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Under $20 HVAC Controls

Shop the best prices on 11,178 great value under $20 hvac controls. Shopping for hvac controls is easy with Fruugo, with SALE discounts, offers and savings on Ydcy, Lichifit, Winomo and more. Buy hvac controls online safely with Fruugo, with secure payment and fast shipping to Singapore.

ThermostatsHumidistatsControl Panels
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1 - 32 of 3,200
For AirMini Hose Connector For CPAP Tube CPAP Hose Port
$9.95 Save $6.00 RRP: $15.95
Lcd Display For Netatmo Smart Thermostat V2 Nth01 For Netatmo N3a-thm02 Screen
$8.95 Save $4.00 RRP: $12.95
Tuya WiFi Temperature Sensor 2.4G WiFi Temperature Sensor Smart with Temperatur
$10.95 Save $6.00 RRP: $16.95
230V Electric Thermal Actuator NC AC Floor Heating Valve for Underfloor Heating Thermostat
$16.95 Save $26.00 RRP: $42.95
Smart Device Wireless Control Panel Interface
$11.95 Save $16.00 RRP: $27.95
Room Thermostat, Universal Standard Room Thermostat, Mechanical Room Thermostat, Energy Saving Mechanical Temperature Control [xh]
$4.95 Save $20.00 RRP: $24.95
Thermostat Cover, Universal Thermostat Lock Box With Lock, Clear Large Thermostat Guard For Thermostat On Wall,thermostat Panel Lock Guard For Home
$16.95
24 Volts Thermal Actuator for Precise Heating Control Radiant Floor Heating NEW
$20.95 Save $38.05 RRP: $59.00
Digital Thermostat Programmable Gas Boiler Heating Temperature Regulator Intelligent Thermostat Room Temperature Controller Energy Saving
$7.95 Save $2.00 RRP: $9.95
Thermostat Lock Box Universal Thermostat Cover with Lock Box Guard with Key for Thermostat on Wall Home
$14.95 Save $6.00 RRP: $20.95
Bimetallic Heating Thermostat Kdt-200 90 Celsius Temperature Switch Ac 250v 16a 25-26
$11.95 Save $11.00 RRP: $22.95
Electric Heating Thermostat 0-99 () 16000 (mA) Touch LCD Screen Floor Heating Thermostat Controller 16A Electric Heating Film Heating Cable
$15.95 Save $18.00 RRP: $33.95
Thermostat Cover, Universal Thermostat Lock Box With Lock, Clear Large Thermostat Guard For Thermostat On Wall,thermostat Panel Lock Guard For Home, B
$9.95 Save $30.00 RRP: $39.95
MK05 Room Thermostat Floor Heating Room Thermostat 220V 16A Temperature Controller for Floor Heatin
$15.95 Save $48.05 RRP: $64.00
Electric Underfloor Heating Thermostat Control Switch + Sensor Cable
$14.95 Save $39.05 RRP: $54.00
2W Electric Thermal Actuator Manifold Closed IP54 Waterproof Floor Heating Thermostatic Valve for Heating System Edition 0115
$9.95 Save $36.00 RRP: $45.95
Digital Temperature Controller with Probe, Accuracy Thermostat for Brewing, Fermentation, Seed Germination
$20.95 Save $11.00 RRP: $31.95
Replacement Thermostat for Electric Radiator with Temperature Control 16A 250V Multicolor Iron
$17.95 Save $5.00 RRP: $22.95
Humidity Controller Temperature Socket 230 V Switch Thermostat EU Plug Edition 1110
$15.95 Save $32.00 RRP: $47.95
RV Water Heater ECO Thermostat and Thermal Cutoff Assembly Kit for Atwood 91447 93866 Models
$10.95 Save $10.00 RRP: $20.95
Thermostat Cover, Universal Thermostat Lock Box With Lock, Clear Large Thermostat Guard For Thermostat On Wall,thermostat Panel Lock Guard For Home, B
$12.95 Save $12.00 RRP: $24.95
16A 250V Thermostat Switch KSD302 Normal Closed Thermostat Professional Temperature Controller for Home Use
$4.95 Save $4.00 RRP: $8.95
Universal Thermostat Lock Box with Key Thermostat Cover compatible with Thermostat on Wall Fits Thermostats 7X4
$6.95 Save $3.00 RRP: $9.95
Digital / Heating Cooling Thermostat Socket Lcd Temperature Controller, 230v For Greenhouse Farm Temperature Controller/terrarium Thermostat(socket) A
$15.95 Save $10.00 RRP: $25.95
AC 230V Electric Thermal Actuator for Underfloor Heating Thermostat Edition 1210
$13.95 Save $31.00 RRP: $44.95
Digital / Heating Cooling Thermostat Socket Lcd Temperature Controller, 230v For Greenhouse Farm Temperature Controller/terrarium Thermostat(socket) A
$9.95 Save $9.00 RRP: $18.95
HVAC Contactor 40 Amp 2 Pole Silver Contact Copper Coil for Air Conditioner Condenser and Compressor Motor 220V
$13.95 Save $27.00 RRP: $40.95
Etc-974 Mini Temperature Controller Refrigerator Thermostat Regulator Thermoregulator Thermocouple
$11.95 Save $18.00 RRP: $29.95
Manual Electric Floor Heating Thermostat With Ac 220v 16a Probe, Mechanical Floor Heating Thermostat Controller g20252188559-2025
$14.95 Save $25.00 RRP: $39.95
XY-WT04 High Temperature Digital Thermostat K-type Thermocouple High Temperature Controller -99~999 Degrees
$21.95 Save $9.00 RRP: $30.95
2Pcs Car Air Conditioner a / C Temperature Control Panel Switch Button Key Cover for X5 E39 E53 525I Edition 0710
$8.95 Save $25.00 RRP: $33.95
Nitrogen Purge Regulator Tool for HVAC Nitrogen Purge Kit Nitrogen Purge Tool HVAC Nitrogen Flow Regulator
$21.95 Save $47.05 RRP: $69.00