J&D Manufacturing 8 Stage Ventilation Controller

J&D Manufacturing 8 Stage Ventilation Controller


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J&D Manufacturing Brand Product

Availability: In stock

Lead time: Lead time varies; ships within 2 weeks


8 Stage Ventilation Control

This is an 8 stage control with two independent variable speed stages and 6 on/off relays. Relays can be set to heating or cooling. It features a two line, 24 character LCD display screen and password security to prevent unauthorized setting changes. Display can be set to read as Fahrenheit or Celsius. Includes one 30 foot temperature probe. Optional lengths are available up to 500’ and this control can take up to 4 sensor inputs. Ambient temperature range of 32 – 113 degrees Fahrenheit. Sealed enclosure measures 11” x 8” x 6”.

The JD-26PLUS ventilation control includes two independent variable stages (12 FLA) and six relay stages (12 FLA). Inputs include up to four interior temperature sensors, one exterior temp, one humidity sensor, and two potentiometer inputs. The JD-26PLUS has fully configurable relay stages perfect for heating, cooling, duty cycles, curtains and actuators.

Modular board design allows you to easily replace, repair, and upgrade individual relay boards while leaving the housing in place. Compatible with FarmQuest, FarmSite and Wi Farm telesystem technologies

Features of the JD26PLUS

  • Easy to use navigation buttons
  • 2 line by 24 character screen
  • 8 hot keys for quick access
  • On screen help
  • Indicator status lights for outputs
  • Fahrenheit or Celsius display
  • Adjustable motor curves
  • Fully configurable relay stages (12FLA)
  • Includes standard 30 ft. temperature sensor (extendable up to 500 ft.)
  • Ambient temperature range 32° to 113°F (0° to 45°C)
  • 115 or 230 Volt, 50/60 Hz

Input Capabilities:

  • Up to 4 inside temperature sensors
  • 1 outside temperature sensor
  • 1 humidity sensor
  • 2 potentiometer inputs


  • 2 independent variable stages (12 FLA)
  • 6 relay stages (12 FLA)
  • 1 Alarm relay
Tech Specs


BrandJ&D Manufacturing
Weight (lb.)14
Lead TimeLead time varies; ships within 2 weeks
Length (in.)15
Width (in.)15
Height (in.)6
Warranty2 Year
Prop 65No
Controller FunctionsTemperature Control, Humidity Control, Ventilation Control
Has PhotocellNo
Amps12 Amps
Voltage120/240 Volts
Frequency50/60 Hz
UL ListedNo