5 hp6.6 gal.100%
RFQ
BOF302-4M3/5 hp1.1 gal.100%
RFQ
COF302-4S3/5 hp1.1 gal.100%
RFQ
StyleModelVoltageDuty Cycle
ALOA-P211-CD-100%
RFQ
ALOA-101-JK24V100%
RFQ
ALOA-101-NL100V100%
RFQ
StyleModelVoltageDuty Cycle
ALAA-V104-NQ100/115V100%
RFQ
ALAA-V103-NQ100/115V100%
RFQ
GAST -

87R Series Jun Air Rocking Piston Compressors, Motor Mounted

StyleModelDuty CycleHpMax. SpeedPrice
A87R147-101R-N270X100%---
RFQ
B87R537-V101-N470X100%--€1,147.08
B87R642-103R-N470X100%--€1,009.80
A87R147-101-N270X100%--€983.40
B87R637-101-N470X100%--€1,041.48
A87R135-101R-N270X100%---
RFQ
B87R655-V114-N470X100%--€1,107.48
B87R645-V114-N470X100%--€1,054.68
C87R642-PS103R-N470X100%--€1,160.28
B87R640-101-N470X100%--€996.60
B87R642-123R-N470X100%---
RFQ
A87R142-101-N270X100%---
RFQ
D87R637-101-BL480X100%1/2 hp2250 RPM€3,218.14
B87R647-171R-N470X100%---
RFQ
B87R647-101R-N470X100%---
RFQ
B87R647-101-N470X100%--€996.60
B87R740-101-N470X100%--€1,213.08
B87R547-V101-N470X100%--€1,213.08
B87R745-101-N470X100%---
RFQ
B87R655-101-N470X100%---
RFQ
StyleModelVoltageDuty Cycle
A8R1110-201-104912V100%
RFQ
A8R1110-201-104824V100%
RFQ
A8R1110-101-104824V100%
RFQ
GAST -

87R Series Jun Air Rocking Piston Compressors, Basic System

StyleModelTank SizeHpDuty Cycle
A87R-4P1.1 gal.1/2 hp100%
RFQ
B87R-4B1.1 gal.1/2 hp100%
RFQ
C87R-15B4 gal.1/2 hp100%
RFQ
D87R-10BA10 gal.1/2 hp100%
RFQ
THOMAS PUMPS -

WOB-L Piston Pumps/Compressors

StyleModelVoltageFree Air Flow RateInlet SizeMax. VacuumOverall LengthNumber Of CylindersPhaseHpPrice
A2688VE44----9 5/8"211/3 hp€789.02
B405ADC38/1212V DC0.27 CFM1/8"-7 1/2"1Single1/10 hp€702.76
C617CA22115V AC0.13 CFM1/4"25.6 in. hg8"111/8 hp€618.00
D688CE44115V AC1.6 CFM1/4"27.6 in. hg8"111/3 hp€646.63
C617CA32115V AC1.22 CFM1/4"26.8 in. hg13"111/8 hp€569.61
E2688CE44115V AC3.15 CFM1/4"27.6 in. hg9 5/8"211/3 hp€750.48
GAST -

5L Series Piston Compressors

StyleModelVoltageDuty CyclePrice
A5LCA-10-M530X-100%€2,197.80
RFQ
B5LCF-10-M551X100-110/220-240/115/208-230V100%-
RFQ
GAST -

OF302 Series Jun Air Rocking Piston Compressors, Basic System

StyleModelTank SizeHpDuty Cycle
AOF302-4B1.1 gal.3/5 hp100%
RFQ
BOF302-25B6.6 gal.3/5 hp100%
RFQ
BOF302-25BQ26.6 gal.3/5 hp100%
RFQ
GAST -

OF301 Series Jun Air Rocking Piston Compressors

StyleModelHpDuty CycleTank Size
AOF301-4B0.33 hp100%1.1 gal.
RFQ
BOF301-4M0.33 hp100%1.1 gal.
RFQ
GAST -

OF1202 Series Jun Air Rocking Piston Compressors, Basic System

StyleModelHpDuty CycleTank Size
AOF1202-40BQ32 hp100%10.6 gal.
RFQ
BOF1202-40MD32 hp100%10.6 gal.
RFQ
BOF1202-40MQ32 hp100%10.6 gal.
RFQ
GAST -

8LDF Series Piston Compressors

StyleModelVoltageHpDuty CycleTank SizePrice
A8LDF-11TA-M850X-2 hp100%30 gal.-
RFQ
B8LDF-46S-M850X110/220/115/230V2 hp100%--
RFQ
GAST -

7H Series Piston Compressors

StyleModelVoltageDuty CycleHp
A7HDD-16-M750X-100%-
RFQ
B7HDE-10-M850X110-220-240/115-208-230V100%2 hp
RFQ
StyleModelDuty CycleMax. Speed
A71R642-P163D-N570X100%-
RFQ
A71R650-P158A-N570X100%-
RFQ
A71R555-P317-D402X100%1725 RPM
RFQ
A71R650-P158-N570X100%1725 RPM
RFQ
A71R655-P112-D304X100%-
RFQ
A71R647-P112U-N570X100%-
RFQ
A71R545-P315B-N570X100%-
RFQ
A71R555-P322-N570X100%-
RFQ
StyleModelDuty CycleTank SizePrice
A6LCF-46T-M616NEX100%30 gal.€4,539.47
A6LCF-11T-M616NEX100%30 gal.-
RFQ
GAST -

5H Series Piston Compressors

StyleModelVoltageDuty CyclePrice
A5HCE-80-M551X-100%-
RFQ
B5HCD-108-M550NGX-100%€2,963.40
RFQ
A5HCD-10-M530X-100%€2,263.80
RFQ
A5HCE-38-M553380-415V100%-
RFQ
GAST -

LOA Series Miniature Rocking Pistons

StyleModelPower OutputVoltageMax. VacuumFree Air Flow RateOverall WidthOverall LengthThermal ProtectionMotor TypePrice
ALOA-101-JR1/10 hp11-15V27.5 in. hg0.66 CFM4 7/25"9.13"NoBrushed DC€976.93
BLOA-101-HB31/500 hp110/115V26 in. hg0.66/0.8 CFM5.71"7.98"YesCapacitor Start€1,136.20
GAST -

3L Series Piston Compressors

StyleModelVoltageDuty CyclePrice
A3LBA-10-M300AX115V100%€1,477.07
B3LBD-29-M303X220V100%€2,263.80
RFQ

Piston Air Compressor/Vacuum Pump

Piston air compressors or vacuum pumps are designed to provide compressed air as an energy source or transmit natural gas. Raptor Supplies offers a wide range of these compressors from brands like Welch, Gast and Thomas Pumps. They utilise a crankshaft-driven cylinder & piston to compress the air at high pressures and deliver torque up to 2 HP. These compressors are available in electric, shaded pole, capacitor start, open, permanent magnet and PMDC motor variants for prolonged life, having an oil-less or a rocking piston vacuum pump design.

Working Mechanism

  • Piston air compressor / vacuum pumps operations are based on the reciprocating piston within a cylinder principle.
  • The piston is linked to a crankshaft powered by an electric motor.
  • When the motor starts, the crankshaft begins to rotate, causing the piston within the cylinder to move back and forth.
  • The piston compresses the air in the cylinder as it moves towards the cylinder head. After that, the compressed air is stored in a pressure tank or reservoir.
  • When the piston moves away from the cylinder head, a vacuum is created in the cylinder to draw in the ambient air.

Frequently Asked Questions

Does temperature affect a piston air compressor / vacuum pump?

  • For air compressors, high temperatures can lead to a decrease in the compressor's efficiency and an increase in the risk of overheating.
  • For vacuum pumps, the main concern is low temperature which can lead to condensation and icing in the pump, this can cause damage to the internal parts of the pump and reduce its performance.