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  Fluid & Dry Bulk Handling Equipment & Accessories for Tank Trucks | Trailers | Field & Fixed

Stac Thermaflow Model SS934 Hydraulic Cooler

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Stac Thermaflow Model SS934 Hydraulic Cooler

STAC Thermaflow Model SS934 Series

Mobile Hydraulic Driven Cooling Systems sells the Stac Thermaflow brand of mobile hydraulic cooling systems, a high quality competitor and substitute product for the Gardner Denver MH series of hydraulic coolers.

Thermaflow series hydraulic coolers feature stainless steel construction, electric and fan motors, optional directional control valves and spin-on filters.

The  Thermaflow SS934 systems are designed to high quality and performance standards, all while taking up very little rail space at 9.25 inches wide.  These systems can be used in conjunction with:

  • Food grade applications (food oils, corn syrups, etc)
  • Chemical applications (detergents, acids, alkaline)
  • Compressed Gas applications (liquid nitrogen, liquid oxygen)
  • Crude Oil
  • Vacuum Pumps
  • Combo Drives

Thermaflow SS934 Components

The pre-engineered, highly efficient, SS934 hydraulic oil cooling package includes an oil reservoir, cooler, return line filter and either a system relief valve or directional control valve.


  • 9 1/4″ Wide
  • Increased Efficiency
  • Larger Reservoir Size

  • Lighter Weight
  • No-Drill Mounting Option

  • Hydraulic Fan
  • Electric Fan

  • Directional Valve
  • Frame mounting or behind the cab mounting with bracket kit

Stac Thermaflow 934 Brochure – RV and CV

Model Options

Fan Options: Hydraulic or Electric Fan.

Electric fans are a proven system for controlled cooling.  Hydraulic fans offer cooling without the need for electrical controls.

Valve Options: Relief or Directional Control.

The standard relief valve offers pressure protection, while a directional control valve allows for easy rotation changes or drive selection.


  • Max Flow Rate: 30 GPM
  • Max Pressure: 5000 PSI
  • Reservoir: 4 Gallons
  • Weight (dry): 62 LBS (BK934E)
  • Dimensions: 9.25″ W x 20″ H x 22″ L
  • Suction: 1 1/2″ NPT (Male)
  • Pressure: #12 JIC (Male)
  • Return: #12 JIC (Male)

Please call 832-639-0440 for more information or use the Contact Us form to email

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