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HE-68N3-0N00WS Johnson Controls 3%Rh Temp Wall Mount OEM HE-68N3-0N00WS

$ 367.79 $ 220.67

LH680013 Furnace Flame Sensor for Carrier, Bryant, Payne LH33WZ514, LH33WZ516

$ 17.55 $ 10.53

Honeywell Pilot Hardware Igniter Kit 392431 for Y8610 Pilot

$ 77.88 $ 46.72

Trane CGAM RTAC Chiller suction pressure transducer TDR00736

$ 70.39 $ 42.23

ICM Controls ICM308 Freeze Protection Module w/ Temperature Sensor

$ 13.64 $ 8.18

Gem Sensor Liquid Level Transmitter Part # XM-36465-34-0360-I-H

$ 131.95 $ 79.17

Dwyer IS626-11-GH-P1-E1-S1 Intrinsically Safe Pressure Transmitter (0-150 psig)

$ 140.75 $ 84.45

Honeywell 10162 Minipeeper Ultraviolet Flame Detector Sensor, NEMA

$ 262.57 $ 157.54

New Honeywell E3 Point E3SRMNO2 Nitrogen Dioxide Remote Sensor

$ 293.33 $ 175.99

Vaisala HMW90 Humidity & Temperature Transmitter NEW F13 (2381)

$ 88 $ 52.8

MAXITROL TS114E DISCHARGE AIR SENSOR 100-250F

$ 50.11 $ 30.06

New Siemens QFA3001.WU 2% 4-20mA RH White Room Humidity Sensor Free Shipping

$ 87.99 $ 52.79

Honeywell 129464M 971176 Rev P UV Power Tube 0-250F

$ 175.99 $ 105.59

SmartZone-2X : 2 Zone HVAC Controller KIT w/Temp Sensor; Dual climate...

$ 171.81 $ 103.08

Carrier HH79NZ039 - Temperature Sensor NOS

$ 26.35 $ 15.81

Lennox Pulse Flame sensor 64K60 Champion F121507 Y99

$ 39.6 $ 23.76

White-Rodgers 3098-134 Pilot Mercury Flame Sensor

$ 164.85 $ 98.91

Johnson Controls HE-68N3-0N00WS Wall Mount Temperature Sensor, White New

$ 137.06 $ 82.23

Triangle Tube PGRKIT15 Prestige - Delta Rectifier Cable For Triangle Boilers

$ 49.04 $ 29.42

Vaisala HMD60Y Humidity and Temperature Transmitter

$ 387.19 $ 232.31

NEW Johnson Controls A11A-1C Temperature Control Module

$ 66 $ 39.6

JOHNSON CONTROLS A350AA-1C TEMPERATURE CONTROL MODULE

$ 88 $ 52.8

NEW NOS Honeywell C7089B-1000 Outdoor Temperature Sensor

$ 7.56 $ 4.54

Honeywell 14026 Steam Trap Siphon Loop

$ 15.83 $ 9.49

Honeywell C7232A1024 Wall Mount CO2 Sensor / Controller

$ 167.19 $ 100.31

Macurco TX-6-ND NO2 Nitrogen Dioxide Sensor

$ 506 $ 303.59

Low Water Cut-Off for Hot Water Boilers -SafGard 550

$ 173.8 $ 104.28

3098-134 Genuine White Rodgers Pilot Mercury Flame Sensor

$ 190.25 $ 114.15

HONEYWELL ANALYTICS IAQ Point IAQPT-DT-A-D CO2 Gas Monitor Wall Mount Vulcain

$ 140.77 $ 84.46

DiversiTech SOS-1 Safety Overflow Switch 24VAC, 1.25 Amp Load, SPST NC

$ 21.99 $ 13.19

HONEYWELL (4) 193987GA ENCAPSULATED PLATINUM TEMP SENSORS

$ 66 $ 39.6

Macon Controls EVO-28 MTW-28 Diret Mount Built In Sensor - New

$ 67.09 $ 40.26

Sporlan 952551 temp sensor brand new in box

$ 70.35 $ 42.21

GENUINE OEM YORK 025-32924-000 TEMPERATURE SENSOR **NEW** SEE DESCRIPTION

$ 109.11 $ 65.46

New  Johnson Controls V11HFA-100 3 Way Solenoid Air Valve 277 Volt

$ 88 $ 52.8

Johnson Controls 99BC-300C High Temperature PTC Sensor New + Bracket

$ 32.99 $ 19.79

Fireye 4' Straight Head Infrared Scanner 48PT2-1007 NOS

$ 202.35 $ 121.41

Valve, TXV

$ 73.04 $ 43.82

SCHNEIDER EPP302LCD DRY PANEL STATIC DIFFERENTIAL PRESSURE/AIR SENSOR MODULE

$ 153.99 $ 92.39

Goodman-Amana 0130M00054 Temperature Sensor

$ 8.52 $ 5.11

HONEYWELL INTERMITTENT PILOT BURNER IGNITOR-SENSOR Q345A1305 Style A STRAIGHT

$ 52.36 $ 31.41

Greystone Energy Systems Pressure Transducer LP3 Series LP3A00 4" WC

$ 70.39 $ 42.23

HONEYWELL C7027A 1031 Flame Sensor / Ultra Violet Sensor C7027A-1031

$ 110 $ 66

Triangle Tube CCRKIT36 Flue Sensor

$ 97.4 $ 58.44

SIEMENS ELECTRONIC RELATIVE HUMIDITY DUCT SENSOR 538 891

$ 48.29 $ 28.97

H7655A1001 Honeywell Wallmnt Humiditysen,0-10/4-20 OEM H7655A1001

$ 109.95 $ 65.97

US Sensor Outdoor Air Temperature Sensor 907-970140-2 Carrier Bryant -NEW IN BAG

$ 17.59 $ 10.55

88K38 Lennox Discharge Air Sensor OEM 88K38

$ 90.59 $ 54.35

RECTORSEAL/AQUA GUARD PRIMARY CONDENSATE PAN SENSOR W/ETD AG-3150E 96124

$ 19.36 $ 11.61

Tekmar 070 Outdoor Sensor

$ 30.8 $ 18.48

Honeywell Purple Peeper C7012 A 1145 Flame Detector NEW G7 (2797)

$ 352 $ 211.2

NEW VAISALA DUCT MOUNTED CARBON DIOXIDE (CO2) TRANSMITTER GMD20

$ 197.99 $ 118.79

ROBERTSHAW 9015 Remote Sensor

$ 17.6 $ 10.56

NEW, SETRA, 26412R5WD11A1C,DIFFRENTIAL PRESSURE TRANSDUCER, DPT2641-2R5D-1(23i-1

$ 37.79 $ 22.67

Honeywell C7023F2009/U NTC Type III Outdoor Temperature Sensor

$ 22 $ 13.2

RH-2-I-D General Easton Duct Mount RH Transmitter, 4-20mA

$ 175.97 $ 105.58

NEW Unlimited Control & Supply UCS-100+400 TEMP Temperature Indicating Switch

$ 307.95 $ 184.77

DRAIN PAN LEVEL SENSOR CONTROL DIAMONDBACK MITSUBISHI DPLS2 NEW IN BOX

$ 39.6 $ 23.76

BAPI ZPS-SR-EZ-NT-IN Pressure Sensor, Inches of W.C. Display, No Tube or Probe

$ 85.17 $ 51.1

WHITE-RODGERS 42" MERCURY FLAME SENSOR 30A46-5

$ 245.96 $ 147.57

Johnson Controls Te-67pp-1b00

$ 26.4 $ 15.83

NEW Ingersoll Rand 2415-1009-014 Economair Pneumatic Air Cylinder

$ 39.6 $ 23.76

RECTORSEAL 97695 SAFE-T-SWITCH SS700E ELECTRONIC CONDENSATE OVERFLOW SWITCH

$ 25.47 $ 15.28

Carrier Transicold 12-00309-09 Pressure Switch w/snubber

$ 35.19 $ 21.11

~Discount HVAC~ 33CSPS01 - Carrier Pressure Sensor 0" to 0.5" Water Column

$ 35.12 $ 21.07

Emerson Climate Technologies HMI 1TT5 Liquid/Moisture Indicator Sight Glass 5/8"

$ 13.19 $ 7.91

Triangle Tube PSRKIT50 Prestige SOLO MCBA Control Module For Triangle Boilers

$ 358.71 $ 215.22

QRA2 Burner Flame Sensor Flame UV Detector Compatible SIEMENS Flame Photocell

$ 49.55 $ 29.73

Vaisala HMW89 Humidity / Temperature Transmitter RH 0...100% Temp-40...+140F NIB

$ 131.12 $ 78.67

Fiessler Elektronik LSUW N1 230 V AC Light Guard Controller 115/230V

$ 357.38 $ 214.43

HONEYWELL YTHX9421R5069 - PRESTIGE 2.0 THERMOSTAT

$ 175.99 $ 105.59

Lot 3 SENVA TGW ACN Analog CO/NO2 Gas Sensor Units

$ 87.99 $ 52.79

~Discount HVAC~ HW-202905AA - Honeywell - Remote Temperature Sensor

$ 61.34 $ 36.8

Johnson Controls NS-BHP7003-0 NIB, Sealed.

$ 176 $ 105.6

OEM TRANE SEN02039 / SEN-2039 Temperature Sensor , Fast Response G3380450

$ 104.89 $ 62.93

Honeywell HP971A 1024 3 Pneumatic Humidity Sensor

$ 110 $ 66

Baso Y75AS-1HJ Flame Sensor L38-662 W0637

$ 22 $ 13.2

Greystone Energy Systems Humidity HRC5NT20

$ 43.99 $ 26.39

TRANE BAYENTH008B COMPARATIVE ENTHALPY KIT w/ MAMAC SENSORS 12.5-25 Ton

$ 79.2 $ 47.52

NEW!!! Service First X13790846-01 BAYSENS110A SEN01522

$ 52.79 $ 31.67

RECTORSEAL/AQUAGUARD WATER SENSOR & DRAIN PORT FOR GOLIATH DRAIN PANS AG4200E

$ 15.83 $ 9.49

Lumenite Sanitrode 2DCFT1.5 Tri-Clamp 2 Prong Sanitary Liquid Level Probe

$ 175.12 $ 105.07

Daikin Remote Sensor - KRCS01-1B

$ 11 $ 6.6

AG-4200 Rector Seal AQUAGUARD Water Sensor Drain Port 96142-AG

$ 14.95 $ 8.97

PFS401 Universal Furnace Electode Flame Sensor replaces White Rodgers 760-401

$ 9.68 $ 5.8

EP260 FIREYE Programmer for flame monitor

$ 250.8 $ 150.47

33ZCT55SPT CARRIER WALL SENSOR HH51BX006

$ 35.2 $ 21.12

Honeywell C7100A 1015 Discharge Air Sensor

$ 21.95 $ 13.17

Vaisala DTR504A Solar Radiation & Precipitation Shield w/ Mast - Pole Mount Kit

$ 149.6 $ 89.76

Dwyer 2002 Magnehelic 0-2.00" w.c. H2O Pressure Gauge NEW NIB Magnahelic gage

$ 127.55 $ 76.53

AquaGuard 96143 Water Sensor & Drain Port For Goliath Series B16-961

$ 17.59 $ 10.55

VTI Valtronics 2015SPI-3n CO2 Sensor PCB

$ 351.12 $ 210.67

BRAEBURN 7490 BLUELINK WIRELESS OUTDOOR REMOTE SENSOR

$ 39.98 $ 23.99

Siemens Room Temperature Sensor 536200 536 200 40º-90º Degrees New

$ 166.32 $ 99.79

Trane OEM Thermal Flow Sensor SWT-3335 SWT03335 X1379087104

$ 209.44 $ 125.66

SIEMENS NTC 10K Ohm HVAC Duct Temperature Sensor 4" Probe - QAM2030.010 ~ NIB

$ 15.18 $ 9.1

NEW KELE TS-470-2 DAMPER POSITION SWITCH 2 SPDT

$ 26.39 $ 15.83

Beckett 7600TSC AquaSmart Temperature Sensor Only NEW

$ 44 $ 26.4

NEW!!! Autoflame MM60008 Gas Pressure Sensor

$ 110 $ 66

HONEYWELL C7041F2006 OUTDOOR SENSOR – NEW OLD STOCK

$ 35.15 $ 21.09