Autool LM120+ Digital Manifold Gauge is a precise mechanical tool used for HVAC and refrigeration system diagnostics. It measures pressure within manifold systems to help technicians analyze system performance, detect leaks, and maintain optimal refrigerant levels. The digital nature of this unit aids in easy and accurate readings compared to traditional analog gauges.
This manifold gauge is part of the Autool brand lineup and includes built-in functionality tailored to refrigeration work. It incorporates a trichromatic tube for clear visual feedback and two wired temperature clips that assist in temperature measurement during system checks. These features enhance the user’s ability to diagnose and troubleshoot complex refrigeration circuits effectively.
When selecting this manifold gauge, ensure compatibility with your service environment and refrigerant type requirements. Matching the model and specifications of your existing tools or equipment ensures the best utility and operational efficiency. For professional HVAC or refrigeration technicians, this gauge supports essential diagnostic functions that are critical for maintenance and repair tasks.
- Digital pressure measurement for manifold applications
- Trichromatic tube display for clear readings
- Included temperature clips for temperature monitoring
Compare this unit with your current gauge, particularly in terms of compatibility with refrigerants and system fittings. For further inquiries or specialized needs, consulting the sales desk or submitting a part request can help secure the correct tool for your job.
If this repair may need matching clips, brackets, lights, panels or more than one part, check more Manifold, Quick Repair Bundle or Request a Part before ordering.

