Skip Content

Want to pay an invoice? Please call us at 1-800-GRAINGER (1-800-472-4643).

Filter Results By

Water Temperature Controls

267 Results Found that Include 267 Products

Results per page:  16 | 32 | 48
Aquastat Controller
  • HONEYWELL
  • Aquastat Controller Line Voltage Thermostat
  • Item # 5TB81
  • Mfr. Model # L4008A1015
  • Line Voltage Thermostat, Remote bulb Temperature Control, Switch Type SPST, Switch Action Open on Rise,...More

  • Category : Line Voltage Programmable Thermostats
Temperature Controller
  • HONEYWELL
  • Temperature Controller Temperature Controller
  • Item # 3XK99
  • Mfr. Model # T991A1194
  • VAV Thermostat, Modulating Temperature Controller, Liquid Filled, Copper Capillary 20 Ft Length, with 1/2 In...More

  • Category : VAV Controls
2-Way, Cartridge (F)NPT 1/2 Threaded Globe Valve,
Line Volt Mechanical Tstat for Heating, 120 to 480VAC
  • TM

    Grainger Choice

  • DAYTON
  • Line Volt Mechanical Tstat for Heating, 120 to 480VAC Line Volt Mechanical Tstat for Heating, 120 to 480VAC
  • Item # 6EDY9
  • Mfr. Model # 6EDY9
  • Line Volt Mechanical Tstat, Switch Type DPST, Switch Action Open on Rise, Number of Switches 1, Control Range...More

  • Category : Line Voltage Mechanical Thermostats
Normally Closed Sweat 3/4 Motorized Zone Valve, 24VAC,
Boiler-Mounted, High or Low Limit Immersion Controller, Temp.&#x
Boiler-Mounted, High Limit, Manual Reset Immersion Controller, T
Three Way, Geothermal System Sweat 1 Motorized Zone Valve,&
Controller,Temperature
  • HONEYWELL
  • Controller, Temperature Controller,Temperature
  • Item # 3XL01
  • Mfr. Model # T991A1426
  • VAV Thermostat, Modulating Remote Bulb, Liquid Filled, Copper Capillary 5 Ft Long, with 1/2 In Dia. X 4 3/16...More

  • Category : VAV Controls
Two Way, Normally Closed, Geothermal Systems NPT 1 Motorize
Line Volt Mechanical Tstat for Heating, 120 to 480VAC
  • TM

    Grainger Choice

  • DAYTON
  • Line Volt Mechanical Tstat for Heating, 120 to 480VAC Line Volt Mechanical Tstat for Heating, 120 to 480VAC
  • Item # 6EDZ0
  • Mfr. Model # 6EDZ0
  • Line Volt Mechanical Tstat, Switch Type DPST, Switch Action Open on Rise, Number of Switches 1, Control Range...More

  • Category : Line Voltage Mechanical Thermostats
NC Sweat 3/4 Motorized Zone Valve, 24VAC, 23.5Cv, Term
Line Volt Mechanical Tstat for Process Heating, 120 to
NC Sweat 3/4 Motorized Zone Valve, 24VAC, 23.5Cv, Term
Line Volt Mechanical Tstat for Mechanical Conductive Temp C
Immersion Well Mounting (Not Included), High Limit, Lo
Boiler-Mounted, High or Low Limit Immersion Controller, Temp.&#x
5-5/8 x 2 x 2 Strap On Hot Water Control
4-1/16 x 3-3/4 x 2-5/16 Strap On Hot Water&#
Boiler-Mounted, High or Low Limit Immersion Controller, Temp.&#x
Two Way, Normally Closed, Closed System Sweat 3/4 Moto
Normally Closed Sweat 3/4 Motorized Zone Valve, 24VAC,
Boiler-Mounted, High Limit, Manual Reset Immersion Controller, T
Two Way, Normally Closed, Closed System NPT 3/4 Motori
Immersion Well Mounting (Not Included), High Limit, Lo
Powerhead,Replacement
Normally Closed Sweat 3/4 Motorized Zone Valve, 24VAC,
Line Volt Mechanical Tstat for Heating, 120 to 480VAC
  • TM

    Grainger Choice

  • DAYTON
  • Line Volt Mechanical Tstat for Heating, 120 to 480VAC Line Volt Mechanical Tstat for Heating, 120 to 480VAC
  • Item # 6EDY8
  • Mfr. Model # 6EDY8
  • Line Volt Mechanical Tstat, Switch Type DPST, Switch Action Open on Rise, Number of Switches 1, Control Range...More

  • Category : Line Voltage Mechanical Thermostats
Normally Closed Sweat 3/4 Motorized Zone Valve, 24VAC,
Aquastat Control
  • BELL & GOSSETT
  • Aquastat Control Aquastat Control
  • Item # 4RD22
  • Mfr. Model # 113223
  • Aquastat Control, For Pump Number 4RD07, 4RD08, 4RD09, 4RD10, 4RD11, 4RD12, 4RD05, 4RD06, For 1/2 Inch...More

  • Category : Circulator Controls
2-Way, Cartridge (F)NPT 3/4 Threaded Globe Valve,
Normally Open (F)NPT 3/4 Threaded Globe Valve, 24
Results per page:  16 | 32 | 48
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More