Discontinued Products | OJ Electronics - Controllers & Sensors
  • Industries
  • Drives
  • Controllers & Sensors
  • Thermostats
  • About us
  • Login
  • Home
  • Controllers
  • Sensors
  • Miscellaneous
  • News & Knowledge
  • Career
  • Support
  • Contact
  • Home
  • Products
    • Controllers
    • Modular and compact systems
    • Compact systems
    • Cloud solution
    • Sensors
    • Air Quality
    • Humidity
    • Pressure
    • Temperature Sensors
    • Temperature Transmitters
    • Misc.
    • Power Controllers
    • Room Control
    • Temperature Controllers
    • Discontinued Products
  • News & Knowledge
  • Career
  • Support
  • Contact
    • Contact
    • Find us
    • HVAC Partners & Distributors
    • Subsidiaries & Agencies
  • Industries
  • Drives
  • Controllers & Sensors
  • Thermostats
  • About us
  • Login
Searching for something?

Home Discontinued Products

Product category:Discontinued Products

Products which are at the end of their product life cycle, thereby not optional for new projects.

Products
  • AHC-3000-S, Standard Compact AHU Controller from OJ Electronics A/S

    AHC-3000-S
    Standard Compact AHU Controller

    Discontinued product

    The standard configuration is simple control of two fans and heat recovery with a 0-10V signal.

    View product

  • AHC-3000-B, Compact AHU Controller with Bluetooth from OJ Electronics A/S

    AHC-3000-B
    Compact AHU Controller with Bluetooth

    Discontinued product

    The standard configuration is simple control of two fans and heat recovery with a 0-10V signal.

    View product

  • Three Phase Power Controllers, discont. EFS from OJ Electronics A/S

    EFS
    Three Phase Power Controllers

    Discontinued product

    EFS is a series of power controllers designed to control temperature via electric heating elements.

    View product

  • HTH-6122, Humidity Transmitters from OJ Electronics A/S

    HTH-6122
    Humidity Transmitters

    Discontinued product

    HTH is a series of humidity transducers which are particularly suitable for measuring air humidity in rooms and ventilation systems.

    View product

  • EHP Hygrostat from OJ Electronics A/S

    EHP
    Humidity Controller

    Discontinued product

    EHP is a series of controllers for regulating air humidity on the basis of a signal received from an air humidity transmitter.

    View product

  • Air2 Lon Gateway from OJ Electronics A/S

    OJ-Air2LON
    Modbus- to LON-converter

    Discontinued product

    OJ Air2 LON Gateway is a RS485 Modbus- to LON-converter. It allows you to fully integrate the OJ Air2 system into any Building Management system, that communicates via Lon-Works protocol (FTT-10).

    View product

  • Air2-LON-A, discont. Control and Monitoring Air Handling Units from OJ Electronics A/S

    OJ-Air2LON-A
    Control and Monitoring Air Handling Units

    Discontinued product

    The OJ Air2 system has been specially designed to control air handling units and forms a complete control system where all components are fully integrated and optimised.

    View product

  • LON Gateway from OJ Electronics A/S

    OJ-LON
    LON Gateway

    Discontinued product

    LON Gateway The OJ-LON gateway provides connectivity for the OJ Electronics standard ventilation system, OJ Air, to a LonWorks network.

    View product

  • Lon Gateway from OJ Electronics A/S

    OJ-LON1
    Gateway

    Discontinued product

    The OJ-LON gateway provides connectivity for the OJ Electronics standard ventilation system, OJ Air, to a LonWorks network.

    View product

  • 2-step Thermostat ETT-2 from OJ Electronics A/S

    ETP-195x
    On/Off Electronic Thermostat

    Discontinued product

    ETP-195X Unitemp thermostats is a series of On/Off electronics thermostats for regulation and monitoring of cooling and heating installations as well as industrial plants where accurate regulation is required.

    View product

  • PRH from OJ Electronics A/S

    PRH-1212
    Constant Pressure Controller

    Discontinued product

    PRH is a constant pressure controller primarily used for controlling fans through an analogue 0-10 V signal.

    View product

  • PTC 2k Sensors from OJ Electronics A/S

    PTC 2k Sensors
    All-purpose Temperature Sensors

    Discontinued product

    A range of temperature sensors for used in heating, ventilation and cooling systems.

    View product

  • ETP-95, Allround On/Off Thermostat from OJ Electronics A/S

    ETP-97
    Allround On/Off Thermostat

    Discontinued product

    The ETP-97 thermostat is an allround On/Off thermostat for industrial use.

    View product

  • 2-step Thermostat ETT-2 from OJ Electronics A/S

    ETT-2
    2-step Thermostat

    Discontinued product

    For on/off regulation of heating plants in two steps. Available for heating function 2 types cover a scale range from 0 to +110°C. Equipped with two SPST, 6A.

    View product

  • EFS-35, Airflow Transducers from OJ Electronics A/S

    ESF-35
    Airflow Transducers

    Discontinued product

    The ESF-35 is a series of electronic airflow transducers designed for measuring the air velocity of both natural and mechanical ventilation systems.

    View product

  • ETD, Difference Thermostat from OJ Electronics A/S

    ETD
    Electronic Difference Thermostat

    Discontinued product

    The ETD is an electronic difference thermostat e.g. for ON/OFF control of the temperature difference between the heating source and storage tank in solar heating units and other types of heat recovery plants.

    View product

  • EFK 20/21, Controller from OJ Electronics A/S

    EFK-20/21
    Controller

    Discontinued product

    The EFK series is applied for accurate, electronic noise measuring. It is suitable for regulation of electric heating, for instance for floor and overhead radiation heating as well as for electric radiators.

    View product

  • ETF temperature transducer from OJ Electronics A/S

    EFT
    Temperature Transmitter

    Discontinued product

    EFT is a complete series of temperature transmitters designed for temperature control and monitoring in heating and cooling systems.

    View product

  • EBST-5, High Temp Alarm, OJ Electronics A/S

    EBST-5
    Fire Alarm

    Discontinued product

    Fire/High Temperature Thermostat EBST-5 is a series of fire and hightemperature alarms for protection against high temperatures caused by fire or the over-heating of electric heating coils. EBST-5 is a safe and reliable alarm system for both large and small heating and ventilation systems. EBST-5 has been successfully used in many large industrial installations. It …

    View product

  • EFST-6 Frost Alarm from OJ Electronics A/S

    EFST-6
    Frost Alarm

    Discontinued product

    FST-6 is a series of frost alarms designed to protect against frost damage in, for example, the waterbased heating surfaces of ventilation plants.

    View product

Quick Links

  • Support
  • Contact
  • Customer login

Get our newsletter

Sign-up here

Follow Us

OJ News

OJ Air Plus AHU Controller from OJ Electronics
June 9, 2026 OJ Launches Breakthrough Ventilation Controller
– the OJ Air™ Plus

  3 minutes read

Oj at MCE2026
February 25, 2026 Meet Us at Fiera Milano

  3 minutes read

September 26, 2025 Is it Better to Install AHU Controllers in the Field or in the Factory?

  4 minutes read

European Union updated its F-gas Regulation
September 2, 2024 On Top of the New F-gas Rules? Here’s What They Mean for Integrating Heat Pumps Into Your AHU Designs

  2 minutes read


Headquarters
Stenager 13 B
DK-6400 Sønderborg
Tel.: 73 12 13 14
oj@ojelectronics.com
  • Home
  • Controllers
  • Sensors
  • Miscellaneous
  • News & Knowledge
  • Career
  • Support
  • Contact
    • Contact
    • Find us
    • HVAC Partners & Distributors
    • Subsidiaries & Agencies
Copyright © 2001 - 2026 OJ Electronics A/S, All rights reserved. Designed by FORSSTRØM

Privacy PolicyCookie PolicyWhistleblower SystemCyber Resilient ActSitemapPress & MediaChange my cookie settings

Zero Company
Sign up to our newsletter


Want to be the first to know about industry news? Subscribe to Know-How News – OJ Electronics’ newsletter on product news, upcoming events and business inspiration.

Sign up