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Commercial HVAC for Buildings

Source Commercial HVAC for Buildings worldwide — 8,515 parts in stock from 12 brands. Browse thermostats, controls, fans & more at 3G Electric.

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This knob is designed for manual adjustment of valves, dampers, and other mechanical components in HVACR equipment. It provides precise control for setting adjustments in heating, ventilation, air conditioning, and refrigeration systems.

Dayton

Dayton Knob, Adjustable Screw, Part # VE750ASG

BrandDayton

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Replacement air line for HVACR systems, used to deliver compressed air in heating, ventilation, air conditioning, and refrigeration equipment. Suitable for industrial and commercial applications requiring proper airflow and system efficiency.

HEAT WAGON

HEAT WAGON M29652-04 Air Line

BrandHEAT WAGON

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This wall-mount air conditioner provides cooling and heating for electrical enclosures in harsh environments. It operates on 460V and is designed for corrosion-resistant and washdown applications, suitable for areas requiring frequent cleaning or exposure to moisture and corrosive substances.

HOFFMAN

HOFFMAN G280446G051 Wall-Mount Air Conditioner

BrandHOFFMAN

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Square analog thermostat for heat and cool applications, operating on 24V AC. Features manual changeover with system settings Cool-Heat-Off, exposed dial control, and fan settings Auto-On-Circulate. Temperature control range 50° to 90°F with 1°F differential. Terminal designations include Y, B/G/O/RC/RH/W. Mounts vertically.

PRO1 IAQ

PRO1 IAQ T501M Analog Thermostat, 24V AC, Heat/Cool, Manual Changeover

BrandPRO1 IAQ

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Temperature switch for HVACR systems, used to control temperature-based operations such as defrost cycles or fan control. Suitable for commercial refrigeration, air conditioning, and heat pump applications requiring precise temperature regulation. Sold in a 5-pack.

Supco

Supco STC4333 Temperature Switch, 5-Pack

BrandSupco

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Ignition control for gas-fired heating equipment. Manages the ignition sequence to support burner operation. Used as a replacement component in unit heaters and duct furnaces.

REZNOR

REZNOR Ignition Control, Mfr Part # 257472

BrandREZNOR

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This manual burner valve is a replacement component for HVACR systems, designed to regulate fuel flow to burners. It is compatible with manufacturer part number 173B and is used in applications such as commercial heating equipment, boilers, and industrial furnaces requiring manual gas or oil flow control.

L.B. WHITE

L.B. WHITE Manual Burner Valve 570963

BrandL.B. WHITE

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Replacement blower scroll vent for HVACR fan systems. Directs airflow within the blower assembly of heating and cooling units. Compatible with manufacturer part number D1EG090N13025EC.

YORK

YORK S1-063-90041-000 Blower Scroll Vent

BrandYORK

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This 24-inch diameter, 3-blade aluminum fan blade features a 22° pitch. It is used as a replacement propeller in HVAC and refrigeration condenser units, air-cooled condensers, and industrial ventilation systems.

REVCOR

REVCOR T2403-22 R 24 in. 3-Blade Aluminum Condenser Fan Blade, 22° Pitch

BrandREVCOR

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This capillary fitting assembly is designed for direct mounting to a thermowell in HVAC systems. It features a malleable connection material and is used to secure capillary tubing for accurate temperature sensing. No shank material is included.

JOHNSON CONTROLS

JOHNSON CONTROLS Capillary Fitting Assembly for Direct Mount Thermowell

BrandJOHNSON CONTROLS

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