14,147 results in Business & Industrial
New
Lennox 15M42 SPST Manual Reset Rollout Switch 250F
USD $77.24
Seller: 100.0% positive
View Detail Request Quote
New – Open box
BELIMO 22DC-51 Duct CO2 Sensor New in Box 0-2000 ppm
USD $141.15
Seller: 98.5% positive
View Detail Request Quote
New – Open box
BELIMO 22DC-51 Duct CO2 Sensor New in Box 0-2000 ppm
USD $141.15
Seller: 98.5% positive
View Detail Request Quote
New – Open box
Dwyer 100791-76 Air Duct Temp Sensor TE-DFN-A0448-00
USD $19.99
Seller: 99.6% positive
View Detail Request Quote
New
Lot of 2 Senva C-2343-L Current Sensor Analog 0-5V Low Range Mini Split Core NEW
USD $42.46
Seller: 99.7% positive
View Detail Request Quote
New
SIEMENS QAC2030U OUTDOOR AIR TEMPERATURE SENSOR NTC 10K OHM TYPE 2 NEW
USD $35.00
Seller: 99.3% positive
View Detail Request Quote
New
McDonnell&Miller Low Water Cut-Off for Hot Water Boilers R -24E - 144692
USD $134.45
Seller: 100.0% positive
View Detail Request Quote
New – Open box
NEW Sensorworx SWX-222-1-AR Large Motion 360 Ceiling Sensor - Dual Tech, Low Vol
USD $92.98
Seller: 99.9% positive
View Detail Request Quote
New
Siemens Model 547-203B Room Pressure Monitor
USD $350.00
Seller: 100.0% positive
View Detail Request Quote
New
WATTMASTER OE265-13-G OUTDOOR HUMIDITY SENSOR, 12-24 VAC/VDC 200716
USD $148.00
Seller: 99.1% positive
View Detail Request Quote
New
Oxygen Sensor 234-4242 234-4251 Upstream Downstream for 2.4L 2010-2014 Equinox T
USD $45.70
Seller: 99.3% positive
View Detail Request Quote
New
SIEMENS QPA2000 ROOM AIR QUALITY SENSOR
USD $105.00
Seller: 100.0% positive
View Detail Request Quote
New
NOS SETRA 2641R25WB11T1C DIFFERENTIAL PRESSURE TRANSDUCER
USD $85.00
Seller: 99.3% positive
View Detail Request Quote
New
OEM Upgraded Replacement for Amana Furnace Flame Sensor 10735201 by part
USD $13.22
Seller: 98.9% positive
View Detail Request Quote
New
HEAT-TIMER 904250-00 SENSOR WITH 8 CABLE FOR USE WITH 929150-UA SPC ELITE
USD $44.10
Seller: 99.8% positive
View Detail Request Quote
New
65209300 SENSOR-ELECT 17J56 - Genuine OEM Replacement Part
USD $18.00
Seller: 100.0% positive
View Detail Request Quote
New – Open box
Lot Of 3x Johnson Controls TE-6300W-101 Brass Probe Immersion Thermo Well
USD $67.45
Seller: 99.5% positive
View Detail Request Quote
New – Open box
Siemens P/N 536-774 Immersion Temperature Sensor
USD $35.00
Seller: 100.0% positive
View Detail Request Quote
New – Open box
HONEYWELL T7022A1010 Electronic Return Air Temperature Sensor 1420 Ohms NEW
USD $13.00
Seller: 100.0% positive
View Detail Request Quote
Used
Protech 75-24001-01 Inshot Burner Tube Used (Used on Rheem-Ruud)
USD $27.95
Seller: 99.0% positive
View Detail Request Quote
New
NIB Siemens 540-244-18 Temperature Sensor
USD $34.99
Seller: 99.8% positive
View Detail Request Quote
New – Open box
Johnson Controls TE-6001-4 Mounting Bracket new
USD $37.98
Seller: 100.0% positive
View Detail Request Quote
New – Open box
NEW Senseair 135459 TSENSE Carbon Dioxide Gas Carbon Dioxide Sensor, Analog, Mod
USD $515.98
Seller: 99.9% positive
View Detail Request Quote
New – Open box
Mamac Systems - Tristate to Pneumatic HVAC Transducer - MMC325020 - NOS
USD $99.00
Seller: 100.0% positive
View Detail Request Quote
New
Siemens Duct Temperature Sensor QAM2012.010 Platinum 1000 Ohm 4" Probe
USD $35.19
Seller: 99.8% positive
View Detail Request Quote
New
EWC CPLS Coil Protection Lockout Switch
USD $24.00
Seller: 98.8% positive
View Detail Request Quote
New
Lennox 87N53 CO2 Carbon Dioxide Sensor Kit No Display Off-White
USD $98.88
Seller: 99.9% positive
View Detail Request Quote
New
Honeywell C554A-1463 C554A1463
USD $34.99
Seller: 98.3% positive
View Detail Request Quote
Used
OEM Trane Flame Rollout Limit Switch #SWT02124; 82° C, 180° F; USED
USD $3.00
Seller: 100.0% positive
View Detail Request Quote
New – Open box
General Eastern RH-3-I-D Relative Humidity Transmitter
USD $379.99
Seller: 100.0% positive
View Detail Request Quote
New – Open box
WIESHAUPT gas burner gun tube sensor ignitor assembly natural propane boiler
USD $199.99
Seller: 99.7% positive
View Detail Request Quote
New
1PCS New SERVICEFIRST Temperature sensors SEN02039 Sensor for TRANE Equipment
USD $106.88
Seller: 100.0% positive
View Detail Request Quote
New
Lot of 23 Senva C-2343-L Current Sensor, Analog 0-5V
USD $599.00
Seller: 99.3% positive
View Detail Request Quote
New
Satronic MZ770S Flame Detector Magic Eye for Oil Burner Photocell 47-90-21037
USD $16.95
Seller: 99.5% positive
View Detail Request Quote
New
Supco SHL517 Gas Furnace Limit Thermostat Open 220°F, Close 180°F
USD $16.99
Seller: 100.0% positive
View Detail Request Quote
New
MINCO COOLER/FREEZER AS120118 THERMOSTAT SENSOR WITH JUNCTION J BOX
USD $15.99
Seller: 100.0% positive
View Detail Request Quote
New
Trane OEM Zone Sensor w/ Set Point 3 Speed Fan- SEN01518 /SEN-1518/ X1379084101
USD $64.95
Seller: 98.9% positive
View Detail Request Quote
New
Johnson Controls Duct Sensor Tube 1/4" x 4" Aluminum Series Ships Same Day
USD $10.00
Seller: 100.0% positive
View Detail Request Quote
New – Open box
Johnson Controls HE-67N3-0N00W Wall Mount Humidity and Temp Sensor
USD $80.00
Seller: 100.0% positive
View Detail Request Quote
New – Open box
COORSTEK B1401018S FLAT IGNITER. (MODEI : 271 NM), (SAME AS A NORTON).
USD $16.04
Seller: 100.0% positive
View Detail Request Quote
New
Johnson Controls WEL14A-602R Bulb Well Assembly
USD $19.99
Seller: 99.6% positive
View Detail Request Quote
New
Honeywell C7735A1000 Discharge Air Temperature Sensor 50062329-001
USD $14.85
Seller: 100.0% positive
View Detail Request Quote
New – Open box
HoneyWell T7047C 1090 Wall Mounted Sensor Enclosure New-Old Stock
USD $21.45
Seller: 100.0% positive
View Detail Request Quote
Used
Johnson Controls LB-FMS-2000C Critical Environment Controller LB-FMS2C-BT21
USD $141.86
Seller: 99.6% positive
View Detail Request Quote
New
Supply Air Temperature Sensor / Assembly HH79ZZ012 / 349030-701 Rev 00 Lot Of 2
USD $15.00
Seller: 98.5% positive
View Detail Request Quote![Unbranded 2-Lead Temperature Sensor with 60" Leads [Lot of 3] NOS](https://i.ebayimg.com/images/g/~7MAAOSwPxplyLfX/s-l225.jpg)
New – Open box
Unbranded 2-Lead Temperature Sensor with 60" Leads [Lot of 3] NOS
USD $29.24
Seller: 100.0% positive
View Detail Request Quote
New
eTemp ET-401 Energy Saving Device, Commercial Refrigeration Energy Saving Device
USD $199.99
Seller: 98.9% positive
View Detail Request Quote
New
Macurco Am Sensor Ammonia Replacement Sensor For Tx-6-Am And Tx-12-Am. A18
USD $279.99
Seller: 99.7% positive
View Detail Request Quote