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Ranco 112000 Digital Temperature Controller, 24v


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SKU: AQ002


  • Electronic Temperature Controls
  • Digital display
  • Thermistor sensor: 1/4 dia. x 2"L
  • Cable Length (in.): 96
  • Displays error codes.
More Information

Product Description

The Ranco ETC 112020-000 (also known as 112000-000) is a microprocessor-based temperature controller suitable for switching 24Volts at up to 16Amps for heating or cooling applications making it suitable for a wide range of applications. This is a great universal controller for any application where switching 24Volts or temperatures outside that of a normal home thermostat is required. The sensor with an 8' foot cable and instructions are included with the unit.

Typical Applications

Heating or cooling applications

Performance Data

  • Temperature Setpoint Range: -30° to 220°F
  • Differential range: 1° to 30°F
  • Input Voltage: 24 Volts
  • Switch Action: SPDT
  • Sensor: Thermistor, 2" long x 1/4"dia with 8' cable (included)
  • Ambient humidity: 0 to 95% RH, non-condensing
  • Enclosure: NEMA 1
  • Dimensions: 6.52" high x 2.7" wide x 2.48" deep
  • Agency Approvals: UL listed, file E94419, Guide XAPX, CSA certified, file LR68340, class 4813 02


  • LCD read-out for sensor temperature, control settings, and relay status
  • EEPROM memory retains control settings during power outages
  • Keypad lockout to prevent end-user alteration of settings
  • 8 foot lead with sensor is extendable up to 400 feet using 18 or 22-gauge thermostat wire
  • Easy 4-step set-up
  • Heavy-duty relay is 1 HP rated
  • Selectable °F or °C heating/cooling modes
  • Single and two stage models
  • White backlight on display
  • Sensor rated IP67 for dust and water (<1m) resistance
More Information
Item Line Voltage Thermostat
Type Electronic Temperature Control
Switch Type SPDT
Switch Action Open / Close on rise
Number of Switches 1
Control Range (F) -30 to 220
Differential (Deg. F) 1 to 30
Height (In.) 6-1/2
Width (In.) 2-3/4
Depth (In.) 2-1/2
Temp. Sensitivity (Deg. F) + - 1
Sensor Type Thermistor
Sensing Bulb Dia. (In.) 1/4
Sensing Bulb Length (In.) 2
Capillary Length (In.) 96
Characteristics Hardware, Software or System Problems and Displays Different Error Codes for Easy Troubleshooting, EPROM Memory Retains Control Settings During Power Outage, Replaces Most Electromechanical and Electronic Temperature Controls
For Use With Heating, Cooling, Refrigeration
Color Gray
Application For Selectable Heating/Cooling Modes for Use in Hundreds of Commercial HVAC/R Applications, Keypad Lockout Switch Prevents Tampering
Display LCD
Enclosure Type NEMA 1
Voltage Range 24 to 240 VAC
Full Load Amps @ 120V 16A (NO), 5.8A (NC)
Full Load Amps @ 240VAC 8A (NO), 2.9A (NC)
Pilot Duty Contacts (VA) 125
Mounting Vertical or Horizontal
Number of Relay Inputs 1
Number of Relay Outputs 1
Number of Stages 1
0-10V Output No
Size: 27
Brand: Ranco
Made In USA: Yes

Customer Reviews

Based on 5 reviews
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My wood boiler had one and burned up in a grass fire it was a good one I have used it for years with no problem surprised me the price was cheaper than I expected thank you very much

review for Ranco 112000 Digital Temperature Controller, Aquastat

Hydronic heating system for a honey extraction shop

review for Ranco 112000 Digital Temperature Controller, Aquastat

For a wood boiler

review for Ranco 112000 Digital Temperature Controller, Aquastat

The stove I sold use them

review for Ranco 112000 Digital Temperature Controller, Aquastat

It was the product that I needed.

Ranco 112000 Digital Temperature Controller, 24v

Ranco 112000 Digital Temperature Controller, 24v