Thomas Division
Sheboygan, WI 53081

Pressure/Vacuum Pump combines long life, high efficiency.
Featuring WOB-L-® Piston design, Model 2250 is constructed with magnesium components that limit pump weight to 2.5 lb. For stepless control of air flow according to application need, 24 V brushless DC motor supports variable-speed operation from 1,000-3,000 rpm. Optional closed loop controller allows motor speed to be maintained at pre-set, constant RPM regardless of load or voltage...
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Brushless DC Pump features variable output in compact design.
Measuring 4.25 x 4.63 x 3.02 in. and weighing 2.5 lb, 260 Series brushless DC WOB-L-® air compressor and vacuum pump is suited for medical and other applications that require small, lightweight pump. Unit has 1,000-3,000 rpm variable output, while maximum flow is 1.5 cfm at high speed, maximum pressure is 30 psig, and maximum vacuum is 22 in. Hg. It utilizes brushless DC motor, enclosed...
Read More »Rolling Diaphragm Pump provides pulsation-free air flow.
Gas-tight, oil-less Model 1101 utilizes rolling diaphragm design, which combines rotary and diaphragm pump features. Measuring 2.75 in. long x 1 in. dia, miniature compressor offers max flow rate of 3.2 lpm and max pressure of 7.3 psi. Offered in 5.5 and 12 Vdc versions, pump has motor enclosure and built-in resonator that limit noise level to 45 dBA. Unit incorporates EPDM diaphragms and valves...
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Miniature Diaphragm Pump has twin-head design.
Measuring 3.41 in. x 1.16 in. x 2.96 in., oil-less Model 1420 is offered in 12 and 24 Vdc versions and incorporates EPDM diaphragms and valves. Heads can be channeled in parallel or series to meet application flow and pressure/vacuum requirements, with rated flow of 6.0-11.0 Lpm or up to 5.5 Lpm respectively. Pump, used in medical, automotive, and business equipment, weighs .485 lb and has 14.5...
Read More »Miniature Pump incorporates oval-shaped diaphragm.
Measuring 2.1 x 0.7 x 1.2 in., oil-less Model 4002 is rated for maximum flow of 0.07 cfm and maximum vacuum of 17.8 in. Hg. Unit is powered by 7 Vdc motor and incorporates EPDM diaphragm and valves. Applications include gas detectors, air sampling, particle counters, and eye-surgery equipment.
Read More »Vacuum Pumps tolerate moderately aggressive media.
Double-diaphragm Series 2207 features oil-less design with permanently lubricated bearings and stainless steel valves. Aluminum components are dichromate conversion treated. Permanent split capacitor motors are available for worldwide power sources. With flows up to 2.57 cfm and maximum rated vacuum of 21 in. hg, smooth operating pumps are suited for vacuum hold-down devices, sawdust extraction,...
Read More »Piston Pumps are suited for heavy-duty applications.
Offered with continuous-duty, single- or 3-phase motors from -¼--¾ hp, GH Series articulating piston compressors and vacuum pumps feature oil-less design with permanently lubricated and sealed bearings, cast iron cylinders, and stainless steel valves. Pressure models include check and safety relief valves as well as inlet filters, while vacuum models include exhaust mufflers. Pumps deliver air...
Read More »Rotary Lobe Blower is 6 in. long and weighs 1.75 lb.
Utilizing assembly process that minimizes leak paths within blower chamber, compact RL Series blower delivers air flow up to 2 cfm, pressure to 2 psi, and vacuum to 4 in. hg. It can be mounted either vertically or horizontally, and is equipped with standard 3/8 in. OD hose barbs and 6 in. wiring harness. With 12 V brushless dc motor and permanently lubricated timing gears, blower is for suited...
Read More »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...
Read More »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...
Read More »New Thomas Hong Kong Office Opened in July 2014
Gardner Denver Thomas recently announced the relocation of its Hong Kong office on July 8, 2014. Located near the centre of Shatin, North East of Kowloon, the new office is only 40 minutes away from airport via express train. The new office is also excellently located for excess to the main subway and railway system taking less than an hour to get to the centre of Hong Kong. When stepping into...
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Pressure/Vacuum Pump combines long life, high efficiency.
Featuring WOB-L-® Piston design, Model 2250 is constructed with magnesium components that limit pump weight to 2.5 lb. For stepless control of air flow according to application need, 24 V brushless DC motor supports variable-speed operation from 1,000-3,000 rpm. Optional closed loop controller allows motor speed to be maintained at pre-set, constant RPM regardless of load or voltage...
Read More »
Brushless DC Pump features variable output in compact design.
Measuring 4.25 x 4.63 x 3.02 in. and weighing 2.5 lb, 260 Series brushless DC WOB-L-® air compressor and vacuum pump is suited for medical and other applications that require small, lightweight pump. Unit has 1,000-3,000 rpm variable output, while maximum flow is 1.5 cfm at high speed, maximum pressure is 30 psig, and maximum vacuum is 22 in. Hg. It utilizes brushless DC motor, enclosed...
Read More »Thomas Products Launches New Web Site at gd-thomas.com
Thomas Products, a Gardner Denver company, has launched a new Web site, gd-thomas.com for its line of OEM compressors and vacuum pumps. The site features expanded product and application information, detailed specifications and performance data on thousands of standard pumps and compressors, including WOB-L-® piston, articulated piston, diaphragm, linear, rotary vane and peristaltic...
Read More »Rolling Diaphragm Pump provides pulsation-free air flow.
Gas-tight, oil-less Model 1101 utilizes rolling diaphragm design, which combines rotary and diaphragm pump features. Measuring 2.75 in. long x 1 in. dia, miniature compressor offers max flow rate of 3.2 lpm and max pressure of 7.3 psi. Offered in 5.5 and 12 Vdc versions, pump has motor enclosure and built-in resonator that limit noise level to 45 dBA. Unit incorporates EPDM diaphragms and valves...
Read More »
Miniature Diaphragm Pump has twin-head design.
Measuring 3.41 in. x 1.16 in. x 2.96 in., oil-less Model 1420 is offered in 12 and 24 Vdc versions and incorporates EPDM diaphragms and valves. Heads can be channeled in parallel or series to meet application flow and pressure/vacuum requirements, with rated flow of 6.0-11.0 Lpm or up to 5.5 Lpm respectively. Pump, used in medical, automotive, and business equipment, weighs .485 lb and has 14.5...
Read More »Miniature Pump incorporates oval-shaped diaphragm.
Measuring 2.1 x 0.7 x 1.2 in., oil-less Model 4002 is rated for maximum flow of 0.07 cfm and maximum vacuum of 17.8 in. Hg. Unit is powered by 7 Vdc motor and incorporates EPDM diaphragm and valves. Applications include gas detectors, air sampling, particle counters, and eye-surgery equipment.
Read More »Vacuum Pumps tolerate moderately aggressive media.
Double-diaphragm Series 2207 features oil-less design with permanently lubricated bearings and stainless steel valves. Aluminum components are dichromate conversion treated. Permanent split capacitor motors are available for worldwide power sources. With flows up to 2.57 cfm and maximum rated vacuum of 21 in. hg, smooth operating pumps are suited for vacuum hold-down devices, sawdust extraction,...
Read More »Piston Pumps are suited for heavy-duty applications.
Offered with continuous-duty, single- or 3-phase motors from -¼--¾ hp, GH Series articulating piston compressors and vacuum pumps feature oil-less design with permanently lubricated and sealed bearings, cast iron cylinders, and stainless steel valves. Pressure models include check and safety relief valves as well as inlet filters, while vacuum models include exhaust mufflers. Pumps deliver air...
Read More »Rotary Lobe Blower is 6 in. long and weighs 1.75 lb.
Utilizing assembly process that minimizes leak paths within blower chamber, compact RL Series blower delivers air flow up to 2 cfm, pressure to 2 psi, and vacuum to 4 in. hg. It can be mounted either vertically or horizontally, and is equipped with standard 3/8 in. OD hose barbs and 6 in. wiring harness. With 12 V brushless dc motor and permanently lubricated timing gears, blower is for suited...
Read More »