HVAC Sensors | Surplus Network

DiversiTech SOS-1 Condensate Safety Overflow Switch

DiversiTech SOS-1 Condensate Safety...

$12.50 USD

DiversiTech SOS-1 Condensate Safety...

$12.50 USD

Johnson Controls TE-636GM-1 Duct Probe Temperature Sensor 4” 10K Type 2 *NEW*

Johnson Controls TE-636GM-1 Duct...

$12.50 USD

Johnson Controls TE-636GM-1 Duct...

$12.50 USD

Fujitsu 9900965013 THERMISTOR PIPE VALVE

Fujitsu 9900965013 THERMISTOR PIPE VALVE

$60.00 USD

Fujitsu 9900965013 THERMISTOR PIPE VALVE

$60.00 USD

Robinair 16916 CoolTech ID Plus Refrigerant Identifier O2 Sensor for R-1234yf

Robinair 16916 CoolTech ID Plus...

$339.99 USD

Robinair 16916 CoolTech ID Plus...

$339.99 USD

*Sealed* leakSMART Pro 8850600 Sensor 2.0 Wireless & Waterproof Leak Detector

*Sealed* leakSMART Pro 8850600 Sensor...

$48.95 USD

*Sealed* leakSMART Pro 8850600 Sensor...

$48.95 USD

PTC305C9L03 Carrier Thermistor OEM PTC305C9L03

PTC305C9L03 Carrier Thermistor OEM...

$48.95 USD

PTC305C9L03 Carrier Thermistor OEM...

$48.95 USD

Trade Pro By RectorSeal TP-SS2 Low Voltage Overflow Shut-Off Switch

Trade Pro By RectorSeal TP-SS2 Low...

$19.50 USD

Trade Pro By RectorSeal TP-SS2 Low...

$19.50 USD

NEW Honeywell Outdoor Temperature Sensor C7089U1006 FREE SHIPPING

NEW Honeywell Outdoor Temperature...

$12.95 USD

NEW Honeywell Outdoor Temperature...

$12.95 USD

100074382 Lochinvar Water Inlet Filter OEM 100074382

100074382 Lochinvar Water Inlet...

$12.95 USD

100074382 Lochinvar Water Inlet...

$12.95 USD

Mitsubishi remote temperature sensor PAC-SE41TS-E

Mitsubishi remote temperature sensor...

$49.98 USD

Mitsubishi remote temperature sensor...

$49.98 USD

LeakSMART Pro Wi-Fi Sensor Smart Home Sensor Leak Detection

LeakSMART Pro Wi-Fi Sensor Smart Home...

$29.99 USD

LeakSMART Pro Wi-Fi Sensor Smart Home...

$29.99 USD

Honeywell Single Rod Spark Ignitor Sensor Q347A1012 Q347ASD

Honeywell Single Rod Spark Ignitor...

$29.99 USD

Honeywell Single Rod Spark Ignitor...

$29.99 USD

Honeywell C7400S1000 Temp Humidity Sensor SYLKBUS Free Shipping

Honeywell C7400S1000 Temp Humidity...

$29.99 USD

Honeywell C7400S1000 Temp Humidity...

$29.99 USD

Trane WCS-SB Air-Fi-X13790956010 Rev G SEN02264 wireless sensor FREE SHIPPING

Trane WCS-SB Air-Fi-X13790956010 Rev...

$29.99 USD

Trane WCS-SB Air-Fi-X13790956010 Rev...

$29.99 USD

Rectorseal 97695 Safe-T Switch SS700E Auxiliary Drain Pan Condensate Shut-of

Rectorseal 97695 Safe-T Switch SS700E...

$20.00 USD

Rectorseal 97695 Safe-T Switch SS700E...

$20.00 USD

Carrier SPP PRO SENSOR LCD DISPY

Carrier SPP PRO SENSOR LCD DISPY

$20.00 USD

Carrier SPP PRO SENSOR LCD DISPY

$20.00 USD

RIELLO CAD PHOTOCELL FLAME SENSOR EYE p/n 20132573 & 3002280 NEW!

RIELLO CAD PHOTOCELL FLAME SENSOR EYE...

$27.95 USD

RIELLO CAD PHOTOCELL FLAME SENSOR EYE...

$27.95 USD

Yellow Jacket 69073 Replacement Sensor for 69070 & 69075 SuperEvac™

Yellow Jacket 69073 Replacement...

$109.20 USD

Yellow Jacket 69073 Replacement...

$109.20 USD

HONEYWELL C7027A 1023 UTRAVIOLET SENSOR MINI PEEPER 1/2

HONEYWELL C7027A 1023 UTRAVIOLET...

$105.00 USD

HONEYWELL C7027A 1023 UTRAVIOLET...

$105.00 USD

Thermistor Assembly EBG61107014

Thermistor Assembly EBG61107014

$25.00 USD

Thermistor Assembly EBG61107014

$25.00 USD

Weiss Instruments Thermowell Temperature Probe Monitor For Duct HVAC (1M)

Weiss Instruments Thermowell...

$25.00 USD

Weiss Instruments Thermowell...

$25.00 USD

Siemens immersion temp sensor 1P 544 577 25 New

Siemens immersion temp sensor 1P 544...

$25.00 USD

Siemens immersion temp sensor 1P 544...

$25.00 USD

NEW BRADFORD WHITE RTD RESISTANCE TEMPERATURE DETECTOR SENSOR HONEYWELL

NEW BRADFORD WHITE RTD RESISTANCE...

$14.95 USD

NEW BRADFORD WHITE RTD RESISTANCE...

$14.95 USD

leakSMART 8850600 Water Leak Control Sensor - White

leakSMART 8850600 Water Leak Control...

$45.00 USD

leakSMART 8850600 Water Leak Control...

$45.00 USD

VAISALA HMD70U NEW HUMIDITY TRANSMITTER HMD70U

VAISALA HMD70U NEW HUMIDITY...

$250.00 USD

VAISALA HMD70U NEW HUMIDITY...

$250.00 USD

SmartZone-4X Control :4 zone controller KIT w/Temp sensor - Universal Replac..

SmartZone-4X Control :4 zone...

$229.00 USD

SmartZone-4X Control :4 zone...

$229.00 USD

Honeywell Home C554A1463 Yellow Cadmium-Sulfide Flame Detector With 60" Leads

Honeywell Home C554A1463 Yellow...

$22.50 USD

Honeywell Home C554A1463 Yellow...

$22.50 USD

HONEYWELL 50001464-001 TEMPERATURE SENSOR PROBE W/LEADS L7224A/C L7248A/C BOILER

HONEYWELL 50001464-001 TEMPERATURE...

$12.00 USD

HONEYWELL 50001464-001 TEMPERATURE...

$12.00 USD

4000 WATT(4KW) - 240V REPLACEMENT HEATER COIL - #DH506 - BR2

4000 WATT(4KW) - 240V REPLACEMENT...

$12.00 USD

4000 WATT(4KW) - 240V REPLACEMENT...

$12.00 USD

Carrier Edge TP-PRH01-A Digital...

$199.99 USD

Carrier Edge TP-PRH01-A Digital...

$199.99 USD

Trane chiller temperature sensor 1pc OEM part SEN02133 X13650726100

Trane chiller temperature sensor 1pc...

$199.99 USD

Trane chiller temperature sensor 1pc...

$199.99 USD

Honeywell R7849A1023 Flame Amplifier

Honeywell R7849A1023 Flame Amplifier

$227.99 USD

Honeywell R7849A1023 Flame Amplifier

$227.99 USD

Fireye 45UV5-1009 UV Self-Check Flame Scanner:

Fireye 45UV5-1009 UV Self-Check Flame...

$575.00 USD

Fireye 45UV5-1009 UV Self-Check Flame...

$575.00 USD

Emerson White Rodgers 790-843A1 Universal Flame Sensor

Emerson White Rodgers 790-843A1...

$22.99 USD

Emerson White Rodgers 790-843A1...

$22.99 USD

Honeywell C7027A1023 Ultraviolet Flame Detector

Honeywell C7027A1023 Ultraviolet...

$166.49 USD

Honeywell C7027A1023 Ultraviolet...

$166.49 USD

Bacharach 0024-0788 Replacement Oxygen Sensor for all PCA Combustion Analyzers

Bacharach 0024-0788 Replacement...

$209.97 USD

Bacharach 0024-0788 Replacement...

$209.97 USD

Liebert Vertiv LT410 Liqui-Tect Point Sensor Leak Detection 24V 50-60Hz New

Liebert Vertiv LT410 Liqui-Tect Point...

$65.00 USD

Liebert Vertiv LT410 Liqui-Tect Point...

$65.00 USD

TRADEPRO TP-SS3 LOW VOLTAGE CONDENSATE OVERFLOW SHUT-OFF SWITCH

TRADEPRO TP-SS3 LOW VOLTAGE...

$11.94 USD

TRADEPRO TP-SS3 LOW VOLTAGE...

$11.94 USD

AquaGuard AG-3180E Micro Pan Sensor New in package

AquaGuard AG-3180E Micro Pan Sensor...

$19.99 USD

AquaGuard AG-3180E Micro Pan Sensor...

$19.99 USD

LG 6323A20003S Air Conditioner Thermistor NTC

LG 6323A20003S Air Conditioner...

$19.99 USD

LG 6323A20003S Air Conditioner...

$19.99 USD

New Honeywell C7735A1000 Discharge Air Temperature Sensor Free Shipping

New Honeywell C7735A1000 Discharge...

$19.99 USD

New Honeywell C7735A1000 Discharge...

$19.99 USD

Brand New Mitsubishi FX3U-32BL 3.0v...

$19.99 USD

Brand New Mitsubishi FX3U-32BL 3.0v...

$19.99 USD

5000 WATT(5KW) - 240V REPLACEMENT HEATER COILS - SET 0F 2 - #17244 - BR2

5000 WATT(5KW) - 240V REPLACEMENT...

$19.99 USD

5000 WATT(5KW) - 240V REPLACEMENT...

$19.99 USD

Honeywell T7770A1006 Temp Sensor NEW!

Honeywell T7770A1006 Temp Sensor NEW!

$19.99 USD

Honeywell T7770A1006 Temp Sensor NEW!

$19.99 USD

Trade Pro Condensate Drain Line Switch TP-CS2 Auxiliary Elbow Switch Pipe

Trade Pro Condensate Drain Line...

$19.99 USD

Trade Pro Condensate Drain Line...

$19.99 USD

New Sentree Residential A/C Monitoring Sensor System ALF-000014-001

New Sentree Residential A/C...

$400.00 USD

New Sentree Residential A/C...

$400.00 USD

Honeywell , C7400A1004, Solid State Enthalpy Sensor, New

Honeywell , C7400A1004, Solid State...

$24.99 USD

Honeywell , C7400A1004, Solid State...

$24.99 USD

New Lennox X2658 LENLN2S Remote Outdoor Temperature Sensor Free Shipping

New Lennox X2658 LENLN2S Remote...

$24.99 USD

New Lennox X2658 LENLN2S Remote...

$24.99 USD

PFS014 Furnace Electrode Flame Sensor for Carrier Bryant LH33WZ511, LH33WZ515

PFS014 Furnace Electrode Flame Sensor...

$7.99 USD

PFS014 Furnace Electrode Flame Sensor...

$7.99 USD

TRANE SEN02039 , OEM , Temperature Sensor,Fast Response sensor

TRANE SEN02039 , OEM , Temperature...

$170.00 USD

TRANE SEN02039 , OEM , Temperature...

$170.00 USD

(6 PACK) Goodman Janitrol Amana Furnace Flame Sensor Sensing Rod 0130F00010

(6 PACK) Goodman Janitrol Amana...

$11.68 USD

(6 PACK) Goodman Janitrol Amana...

$11.68 USD

MAXITROL TS114A DISCHARGE AIR SENSOR 80-130 OEM NEW IN SEALED BAG FAST FREE SHIP

MAXITROL TS114A DISCHARGE AIR SENSOR...

$91.19 USD

MAXITROL TS114A DISCHARGE AIR SENSOR...

$91.19 USD

Lennox 47W36 Averaging Space 20K Zone Sensor 1P47W36 COSNZN01AE2 New In Box!

Lennox 47W36 Averaging Space 20K Zone...

$36.12 USD

Lennox 47W36 Averaging Space 20K Zone...

$36.12 USD

Johnson Controls A99BB-200C Temperature Sensor 6.5ft (2m) Cable -40 to 212°F

Johnson Controls A99BB-200C...

$19.00 USD

Johnson Controls A99BB-200C...

$19.00 USD

HONEYWELL Q209A MANUAL POTENTIOMETER - BR2

HONEYWELL Q209A MANUAL POTENTIOMETER...

$19.00 USD

HONEYWELL Q209A MANUAL POTENTIOMETER...

$19.00 USD

Replacement for Honeywell C7089U1006 Outdoor Temperature Sensor

Replacement for Honeywell C7089U1006...

$11.95 USD

Replacement for Honeywell C7089U1006...

$11.95 USD

Flame Sensor Rod Compatible with Rheem Ruud Weather King Corsaire 62-23543-01

Flame Sensor Rod Compatible with...

$7.50 USD

Flame Sensor Rod Compatible with...

$7.50 USD

New Honeywell C7089U 1006 Outdoor Temperature Sensor for TH8000 Thermostats

New Honeywell C7089U 1006 Outdoor...

$11.99 USD

New Honeywell C7089U 1006 Outdoor...

$11.99 USD

Waste Oil Burner Heater Cad Cell Eye Flame Sensor Lanair Clean Burn Energylogic

Waste Oil Burner Heater Cad Cell Eye...

$24.50 USD

Waste Oil Burner Heater Cad Cell Eye...

$24.50 USD

Johnson Controls Duct Temp Probe TE-632GV-2(1 lot of 10) New

Johnson Controls Duct Temp Probe...

$100.00 USD

Johnson Controls Duct Temp Probe...

$100.00 USD

YORK CHILLER 025-29964-000G TEMPERATURE SENSOR Y005065

YORK CHILLER 025-29964-000G...

$100.00 USD

YORK CHILLER 025-29964-000G...

$100.00 USD

INTELLIZONE2 AST008 (UTEC: 1125-1) OUTDOOR AIR TEMPERATURE SENSOR

INTELLIZONE2 AST008 (UTEC: 1125-1)...

$9.96 USD

INTELLIZONE2 AST008 (UTEC: 1125-1)...

$9.96 USD

Fenwal 27121-0 *NEW* Detect-A-Fire Flame Sensor

Fenwal 27121-0 *NEW* Detect-A-Fire...

$69.85 USD

Fenwal 27121-0 *NEW* Detect-A-Fire...

$69.85 USD

Supco FLS700 New 4" Straight Flame Sensor for Hot Surface Ignition Systems

Supco FLS700 New 4" Straight Flame...

$12.99 USD

Supco FLS700 New 4" Straight Flame...

$12.99 USD

Trane SEN01114 New Nikrothal 80 Flame Sensor

Trane SEN01114 New Nikrothal 80 Flame...

$12.99 USD

Trane SEN01114 New Nikrothal 80 Flame...

$12.99 USD

ONE Compatible With Honeywell C7027A 1049 Flame Detector Sensor C7027A1049 New

ONE Compatible With Honeywell C7027A...

$92.45 USD

ONE Compatible With Honeywell C7027A...

$92.45 USD

Honeywell RM7890A1015 On-Off Primary Burner Control

Honeywell RM7890A1015 On-Off Primary...

$421.14 USD

Honeywell RM7890A1015 On-Off Primary...

$421.14 USD

Carrier Remote Room Sensor Sub 2V781897 1PZONECCORRSSA

Carrier Remote Room Sensor Sub...

$24.95 USD

Carrier Remote Room Sensor Sub...

$24.95 USD

NEW OEM Honeywell Q347A 1004 Ignitor Sensor Single Rod

NEW OEM Honeywell Q347A 1004 Ignitor...

$24.95 USD

NEW OEM Honeywell Q347A 1004 Ignitor...

$24.95 USD

Dwyer Transducer Pressure 0-40" WC...

$99.95 USD

Dwyer Transducer Pressure 0-40" WC...

$99.95 USD

Siemens 544-578 Outside Air Temperature Sensor 1000 OHM Rtd -40 to 240 Deg F New

Siemens 544-578 Outside Air...

$29.95 USD

Siemens 544-578 Outside Air...

$29.95 USD

Trane/Service First X13790901030 Rev M Air-Fi Wireless Communications Interface

Trane/Service First X13790901030 Rev...

$29.95 USD

Trane/Service First X13790901030 Rev...

$29.95 USD

Honeywell Wall Mount Room Temp Sensor TR21

Honeywell Wall Mount Room Temp Sensor...

$29.95 USD

Honeywell Wall Mount Room Temp Sensor...

$29.95 USD

New Trane SWT03334 Flow Sensor Thermal DISP. 24 V AC/DC 15 CM/S

New Trane SWT03334 Flow Sensor...

$499.99 USD

New Trane SWT03334 Flow Sensor...

$499.99 USD

Genuine OEM Trane Wireless Comm SensorWCS-SCO2 w/CO2 SEN02503

Genuine OEM Trane Wireless Comm...

$63.99 USD

Genuine OEM Trane Wireless Comm...

$63.99 USD

BROAN ADVANCED TOUCHSCREEN CONTROL VTTOUCHW

BROAN ADVANCED TOUCHSCREEN CONTROL ...

$148.00 USD

BROAN ADVANCED TOUCHSCREEN CONTROL ...

$148.00 USD

Maxitrol 1/2" Gas Regulator 325-3L 2PSIG Class I PO 7"-11"

Maxitrol 1/2" Gas Regulator 325-3L...

$14.93 USD

Maxitrol 1/2" Gas Regulator 325-3L...

$14.93 USD

Trane OEM - CGAM / RTAC Chiller SEN02039 Sensor Fast Response

Trane OEM - CGAM / RTAC Chiller...

$384.99 USD

Trane OEM - CGAM / RTAC Chiller...

$384.99 USD

Johnson Controls TE-6311M-1 Temperature Sensor

Johnson Controls TE-6311M-1...

$18.00 USD

Johnson Controls TE-6311M-1...

$18.00 USD

PFS014 Furnace Electode Flame Sensor for Carrier Bryant LH33WZ511 LH33WZ515

PFS014 Furnace Electode Flame Sensor...

$7.90 USD

PFS014 Furnace Electode Flame Sensor...

$7.90 USD

TSTATXXSEN01-B Thermistor Duct Outdoor Air Temp Sensor Carrier Bryant Payne

TSTATXXSEN01-B Thermistor Duct...

$37.99 USD

TSTATXXSEN01-B Thermistor Duct...

$37.99 USD

Carrier OEM FLAME SENSOR 50HJ401431 (NEW)

Carrier OEM FLAME SENSOR 50HJ401431 ...

$17.00 USD

Carrier OEM FLAME SENSOR 50HJ401431 ...

$17.00 USD

New Trane X13790082-01 Duct Immersion Temperature Sensor 41901062

New Trane X13790082-01 Duct Immersion...

$29.24 USD

New Trane X13790082-01 Duct Immersion...

$29.24 USD

JOHNSON CONTROLS, TE-631S-1, 3” PROBE. (1 lot of 8) Temp sensor New

JOHNSON CONTROLS, TE-631S-1, 3”...

$80.00 USD

JOHNSON CONTROLS, TE-631S-1, 3”...

$80.00 USD

RECTORSEAL EZ TRAP 3/4" COMPACT SLIP INLET OVERFLOW SWITCH EZT226

RECTORSEAL EZ TRAP 3/4" COMPACT SLIP...

$18.99 USD

RECTORSEAL EZ TRAP 3/4" COMPACT SLIP...

$18.99 USD

Invensys. 8" Platinum 1000 Ohm RTD Duct Point Temperature Sensor ( Siemens )

Invensys. 8" Platinum 1000 Ohm RTD...

$17.65 USD

Invensys. 8" Platinum 1000 Ohm RTD...

$17.65 USD

TRANE SERVICE FIRST X13511528-01 WIRED ZONE SENSOR BAYSENS077A SEN01448

TRANE SERVICE FIRST X13511528-01...

$21.99 USD

TRANE SERVICE FIRST X13511528-01...

$21.99 USD

Trane SEN02076 Reliatel Non-Programmable Wired Display Zone Sensor

Trane SEN02076 Reliatel...

$44.99 USD

Trane SEN02076 Reliatel...

$44.99 USD

Trane OEM Temperature Sensor SEN02133 SEN2133 X13651507-03 X13650726100

Trane OEM Temperature Sensor SEN02133...

$145.00 USD

Trane OEM Temperature Sensor SEN02133...

$145.00 USD

Rectorseal Water Sensor Kit with 14 Vibration Isolators for Goliath Series

Rectorseal Water Sensor Kit with 14...

$12.71 USD

Rectorseal Water Sensor Kit with 14...

$12.71 USD

Monitor Kerosene Heater Flame sensor 6118 New Flame Detector Heat Tech

Monitor Kerosene Heater Flame sensor...

$40.89 USD

Monitor Kerosene Heater Flame sensor...

$40.89 USD

New Carrier HH57ZC003 Differential Enthalpy Sensor Control Switch 33CSENTHSW

New Carrier HH57ZC003 Differential...

$39.95 USD

New Carrier HH57ZC003 Differential...

$39.95 USD

NEW York 025-47673-000 Suction/liquid Line Temperature Sensor 3K 3000 Ohms

NEW York 025-47673-000 Suction/liquid...

$79.95 USD

NEW York 025-47673-000 Suction/liquid...

$79.95 USD

Epulse Condensation Monitor EE046 E+E elektronik 24VAC

Epulse Condensation Monitor EE046 E+E...

$120.00 USD

Epulse Condensation Monitor EE046 E+E...

$120.00 USD

Johnson Controls TE-67NT-0N00 1K Nickel Sensor Ships on the Same Day

Johnson Controls TE-67NT-0N00 1K...

$36.00 USD

Johnson Controls TE-67NT-0N00 1K...

$36.00 USD

Trane Wired Display Temperature Sensor BAYSENS 135A HVAC x13790886050 Rev. H

Trane Wired Display Temperature...

$35.00 USD

Trane Wired Display Temperature...

$35.00 USD

Trane ZSENS930AW00MA Z-Wave Temperature and Humidity Sensor

Trane ZSENS930AW00MA Z-Wave...

$106.50 USD

Trane ZSENS930AW00MA Z-Wave...

$106.50 USD

NEW CARRIER DIGITAL REMOTE TEMPERATURE SENSOR 33 CSSEN-WB FREE SHIPPING

NEW CARRIER DIGITAL REMOTE...

$32.50 USD

NEW CARRIER DIGITAL REMOTE...

$32.50 USD

Johnson Controls CSD-SA1E0-1 Digital Current Switch Solid Core Ships on Same Day

Johnson Controls CSD-SA1E0-1 Digital...

$34.50 USD

Johnson Controls CSD-SA1E0-1 Digital...

$34.50 USD

Safe-T-Switch SS2P overflow shut off switch plenum new e34

Safe-T-Switch SS2P overflow shut off...

$21.71 USD

Safe-T-Switch SS2P overflow shut off...

$21.71 USD