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Detectors & Sensors

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

There are 4271 ads in this category.

Ecobee3 EBRSE3PK201 1-3/4 in. Remote Sensor Smart Home Compatible 2pk - New

Ecobee3 ebrse3pk201 1-3/4 in. remote sensor smart home compatible 2pk - new

  • Bellingham, Washington, United States
  • Aug 11th
Brand new Ecobee3 EBRSE3PK201 1-3/4 in. Remote Sensor 2 pack.
AG-4200M Rector Seal AQUAGUARD Water Sensor Drain Port 96142-AG

Ag-4200m rector seal aquaguard water sensor drain port 96142-ag

  • Bellport, New York, United States
  • Aug 11th
AG-4200M Rector Seal AQUAGUARD Water Sensor Drain Port 96142-AG. FAST FREE SHIPPING! Ships same or next business day!
Trane 4" Temperature Sensor 4190-1132 10K Ohm Thermistor Made in USA NEW NOS

Trane 4" temperature sensor 4190-1132 10k ohm thermistor made in usa new nos

  • Des Plaines, Illinois, United States
  • Aug 11th
Trane New Old Stock as pictured.
Johnson Controls A419 Electronic Temperature Control Module

Johnson controls a419 electronic temperature control module

  • Tampa, Florida, United States
  • Aug 11th
Johnson Controls A419 Electronic Temperature Control Module.
Siemens 540-660B Rev 2 Electronic Room Sensor 55-95°F Temperature Range

Siemens 540-660b rev 2 electronic room sensor 55-95°f temperature range

  • Pleasanton, California, United States
  • Aug 11th
Siemens 540-666FB Electronic Room Sensor 55-95°F Temperature Range

Siemens 540-666fb electronic room sensor 55-95°f temperature range

  • Pleasanton, California, United States
  • Aug 11th
Siemens Landis & Gyr 540 666FB
Qty. 3 Kavlico Capacitive Differential Pressure Sensor Transmitter Transducer

Qty. 3 kavlico capacitive differential pressure sensor transmitter transducer

  • Albuquerque, New Mexico, United States
  • Aug 11th
Setra model 264 pressure transmitter 2641005WD11T1C

Setra model 264 pressure transmitter 2641005wd11t1c

  • Frederick, Maryland, United States
  • Aug 11th
Setra model 264 pressure transmitter 2641005WD11T1C 0-5WC 24volts
westwood CAD Cell flame detector w/ S bracket E80-1 30” leads

Westwood cad cell flame detector w/ s bracket e80-1 30” leads

  • Miller Place, New York, United States
  • Aug 10th
westwood CAD Cell flame detector w/ S bracket E80-1 30” leads.
Tekmar 079 079 Slab Sensor 10' Cable

Tekmar 079 079 slab sensor 10' cable

  • Miller Place, New York, United States
  • Aug 10th
Tekmar 079 079 Slab Sensor 10' Cable.
Servicefirst Wired Zone Sensor X13511527-01 REV A BAYSENS074A SEN01447

Servicefirst wired zone sensor x13511527-01 rev a baysens074a sen01447

  • Murfreesboro, Tennessee, United States
  • Aug 10th
This is a new item in a worn box. The part has never been installed and is brand new. The packaging is worn due to this item being stocked on an HVAC service vehicle for an extended period of time.
schneider electric SE7652A5045E NEW Open Box

Schneider electric se7652a5045e new open box

  • Bay Shore, New York, United States
  • Aug 10th
schneider electric SE7652A5045E NEW Open Box.
HONEYWELL C7027A1023 NSMP

Honeywell c7027a1023 nsmp

  • Brattleboro, Vermont, United States
  • Aug 10th
HONEYWELL C7027A1023 NSMP.
HBX ORC-0100 Outdoor Reset Control

Hbx orc-0100 outdoor reset control

  • Gloucester, Ontario, Canada
  • Aug 10th
HBX ORC-0100
schnieder SE8350UB11 room controler fcu 24vac

Schnieder se8350ub11 room controler fcu 24vac

  • Frederick, Maryland, United States
  • Aug 10th
Schneider electric SE8350U0B11 room controller FCU 7day schedule BACnet MS-TP (white)
HBX ECO-0550 FORMER VERSION FROM AUGUST 2019

Hbx eco-0550 former version from august 2019

  • Gloucester, Ontario, Canada
  • Aug 10th
ECO-0550FORMER VERSION, WIFI IS NOT ACCESSIBLE DUE TO NEW SOFTWERE UPDATEONLY MANUAL OPERATIONSELLING AS ISSERIAL NUMBER IS ATTAHCED
Siemens I/O module PPM-1U32.PPR

Siemens i/o module ppm-1u32.ppr

  • Frederick, Maryland, United States
  • Aug 10th
SIEMENS I/O module PPM-1U32.PPR
kele leak detector WD-1B

Kele leak detector wd-1b

  • Frederick, Maryland, United States
  • Aug 10th
KELE WD-1B leak detector and level
Liebert Liqui-Tect 460 zone leak detection sensor 3 pack free shipping

Liebert liqui-tect 460 zone leak detection sensor 3 pack free shipping

  • Statesville, North Carolina, United States
  • Aug 9th
Liebert Liqui-Tect 460 zone leak detection sensor 3 pack free shipping.
Honeywell RM7890A1015 On-Off Primary Burner Control

Honeywell rm7890a1015 on-off primary burner control

  • Albuquerque, New Mexico, United States
  • Aug 9th
Honeywell RM7890A1015 On-Off Primary Burner Control.

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