• OJ Electronics to Launch
    OJ Air™ Plus at MCE 2026

      3 minutes read

    It’s been a busy year at OJ Electronics, and we’re excited to show you why at this year’s MCE (Mostra Convegno ExpoComfort), March 24–27 in Milan. The biggest news we’ll have to share at MCE is OJ AirTM Plus – our new-generation control platform for ventilation systems. Alongside this, we’ll also present our latest dedicated …

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  • OJ Electronics
    at AHR 2026

      3 minutes read

    Dedicated Drives for Ventilation and Compressors AHR Expo 2026 is coming up fast, and we are pleased to announce that we’ll be attending this major event for the global HVACR industry with our own OJ Electronics booth. We are global leaders in developing application-specific, future-ready drives for OEMs – and North America is a market …

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  • Is it Better to Install AHU Controllers in the Field or in the Factory?

      4 minutes read

    This brief article will discuss the relative advantages and disadvantages of field-installed and factory-installed AHU controllers – and to explain why OJ Electronics takes the factory-installed approach. Let’s Start with the Pros and Cons to Installing Controllers in the Field. The Field-Installed Approach There’s a lot to be said for choosing to install your AHU …

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  • Updated OJ Compressor Drives are More Powerful Than Ever

      3 minutes read

    Our newly updated OJ drives for compressors are a highly specialized solution designed for use with scroll compressors only. They are designed to serve one purpose – but to do that extraordinarily well. In fact, the dedicated nature of these drives is precisely what enables us to pack so many advanced capabilities into them while …

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  • Choosing the Right Pulley and Motor Size for Your Rotary Heat Exchanger

      3 minutes read

    Choosing the right pulley for your rotary heat exchanger can be trickier than you might think. It’s not rocket science, but there are some calculations you’ll need to make to get it right. This brief article takes you through the process, so you end up with the most cost-efficient setup possible.Pulley and Motor Size The …

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  • DV-display, User Interface for OJ Drives, OJ Electronics A/S

    Local and Remote User Interfaces for OJ Drives®

      3 minutes read

    The OJ GEN II range has been expanded with user interfaces. Based on a 2” color touchscreen, the interfaces are available in a local variant (either pre-installed in the drive or supplied as spare part for simple installation on existing drives) and a remote variant mounted separately from the drive on a DIN rail or …

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  • ISH2025 OJ Electronics A/S

    OJ Electronics to Launch Drives for Scroll Compressors Plus Updates at ISH in Frankfurt

      3 minutes read

    It’s been a busy year for OJ Electronics, and we are looking forward to showing off some of what we’ve been up to at ISH 2025, March 17–21 in Frankfurt. At our stand this year, we’ll be filling visitors in on a range of product improvements – from an impressive software update to our DRHX …

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  • DRHX Software update

    The Best Gets Better – DRHX Software Update

      2 minutes read

    DRHX drive for rotary heat exchangers is about to receive a software update that introduces several new features and benefits.Even More Options This latest update is all about giving you and your customers more options – whether during fault-finding and remediation or in connection with retrofitting older systems. Let’s look at these two improvements before …

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  • OJ DV drives now power PMsynRM motors

    DV Drives Now Power
    PMsynRM Motors

      2 minutes read

    The HVAC market has seen growing interest in Permanent Magnet synchronous Reluctance Machine (PMsynRM) motors. Economical, quiet, and free of rare earth materials, these motors are a great alternative for numerous HVAC applications in different markets.   That is why we are pleased to announce that OJ Electronics DV drives can now power the PMsynRM …

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  • DV, DC and DRHX drives and MRHX motors now ignition-protected

    DV, DC and DRHX Drives and MRHX Motors Now Ignition-Protected

      2 minutes read

    We are pleased to announce that all OJ Electronics DV, DC and DRHX drives and MRHX motors are now certified as ignition-protected components. In the United States, Canada and other countries that use the UL standard, this means these products are in compliance with UL 121201 Class I, Division 2. In Europe, the products are …

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