The LT4 Heat & Pressure Controller

Press Smarter From Day One

The LT4 Heat and Pressure Controller takes the guesswork out of pressing rosin by giving you precise, repeatable control over temperature, pressure, and timing. It helps protect quality, improve consistency, and save time on every press. For new operators, built-in presets make the process easy to learn and simple to repeat, even with limited experience.

Black electronic device with digital display and control buttons on a black background
Black electronic device with digital display and control buttons on a black background

Enhanced Features

  • On Screen Pressure Graphing

    Reduce blowouts and stabilize yields with active platen psi graphing

  • Fully Backwards Compatible

    Use your existing LT3 heating elements and any Lowtemp Rosin Press ever made

  • Precision Press Control

    Heats plates faster and stabilizes temperature better for 
more precision control

  • Bluetooth and WiFi

    Automatic OTA updates keep your LT4 running the latest software at all times

  • 7" Capacitive Touch Screen

     40% larger with more computing power for a smoother experience

  • Recipe Library and Timer

    Save your best runs and standardize your process across batches or operators

Get Yours
Digital control panel with temperature and pressure display on a white background

LT4 Rosin Press Controller

$399.00
  • Reduce blowouts and stabilize yields with active platen psi graphing
  • A bigger, brighter, and more responsive touchscreen with ample computing power
  • More precise temperature and pressure readings
  • Built with modern, reliable technology
  • Drops right into your existing Lowtemp setup
  • The LT4 does not include  heating elements or a pressure sensor. Old LT3 heating elements and pressure transducer are compatible
Learn More

User manual

Download the complete user manual for detailed instructions and specifications.

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