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Product Categories
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- Controls and Electrical
- Thermostat
- Commercial Building
- Defrost Termination-Freeze Protection-Fan Switches
- Detector
- Electrical Devices and Accessories
- Flow Switch-Current Sensors
- Heating
- Humidity
- Motor Drives
- Pneumatic
- Pressure
- Supermarket Controls and Parts
- Temperature
- Timer
- Water Regulating Valve
- Zone Control and Wireless
- Float Switch
- Security Camera
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New & Featured
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With the recent software transition, online order status updates will not be active.
We hope to have this feature back up some time soon.
Made in USA
JB 12CFM PLATINUM BEAST VACUUM PUMP
New FocusPRO Thermostat
H/W FOCUSPRO P200 THERMOSTAT PROG 1H 1C
Keep Your Truck Stocked
Condenser coil cleaner, Kleen Foam, 1 gal.
AWEF Regulations
Learn more about the US Department of Energy's new regulations on energy reductions for commercial walk-in coolers and freezers, and how they may impact your business.
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Technical Support
A quick consult with a United employee at any one of our branches can get you back on the job with complete equipment specifications and all components for any project. All in one stop.
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R-22 Information Center
The production and importation of R-22 ended as of January 1, 2020 but the use of existing inventories and reclaimed refrigerant is still allowed. Click here to learn more about your options.
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Refrigerant Regulatory Updates
