724 Results
Filters 8
Popularity Product Name Mfg. Part Number Order Number

Software, Training, Testing, Tools & Training, Inspection Tools, Temperature & Humidity Measurement, Tools, Test Instruments, Thermostats

Blue 12™ Universal Touchscreen Thermostat L41-641
Blue 12™ Universal Touchscreen Thermostat
System Application: Heat/Cool/Heat Pump; Stages Heat/Cool: 3/2; Power Method: Hardwired or Battery; Terminal Designations: RC, RH, C, W/E, W2, Y,Y 2, G, O, B, 6, L, +, S, -; Color: White;
Brand: White-Rodgers Mfg #: 1F95-1277
View Similar Items
LCBS Connect Controller and Wall Module L49-974
LCBS Connect Controller and Wall Module
Brand: Honeywell Mfg #: YCRL6438SR1000
View Similar Items
K-Type Pipe Clamp Probe H27-571
K-Type Pipe Clamp Probe
Type: K; Description: 1/4" to 1-1/2" Pipe Clamp;
Brand: UEi Mfg #: ATTPC3
View Similar Items
Line Voltage Thermostat L36-913
Line Voltage Thermostat
Switch Action: SPST Open on Rise; Thermometer: Yes; Includes: Range Stops, Locking Cover and Extra Knob Decal for Recalibration;
Brand: Honeywell Home Mfg #: T498A1778
Catalog Pg.: 315 View Similar Items
Heating Only Thermostat L43-727
Heating Only Thermostat
System Application: Heat Only; Stages Heat/Cool: 1/0; Terminal Designations: 4, R5; Color: White;
Brand: White-Rodgers Mfg #: 1E30N-910
Catalog Pg.: 310 View Similar Items
Redesigned Prestige® IAQ Thermostat L46-679
Redesigned Prestige® IAQ Thermostat
System Application: Gas, Oil, Electric, Heat Pump, Forced Warm Air, Hot Water, Steam or Gravity; Stages Heat/Cool: Up to 4/2 Heat Pump or up to 3/2 Conventional; Power Method: Hardwired; Terminal Designations: R, C then RedLINK to Equipment Interface Module; Color: White; Description: Prestige IAQ…
Brand: Honeywell Home Mfg #: THX9421R5021WW
Catalog Pg.: 294 View Similar Items
Mechanical Heating/Cooling Thermostat L41-495
Mechanical Heating/Cooling Thermostat
System Application: Heat Only; Stages Heat/Cool: 1/0; Terminal Designations: R, W; Color: White;
Brand: Honeywell Home Mfg #: TS812A1007
Catalog Pg.: 310 View Similar Items
Electronic Non-Programmable Thermostat L44-918
Electronic Non-Programmable Thermostat
System Application: Heat/Cool; Stages Heat/Cool: 1/1; Power Method: Hardwired or Battery; Terminal Designations: Rc, R, W, Y, G, C, S1, S2; Color: White;
Brand: AprilAire Mfg #: 8444
View Similar Items
Google Home Mini G37-709
Google Home Mini
Color: White; Description: Google Home Mini Voice Activated Speaker; Connected: Yes;
Brand: Google Nest Mfg #: GA00210US
Catalog Pg.: 300 View Similar Items
PRO 2000 Programmable Thermostat L41-711
PRO 2000 Programmable Thermostat
System Application: Heat/Cool/Heat Pump; Stages Heat/Cool: 1/1; Power Method: Hardwired or Battery; Terminal Designations: R, RC, C, W, Y, G, O, B; Color: White;
Brand: Honeywell Home Mfg #: TH2110DV1008
Catalog Pg.: 297 View Similar Items
Fast-Stat Wiring Extender 7000 L41-966
Fast-Stat Wiring Extender 7000
Description: 3-Part Heat Pump Conversion Kit;
Brand: Fast-Stat Mfg #: 7000
Catalog Pg.: 307 View Similar Items
L5 Water Leak Shutoff Valve Wi-Fi 1-1/4" NPT L51-337
L5 Water Leak Shutoff Valve Wi-Fi 1-1/4" NPT
Model #: L5; Conn. Size: 1-1/4" NPT; Description: L5 Valve Wi-Fi 1-1/4" NPT;
Brand: Resideo Mfg #: VWS02Y-11/4
View Similar Items
Cam Battery Pro G38-295
Cam Battery Pro
Color: White; Description: Pro Camera, indoor or outdoor, single pack;
Brand: Google Nest Mfg #: GA02276-US
Catalog Pg.: 299 View Similar Items
Thermostat Guard Rugged, Lightweight & compact design L36-655
Thermostat Guard Rugged, Lightweight & compact design
Color: Clear Plastic; Height: 3-1/2"; Width: 6-3/8"; Depth: 3";
Brand: MARS Mfg #: 70210
Catalog Pg.: 317 View Similar Items
Line Voltage Thermostat L37-427
Line Voltage Thermostat
Switch Action: DPST Open on Rise; Thermometer: Yes; Includes: Positive OFF, Range Stops, Locking Cover and Extra Knob Decal for Recalibration;
Brand: Honeywell Home Mfg #: T498B1512
Catalog Pg.: 315 View Similar Items
Large Pipe Clamp Thermocouple H28-684
Large Pipe Clamp Thermocouple
Type: K; Description: 3/4" to 4-1/8" Large Pipe Clamp Thermocouple;
Brand: Fieldpiece Mfg #: TC48
Catalog Pg.: 1486 View Similar Items
Cooler Thermometer H26-907
Cooler Thermometer
Temp. Range: -20°F to +120°F;
Brand: Cooper-Atkins Mfg #: 535-0-8J
Catalog Pg.: 1291 View Similar Items
Snap-on Automatic Water Shutoff Valve L49-962
Snap-on Automatic Water Shutoff Valve
Brand: LeakSmart Mfg #: 8852000
Catalog Pg.: 301 View Similar Items
Wireless FocusPRO® 5000 Digital Non-Programmable Thermostat L44-535
Wireless FocusPRO® 5000 Digital Non-Programmable Thermostat
System Application: Gas, Oil, Electric, Heat Pump, Forced Warm Air, Hot Water, Steam or Gravity; Stages Heat/Cool: Up to 3/2 Heat Pump or Up to 2/2 Conventional; Power Method: Battery; Terminal Designations: C, R, Rc, W-O/B, W2-AUX/E, Y, Y2, G, L, K, HUM, HUM, DHM, DHM; Color: White; Description:…
Brand: Honeywell Home Mfg #: TH5320R1002
Catalog Pg.: 295 View Similar Items
Doorbell Battery Pro G38-291
Doorbell Battery Pro
Color: White; Description: Pro Doorbell;
Brand: Google Nest Mfg #: GA02268-US
Catalog Pg.: 299 View Similar Items
Superheat Based/Digital Thermometer H25-945
Superheat Based/Digital Thermometer
Description: Digital Thermometer with Data Logging;
Brand: Fluke Mfg #: 54-2 B
Catalog Pg.: 1464 View Similar Items
T6 Pro Hydronic Thermostat L49-692
T6 Pro Hydronic Thermostat
System Application: Hot water heat only with floor sensor;
Brand: Honeywell Home Mfg #: TH6100AF2004/U
Catalog Pg.: 293 View Similar Items
Lyric™ Water Leak and Freeze Detector H28-163
Lyric™ Water Leak and Freeze Detector
Description: Wi-Fi Water Leak and Freeze Detector; Connected: Yes;
Brand: Resideo Mfg #: CHW3610W1001
Catalog Pg.: 1292 View Similar Items
The Round® Mercury-Free Thermostat L41-489
The Round® Mercury-Free Thermostat
System Application: Heat/Cool; Stages Heat/Cool: 1/1; Terminal Designations: R, Rc, W, Y, G, O, B; Color: White;
Brand: Honeywell Home Mfg #: T87N1026
Catalog Pg.: 310 View Similar Items
FTL Finance
Powered by Site Search powered by SLI Systems

© 2025 Johnstone Supply. All rights reserved.

Select products to compare.
Compare