Thomas Division

Fluid & Gas Flow Equipment

Pump covers wide range of pressure/vacuum applications.

Series 1207 WOB-L-® Piston pump features oil-less, non-lube piston and cylinder for long life and clean air flow. Features include permanently lubricated bearings, SS valves, hardcoated aluminum cylinder, and PFTE piston seals. Pumps, powered by capacitor start ac motors, deliver flow up to 4.3 cfm, pressure to 125 psi, and vacuum to 28 in. hg. Applications include packaging equipment, plasma...

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Fluid & Gas Flow Equipment

Rotary Pump offers life expectancy of more than 1,000 hr.

Miniature Model FLG 12/01-LC utilizes rotary vane technology, which provides pulse-less, reversible flow. Unit includes 12 V permanent magnet DC motor capable of operating at 4-15 Vdc. Polyoxymethylene vanes, NBR seals, and injection molded liquid crystal polymer housing combine for corrosion-resistant package. Max fluid flow is 0.34 gpm and max pressure is 10.2 psi with max dry suction height of...

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Fluid & Gas Flow Equipment

Miniature Diaphragm Pumps provide maintenance-free life.

Series 3013 consists of 6 models with maximum air flow of 1.3 ml/min, maximum pressure of 6.5 psi, and maximum vacuum of 11.8 in. hg. Units offer quiet operation and ability to restart under pressure or vacuum. Either permanent magnet or brushless dc motors are offered in 3.0, 4.5, or 12.0 V ratings. Polycarbonate pump head as well as EPDM diaphragm and seals are engineered for corrosion...

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Fluid & Gas Flow Equipment

Air Flow Pump suits stationary and mobile applications.

Series 6000 Linear Pump incorporates low-voltage dc motor that makes it suitable for medical, environmental, laboratory, office machine, and other stationary and mobile applications. Pump provides up to 1.5 cfm air flow as standard. Maximum pressure is rated at 4.0 psi continuous or 4.7 psi intermittent. Maximum vacuum rating is 8 in. Hg. Intake heads, constructed of high density sound-absorbing...

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Fluid & Gas Flow Equipment

Rotary Pumps suit high-flow, pulse-free vacuum applications.

QR Series pumps, constructed with cast iron pump housing, feature permanently lubricated ball bearing motors. Oil-less pump design includes built-in inlet and exhaust filters, die-cast aluminum sound chamber, and external exhaust muffler. Available with single- or 3-phase ac motors, series provides up to 10 psi continuous pressure or 15 psi intermittent. Max rated vacuum is 26.0 in. Hg, and max...

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Fluid & Gas Flow Equipment

Diaphragm Pumps perform low-viscosity liquids dosing.

Miniature SMF 2 Series features EPDM valve and diaphragm materials as well as integrated flow stop function that prevents drain-off when pump is at rest. Self-priming pumps may safely be run dry and offer quiet operation. Rated fluid flow ranges up to 52.5 ml/min, and max pressure is 1.16 psig. Flow per stroke can range from 0.1-0.25 ml. Flow repeatability of 5% or better is achieved through use...

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Fluid & Gas Flow Equipment

Piston Pumps suit medical and HVAC applications.

Constructed of die-cast aluminum, Series 2770 WOB-L-® pumps incorporate stainless steel valves with recessed inlet valve. Cylinder is hard-coated for wear resistance, and all wetted aluminum parts are treated for corrosion protection. Oil-less, non-lube piston and cylinders, combined with air intake filter, prevent air-flow contamination. Design incorporates permanent split capacitor ac motors,...

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Fluid & Gas Flow Equipment

Diaphragm Vacuum Pump is designed for steam autoclaves.

Suited for service in Class B steam autoclaves, Series 2119V features engineered resin and diecast aluminum construction. All wetted aluminum parts are epoxy-coated for corrosion protection. Umbrella valves and diaphragm are constructed of EPDM, which offers resistance to steam and water. Pumps provide up to 27 in. Hg vacuum, and max flow is rated at 0.81 cfm. Thermally protected motors are...

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Fluid & Gas Flow Equipment

Piston Pump suits medical and environmental applications.

Series 668/688 WOB-L-® Piston Pump provides 27.6 Hg of vacuum or 100 psi of pressure with maximum flow rate of 1.6 cfm. Oil-less piston and cylinder plus intake filter provide non-contaminated air flow. Pump incorporates single-phase AC motor with permanent split capacitor design to eliminate need for starting switch. Unit suited for use in oxygen concentrators, blood analyzers, dental carts,...

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Fluid & Gas Flow Equipment

Peristaltic Pumps meet industrial and medical OEM needs.

With moving parts isolated from material flow, SR Series pumps provide maintenance-free transport of corrosive, abrasive, and sterile solutions. They are available in flow capacities from 0.25 ml/min to 2.9 l/min and feature compact design, dry-running capability, and inherent check valve action at rest. Design variations include 3-roller designs and self-adjusting, spring-loaded 2-roller...

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