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Detectors & Sensors

Detectors & Sensors

The average price for current category was $135.90 last month.

There are 4271 ads in this category.

RHEEM, RUUD, Flame Sensor, PROTECH 1/4" 62-21744-01, Weatherking

Rheem, ruud, flame sensor, protech 1/4" 62-21744-01, weatherking

Toms River, New Jersey, United States
Jan 29th

RHEEM, RUUD, Weatherking, PROTECH Flame Sensor, 62-21744-01, NEW

Honeywell C7027A 1072 Mini-peeper Ultraviolet Scann

Honeywell c7027a 1072 mini-peeper ultraviolet scann

La Porte, Indiana, United States
Jan 29th

Uv sensor

Service First Thermistor Sensor -40 to 65C. SEN01107

Service first thermistor sensor -40 to 65c. sen01107

Saint Peters, Missouri, United States
Jan 29th

One new Service First Thermistor Sensor -40 to 65C. .25 Dia. x 1.75 Length, 12" Leads SEN01107 As seen in picture / no other parts, accessories or instructions included.

Honeywell T7770A 2004 Room Sensor - Excel 5000 Wall Module -

Honeywell t7770a 2004 room sensor - excel 5000 wall module -

Fallbrook, California, United States
Jan 29th

A good used and functioning Honeywell room temperature sensorI ship it out the same or next dayI am a USA Veteran Family SellerCheck out my other items

DEHUMIDISTAT Honeywell H8908C 1000 Wall/Duct mount, 20-80% Range, 5% RH Sw-diff

Dehumidistat honeywell h8908c 1000 wall/duct mount, 20-80% range, 5% rh sw-diff

Newbury, Ohio, United States
Jan 29th

Honeywell H8908C 1000 DeHumidistat, Wall/Duct Mounted, 5% Switch Differential. Positive ON/OFF. 20% to 80 % RH working range new in OPEN box.

NEW TACO BOILER RESET CONTROL PC-700-2

New taco boiler reset control pc-700-2

Brooklyn, New York, United States
Jan 29th

NEW TACO BOILER RESET CONTROL PC700-2 NO RESERVE This listing is for a brand new Taco PC700-2

TIMOFIER TIMING CONTROL ASSY U300 M-178-02 *NEW SURPLUS IN BOX*

Timofier timing control assy u300 m-178-02 *new surplus in box*

Roebuck, South Carolina, United States
Jan 29th

TIMOFIER TIMING CONTROL ASSEMBLY U300. PART # M-178-02. NEW SURPLUS IN BOX.

Leuze Light Curtain Receiver MLD530-R2LM #52336

Leuze light curtain receiver mld530-r2lm #52336

Holly, Michigan, United States
Jan 29th

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Leuze Light Curtain Transmitter CPR14-1200-T1 #52365

Leuze light curtain transmitter cpr14-1200-t1 #52365

Holly, Michigan, United States
Jan 29th

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Leuze Light Curtain Receiver SD4R30-750E #52368

Leuze light curtain receiver sd4r30-750e #52368

Holly, Michigan, United States
Jan 29th

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Leuze Light Curtain Receiver CR-301200 #52370

Leuze light curtain receiver cr-301200 #52370

Holly, Michigan, United States
Jan 29th

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Leuze Light Curtain Receiver SD4R30-1200E #52371

Leuze light curtain receiver sd4r30-1200e #52371

Holly, Michigan, United States
Jan 29th

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AquaGuard AG-1175E Secondary Pan Sensor, FREE SHIPPING, NEW IN SEALED PACK!!!!!!

Aquaguard ag-1175e secondary pan sensor, free shipping, new in sealed pack!!!!!!

Clayton, North Carolina, United States
Jan 29th

Aquaguard AG-1175E Plenum rated Moisture detection led 7 amp - high capacity, solid state sensor Residential or commercial applications

(0928) Fireye Flame Safety Control EB-700 Replacement Chassis

(0928) fireye flame safety control eb-700 replacement chassis

Cleveland, Ohio, United States
Jan 29th

Thermatron engineering inc. NEW heat exchanger 725snc1

Thermatron engineering inc. new heat exchanger 725snc1

Binghamton, New York, United States
Jan 29th

Shipping lower 48 only

Novar Controls ETM-2024 Thermostat Module with Night Mode Damper Control - NEW

Novar controls etm-2024 thermostat module with night mode damper control - new

Elgin, Illinois, United States
Jan 29th

SquareTrade © AP6.0 Novar Controls ETM-2024 Thermostat Module with Night Mode Damper Control - NEW

$TRANE X13790423-010 SEN01087 CO2 ZONE Duct SENSOR - NEW -id 9526\5-5$

Trane x13790423-010 sen01087 co2 zone duct sensor - new -id 9526\5-5

Chicago, Illinois, United States
Jan 29th

Don't miss out on the opportunity to upgrade your system with this innovative sensor! This cutting-edge device is designed to detect carbon dioxide levels within an HVAC system, making it an essential component for maintaining a healthy and efficient indoor environment. The TRANE X13790423-010 SEN01087 CO2 ZONE Duct SENSOR is a brand new product that can be identified with the unique ID 95265-5.

Robertshaw controls Pressure switch close 90 open 115 PSIG NIB universal parts

Robertshaw controls pressure switch close 90 open 115 psig nib universal parts

Saint-Charles-de-Drummond, Quebec, Canada
Jan 29th

new in box Robertshaw controls Rheem Mfg Pressure switch close at 90 open at 115 PSIG pack by Universal Parts AS PER:*****Picture is of the actual item on auction*****Satisfaction guaranteed that item is as pictured and described or your money back.Check our 5800+ positives Feedbacks 100% satisfaction and Thanks for your bids.We Combine Shipping

Trane Zone Sensor w/ Over Ride for Building Automation Systems P# X13510760-010

Trane zone sensor w/ over ride for building automation systems p# x13510760-010

Paterson, New Jersey, United States
Jan 29th

Trane Zone Sensor w/ Over Ride And heat/auto/cool switch for Building Automation Systems P# X13510760-010

TRANE X13790422-010 CO2 ZONE SENSOR " NEW "

Trane x13790422-010 co2 zone sensor " new "

Paterson, New Jersey, United States
Jan 29th

TRANE X13790422-010 CO2 ZONE SENSOR " NEW "