GAST Piston Air Compressor/Vacuum Pump

Gast 1/4 and 3/8 NPT air compressors / vacuum pumps are suitable for natural gas pipelines. They feature a thermally protected, shaded-pole motor for preventing accidents caused by overheating and have aluminium cylinders & heads for quick heat transfer. These pumps are equipped with sandwich valves to restrict foreign particles from lodging on valve seats.

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Gast vacuum pumps produce air pressure or vacuum using a reciprocating piston. They operate continuously without oil and are employed in industrial applications like aeration, beverage dispensing and packaging.

GAST -

Rocking Piston Air Compressors, 1/4 Inch NPT Inlet

Gast rocking piston air compressors / vacuum pumps deliver pressurised air while dampening the sound generated using airflow in industrial machinery, automotive and manufacturing applications. These Gast vacuum pumps have aluminium cylinders with stainless steel valves for corrosion resistance & durability. They feature rocking piston design to provide consistent flow throughout the service life and oil-less permanent lubrication to provide smooth and quiet operation. These Gast compressors feature 50 / 60Hz dual voltage motors for use with different current inputs. They have automatic thermal protection to break the circuit & prevent the burning of the vacuum pump / air compressors. Choose from a wide range of these air compressors, available in pressure ratings of 30, 100 and 125 psi.

StyleModelFull Load AmpsHPOverall LengthVoltagePrice (inc. GST)
A87R135-101-N270X2.6/1.41/47.75"100/120, 200/240A$ 1344.09
B87R642-101R-N470X5.7/2.81/29.625"115/120, 230/240A$ 1618.30
B87R645-101-N470X6.0/3.01/29.625"115/120, 230/240A$ 1621.11
GAST -

Piston Air Compressor/Vacuum Pump

StyleModelOverall WidthFull Load AmpsHPPhaseVoltageInlet SizeMotor TypeOutlet SizePrice (inc. GST)
A1LAA-251-M100X5.625"4.31/61115 VAC1/4" NPTSplit Phase1/4" NPTA$ 1542.13
B4LCB-251-M450X12"12/61/21115/230 VAC1/4" NPTCapacitor Start1/4" NPTA$ 2525.36
C5LCA-251-M550NGX12.25"16/83/41115/230 VAC1/4" NPTCapacitor Start1/4" NPTA$ 2703.43
D8HDM-251-M85312.38"6.6/3.323230/460 VAC3/8" NPTODP3/8" NPTA$ 5509.20
GAST -

Piston Air Compressors

Gast piston air compressors are positive displacement compressors which employs a crankshaft-driven piston and cylinder to compress the air. These vacuum pumps feature aluminium cylinders and heads having thermally protected, shaded-pole motors with superior torque start windings. Choose from a wide range of these piston air compressors, available in electric, shaded pole, capacitor start and open motor types.

StyleModelOverall HeightDesignFull Load AmpsOverall LengthOverall WidthRPMTemp. RangeThermal ProtectionPrice (inc. GST)
A5HCD-10-M553--------A$ 3811.74
B6LCF-46S-M616NEX--------A$ 4600.35
C2HAH-19C-M322A--------A$ 3106.40
D3HBB-19-M322A--------A$ 3526.64
A4HCC-10-M450X--------A$ 2805.59
E4LCB-21-M450X--------A$ 3810.93
F5HCD-10-M550NGX--------A$ 3810.82
E5LCA-22-M550NGX--------A$ 3953.51
B5LCA-46S-M550GX--------A$ 4196.48
G5LCA-10-M550NGX--------A$ 2986.68
E6LCF-13-M616NEX--------A$ 4624.00
H3LBA-32-M300AX--------A$ 3388.00
I6HCA-10-M616NEX--------A$ 4066.83
J7LDE-16-M750X--------A$ 7223.00
K7HDD-10-M750X--------A$ 5767.92
L8HDM-10-M853--------A$ 6752.61
K7HDD-10-M853--------A$ 6558.71
M1VAF-10-M100X--------A$ 1832.82
I5HCE-10-M551X--------A$ 4186.23
A3HBB-10-M300AX--------A$ 2618.33
D3HBB-19-M323A--------A$ 3853.26
C2HAH-10-M200X--------A$ 1773.38
N120R689-P101-N800NX--------A$ 6589.00
RFQ
O1LAA-46S-M100GX--------A$ 2796.38
P1LAA-32-M100X--------A$ 3029.33
StyleModelPrice (inc. GST)
A86R123-101-N170XA$ 1450.20
RFQ
A86R142-P001B-N270XA$ 1639.90
RFQ
GAST -

Compressor, 0.25 hp, 1 Phase, 115V AC, 50 psi Max Continuous Pressure, 2.1 cfm

ModelItemPrice (inc. GST)
2LAF-10-M200XCN2TLYA$ 2442.26

Features

  • Gast vacuum pumps feature a thermally protected, shaded-pole motor for preventing accidents caused by overheating and have aluminium cylinders & heads for quick heat transfer.
  • These pumps are equipped with sandwich valves to restrict foreign particles from lodging on valve seats.
  • They utilise a crankshaft-driven cylinder & piston to compress the air at high pressures and deliver torque up to 2 HP.
  • These pumps employ positive displacement in which the pistons operate in small, indistinct bursts to increase or decrease the space that contains the air, causing the air to move through a one-way valve.
  • Gast rocking piston air compressors feature rocking piston design to provide consistent flow throughout the service life and oil-less permanent lubrication to offer smooth and quiet operation.

Working Mechanism

  • These type of pumps produce vacuum and compression through the movement of the piston sealed against a cylinder.
  • The piston is attached to the crankshaft via a connecting rod.
  • As the crankshaft rotates, the piston is pushed back-and-forth within the cylinder.

Standards and Approvals

  • CE Approved

Frequently Asked Questions

What are the different types of vacuum pumps?

There are many types of vacuum pumps, such as rotary vane, diaphragm, liquid ring, scroll and turbomolecular vacuum pumps.

What is a reciprocating air compressor?

Reciprocating air compressors (also known as Piston air compressors) are positive-displacement compressors that employ a crankshaft-driven piston and cylinder to compress the air. Successive volumes of air are confined within a sealed space.

What is the difference between a piston and a rotary compressor?

A piston air compressor is oil-cooled, which results in the discharge of oil residue when the compressed air is discharged. Whereas rotary air compressors are usually equipped with two interlocking helical rotors fit with a little gap between them and soaked in an oil bath inside a housing.

What are compressor pistons constructed of?

Piston Compressors are usually constructed of one of these two materials - cast iron or aluminium.

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