Top 20 Best Selling HVAC Controls Heating & Cooling (2019)




Detailed Product Description Measure range:-50~+99°C Mounting size:71*29mm Auto switch between refrigerating and heating Retrun difference value All-purpose Temperature Controller STC-1000: Features: Switch the modes between cool and heat; Control ... more info

Part of the Quirky + GE collection of smart products, Aros is an app-enabled air conditioning unit that reacts to its surroundings to save you Time, Energy & Money ... more info


Solid state relay is widely applied to the areas of computer peripheral interface device, electric stove heating thermostatic devices, CNC machinery, remote control system, industrial automatic equipment, traffic light, signal light, stage lighting contro ... more info


Suncourt HC500 Flush Mount Register Booster - WhiteSuncourt's Flush Fit Register Booster increases airflow to under performing registers improving comfort to rooms that are too hot or too cold. The Flush Fit Register Booster's quiet 3-speed, dual fans pul ... more info



For sale is a 40A Solid State Relay (SSR). It's good for heater, oven, or other appliance up to 3500Watt power consumption. Ideal for PID temperature controller. Specification Input: 3V-32V DC Control: 24V~380V AC Current: 40A Note: A heatsink must be ... more info

DESCRIPTION: Normal close switch, magnetic solenoid water valve Can be installed at any angle, but it is a good choice when the horizontal tube keep upward. Used to control automatically the liquid and gas in the pipeline Model: 2W-025-08 Working Mediu ... more info



Detailed Product Description Measure range:-50~+99°C Mounting size:71*29mm Auto switch between refrigerating and heating Retrun difference value All-purpose Temperature Controller STC-1000: Features: Switch the modes between cool and heat; Control ... more info

The 5-2-1 Compressor Saver Starting up is the hardest time in the life of any type of electrical equipment. Ever notice that light bulbs almost always burn out when you first turn them on and not while they are on? This is due to the huge current that rus ... more info



Starting up is the hardest time in the life of any type of electrical equipment. Ever notice that light bulbs almost always burn out when you first turn them on and not while they are on? This is due to the huge current that rushes in when a switch is thr ... more info


This is a brand new insulated line set for split-system AC or heat pump systems. It includes 3/8 liquid tubing, 3/4 suction tubing and measures 25' in length. Make sure to take advantage of this super low prce. ... more info


Specification and Size: 1.Front panel size75(L)×34.5(W)mm; 2.Mounting size:71(L)×29(W)mm; 3.Product size75(L)×34.5(W)×85(D)mm; 4.sensor length2minclude the probe. 5.Measure range: -50°+99°C 6.Mounting size: 71*29mm 7.Auto switch between refrigerating ... more info

This is a bid for a dual display universal digital programmable temperature controller that supports many type of thermocouple sensor. It can be powered by 80-265V AC/DC or 12-30V AC/DC, Comsumption5VA. DIN 1/16.3 build-in Auto-Tuning Time proportion PID ... more info




3 build-in Auto-Tuning Time proportion PID Algorithms to choose for different applications or environments to be controlled. (for variety of industries or home projects heating or cooling applications.) Specifications: Display: Dual display for Fahrenhe ... more info

Starting up is the hardest time in the life of any type of electrical equipment. Ever notice that light bulbs almost always burn out when you first turn them on and not while they are on? This is due to the huge current that rushes in when a switch is thr ... more info


Beckett 51771U Electronic Oil Igniter for Beckett A, AF, AFG Features: Ambient Operating Temperature: •-20 degrees to 150 degrees F Storage Temperature: •-40 degrees to 150 degrees F •20 kV peak rating guarantees quick and efficient ignition. •Sma ... more info


This is a brand new insulated line set for split-system AC systems. It includes 3/8 liquid tubing, 7/8 suction tubing and measures 50' in length. Make sure to take advantage of this super low prce. ... more info



Specifications Display: Dual display for Fahrenheit(F) and Celsius(C) Range: -1999 to 9999 (depends on the input signal) Main output: Relay,Normal open, AC 250V/3A DC 30V/3A COS¦Õ =1 PID cooling/heating control( can choose normal alarm output by softw ... more info

This contactor is the direct replacement for many York, Luxaire, Coleman, Coleman-Evcon, Fraser/Johnson, and Air Pro air conditoners and heat pumps made by Unitary Products Group. This contactor will replace all single pole models rated 30 Amps and below ... more info



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