HVAC & Refrigeration Thermostats

hvac & refrigeration thermostats — pre-owned

1,481listings

Browse 1,481 hvac & refrigeration thermostats — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

Pro1 IAQ T721 Digital Non-Programmable 2H/1C Heat Pump Thermostat  - USED
USED

Pro1 IAQ T721 Digital Non-Programmable 2H/1C Heat Pump Thermostat - USED

$19.99
Kmc Controls Bac-120063Cw Controller,6 Relay,3 Universal Outputs
USED

Kmc Controls Bac-120063Cw Controller,6 Relay,3 Universal Outputs

$280.00
Alerton PM7147  Microset   BACtalk Wall Sensor Thermostat
USED

Alerton PM7147 Microset BACtalk Wall Sensor Thermostat

$40.00
(50 PC) IEC Programmable 7 Day Thermostat For 2 Or 4 Pipe Fan Coil Systems EO55
USED

(50 PC) IEC Programmable 7 Day Thermostat For 2 Or 4 Pipe Fan Coil Systems EO55

$499.00
Simple Comfort SC1900 Cool Non-Programmable Thermostat Fast Free Shipping
USED

Simple Comfort SC1900 Cool Non-Programmable Thermostat Fast Free Shipping

$24.95
Honeywell T775B2024 Temperature Controller
USED

Honeywell T775B2024 Temperature Controller

$165.99
Pelican Wireless Systems PEARL Controller Model WM500
USED

Pelican Wireless Systems PEARL Controller Model WM500

$50.00
🤠 HONEYWELL FARM-O-STAT 120/240 VAC 7.4/3.7 AMP T631A-1006
-10%
USED

🤠 HONEYWELL FARM-O-STAT 120/240 VAC 7.4/3.7 AMP T631A-1006

$71.99
Honeywell THM5320R1000 Redlink Interface Module THM5320R
USED

Honeywell THM5320R1000 Redlink Interface Module THM5320R

$50.00
Robertshaw K-242-8 Thermostat 250f 250v-ac
USED

Robertshaw K-242-8 Thermostat 250f 250v-ac

$56.00
DigiTrace AMC-F5 Thermostat Line Sensing 40F  22amp Ships Fast
USED

DigiTrace AMC-F5 Thermostat Line Sensing 40F 22amp Ships Fast

$79.95
Robertshaw 4590-903  Thermostat Service Knob Dial Kit  Ships Same Day
USED

Robertshaw 4590-903 Thermostat Service Knob Dial Kit Ships Same Day

$50.00
Johnson Controls T4002-201 Pneumatic Thermostat (Direct Acting)
USED

Johnson Controls T4002-201 Pneumatic Thermostat (Direct Acting)

$18.00
Schneider Electric STR 250 Thermostat
USED

Schneider Electric STR 250 Thermostat

$100.00
DISTECH ECLYPSE Connected Terminal Unit Controller ECY-TU-203
USED

DISTECH ECLYPSE Connected Terminal Unit Controller ECY-TU-203

$99.99
Omron Intelligent Signal Processor K3TX-VD32A Made in Japan Used in Box
USED

Omron Intelligent Signal Processor K3TX-VD32A Made in Japan Used in Box

$104.72
Honeywell Versaguard Universal Locking Thermostat Guard TG510 🔔
-20%
USED

Honeywell Versaguard Universal Locking Thermostat Guard TG510 🔔

$13.52
Honeywell 40003916-026 Replacement Head for V8043E
USED

Honeywell 40003916-026 Replacement Head for V8043E

$49.00
Barber Colman TP-8101-0-0-1 55-85F Solid State Room Controller Kit
USED

Barber Colman TP-8101-0-0-1 55-85F Solid State Room Controller Kit

$49.99
Honeywell Chronotherm # T882A 1047-1 Vintage Thermostat.
USED

Honeywell Chronotherm # T882A 1047-1 Vintage Thermostat.

$50.00
Honeywell CT3200A1001 5-2 day Programable Thermostat Beige CT3200A
USED

Honeywell CT3200A1001 5-2 day Programable Thermostat Beige CT3200A

$49.95
Vintage Art Deco Honeywell Thermostat TA7002A1C0A with Clock-UNTESTED
USED

Vintage Art Deco Honeywell Thermostat TA7002A1C0A with Clock-UNTESTED

$24.99
Price Industries Intelligent Controller PIC Thermostat PCT Occupancy  250051-100
-20%
USED

Price Industries Intelligent Controller PIC Thermostat PCT Occupancy 250051-100

$20.79
Daikin Industries BRC1E73 Remote Controller Operation Manual ONLY
USED

Daikin Industries BRC1E73 Remote Controller Operation Manual ONLY

$12.00
Johnson Controls T-4506-203
USED

Johnson Controls T-4506-203

$25.00
Honeywell TR71 Zio Wall Module Thermostat, LCD *Mint*
USED

Honeywell TR71 Zio Wall Module Thermostat, LCD *Mint*

$79.88
Johnson Controls T-4002-202 Pneumatic Thermostat Reverse Acting
USED

Johnson Controls T-4002-202 Pneumatic Thermostat Reverse Acting

$18.00
Refurbished Digital Wall Electronic Programmable Thermostat Pro1 IAQ T705
SELLER REFURBISHED

Refurbished Digital Wall Electronic Programmable Thermostat Pro1 IAQ T705

$27.19
Thermon E7-25325 Mechanical Thermostat SPDT 22A 125-480VAC NEMA 4X Enclosure
USED

Thermon E7-25325 Mechanical Thermostat SPDT 22A 125-480VAC NEMA 4X Enclosure

$99.99
Siemens Thermostat QAA2280 5 PACK
USED

Siemens Thermostat QAA2280 5 PACK

$300.00
Daikin Programmable Wall-Mounted Thermostat White Digital Display Push Button
USED

Daikin Programmable Wall-Mounted Thermostat White Digital Display Push Button

$75.00
HotelTech Ultra LT24A3 digital thermostat white 24V AC/DC Feed heat/cool
USED

HotelTech Ultra LT24A3 digital thermostat white 24V AC/DC Feed heat/cool

$31.40
Lot of 3 Honeywell Thermostats RTH111B-1024 Non-Programmable CLEANED TESTED GUC
USED

Lot of 3 Honeywell Thermostats RTH111B-1024 Non-Programmable CLEANED TESTED GUC

$44.99
Barber Colman TP-8101-0-0-1 55-85F Solid State Room Controller Kit
USED

Barber Colman TP-8101-0-0-1 55-85F Solid State Room Controller Kit

$49.99
Inkbird IHC-200 Humidity Controller Dual Outlet Sensor 120V + Ultrasonic Fogger
USED

Inkbird IHC-200 Humidity Controller Dual Outlet Sensor 120V + Ultrasonic Fogger

$34.99
GENUINE HONEYWELL T631A 1006 FARM-O-STAT TEMPERATURE CONTROLLER 35-100°F
USED

GENUINE HONEYWELL T631A 1006 FARM-O-STAT TEMPERATURE CONTROLLER 35-100°F

$75.00
Therm-O-Disc 7135 AW Adjustable Thermostat 110-170F 6000W 208-480VAC 3000W120VAC
USED

Therm-O-Disc 7135 AW Adjustable Thermostat 110-170F 6000W 208-480VAC 3000W120VAC

$9.98
TPI ET9DWTS Heat Only Thermostat
USED

TPI ET9DWTS Heat Only Thermostat

$29.97
LOT OF 2 Alerton PM7147  Microset   BACtalk Wall Sensor Thermostat
USED

LOT OF 2 Alerton PM7147 Microset BACtalk Wall Sensor Thermostat

$80.00
Honeywell TEMPERATURE CONTROL T675A-1532
-15%
USED

Honeywell TEMPERATURE CONTROL T675A-1532

$64.31