The New TireMinder TM-77-4 Tire Pressure Monitoring System features updated software and a large display to make monitoring your RV, Motorhome, 5th Wheel, Motor Coach, or Trailer easier than ever.
System Features: • Upgraded High Power Antenna
• Visual and audible alarms
• Blow-out alarms
• Rhino Signal Booster included for optimal signal strength
• Transmitters check for tire issues every 6 seconds
• Transmitters send updated pressure and temperature readings every 4 minutes (if no issue found)
• Fast and slow leak alerts (3 PSI or more in 2 minutes or less and 6 PSI or more in 10 minutes or less)
• Low and high-pressure alerts (15% below baseline and 20% above baseline)
• High-temperature alert (alerts at 167° F)
• Replaceable CR1632 batteries
• Rechargeable monitor with battery indicator
• Single-action memory delete
• Auto-Search function allows the TM-77 to receive updated pressure and temperature readings at the push of a button
• Rapid Connect
• Lightweight 0.5-oz. transmitters
• Free Manufacturer Battery Replacement through 2022
• Award-winning customer support
Kit Includes:
• 1 TireMinder TM-77 Monitor
• 4 TireMinder Brass Transmitters (for use with brass or steel valve stems)
• 1 Hard-Wired Rhino Signal Booster with Alligator Clips
• 8 CR1632 Batteries
• 1 Mounting Bracket
• 1 Micro USB Cable and DC Charger
• 4 Locking Nuts
• 1 Wrench with Valve Core Tool
• 4 Additional O-Rings
Before You Order
Before ordering, compare part number TM22119 / TM-77-4 with the existing rv tire pressure monitor and installation requirements.
Frequently Asked Questions
Which part number identifies this rv tire pressure monitor?
The source identifies this product with part number TM22119 / TM-77-4.







