Refrigerant Management System 37880 with Full Color Display
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SAE J2788 and J2788H Compliant Series

Now with full color graphic display, advanced user interface and onboard diagnostics, automatic scale calibration, remote troubleshooting and vacuum hold.

The RMS 3788X Automatic provides full cycle recovery/recycle/evacuate/recharge to easily and quickly bring the vehicle back to factory specifications.

The RMS 3788X is designed with a unique flush feature and is OEM approved for use with high voltage compressor A/C systems.

New features and innovative tools may be added to our firmware. To check to see if you have the most up-to-date firmware update, click on the button below.


    The RMS 3788X Automatic provides full cycle recovery/recycle/evacuate/recharge to bring the vehicle back to factory specifications. Plus, it’s fully compliant with SAE J2788 requirements.

    RMS 3788X Capabilities:

    • Built-in oil injection
    • High or low side charging
    • Fully automatic air purging to constantly monitor and purge non-condensables
    • Fast tank refills with no hose changes
    • Automatic tank conditioning to ensure a proper charge every time with no need to start the vehicle during charging
    • Refrigerant management system that keeps track of information on A/C service work
    • Built-in self-diagnostics
    • Maintenance reminders for oil and filter changes
    • An LCD alerts technicians to change vacuum pump oil and filters
    • Automatic scale calibration to +/- 0.25 oz. exceeds industry specifications and results in accurate charging every time
    • Single-pass filtering system
    • Automatic shut-off for full tank and high pressure
    • Heavy-duty shock-resistant scale for accurate charging
    • Two-stage, 5 CFM vacuum pump for fast, high-efficiency evacuation

    RMS 3788X Features:

    • Approved to SAE J2788
    • 50-pound storage tank – 20 pounds greater than most competitive units
    • 10′ premium YELLOW JACKET® PLUS II™ hoses for easy connection to even hard-to-reach fittings. Approved SAE J2196 (15′ hose for 37882 & 37886)
    • 3.5″ color-coded gauges with follower needles, easy-to-read even inside the vehicle
    • High-impact plastic cabinet with rounded corners and edges helps prevent damage to vehicles
    • Large pneumatic tires for easy mobility
    • Built-in accessory tray
    • Full factory tested after a 34-point quality check
    • Free training, setup and lifetime technical support
    • One-year parts and labor warranty
    • Optional integrated refrigerant identifier and printer

    RMS 37887 Features:

    • Approved to SAE J2788 with hybrid addendum
    • Allows simple and quick clearing of the service hoses to minimize PAG oil contamination
    • Reduces oil contamination well below the allowable amount
    • Eliminates the need to worry about cross contamination of oil
    • Fully automatic
    • 50 lb. storage tank
    • Lifetime technical support
    • Also available with integrated printer and identifier (37837)
    • Recovery tank: 50 lbs.
    • Dimensions: 22″W x 29″D x 45″H
    • Weight: 219 lbs.
    • Compressor: 1/2 hp hermetic
    • Vacuum pump: 2-stage 5 CFM
    • Hoses: 10′
    • Air purge: Automatic
    • Hour meter: Yes
  • UPCs



    For Passenger Vehicles (Cars, Trucks, SUVs)


    Automatic RMS with 10′ hose and 5 CFM vacuum pump


    Automatic RMS with 10′ hose, 3 CFM vacuum pump and integrated printer


    Automatic RMS with 10′ hose, 3 CFM vacuum pump and integrated micron gauge

    For Vans, Buses, Heavy Equipment and Aircraft


    HD 15′ hoses and 5 CFM vacuum pump

    For Hybrid and Standard Passenger Vehicles


    Automatic RMS with system integrated printer

    Replacement Parts


    High capacity filter


    Hose strap kit


    YJII® Vacuum Pump and Adapter Plate


    YJII® Vacuum Pump 4 CFM 230V (for 37885/37886)


    YJII® Vacuum Pump 5 CFM 120V


    YJII® Adapter Kit for 3783X/3788X