GUTA GT40 RV TPMS with 8 Sensors

TPMS: The GUTA GT40 RV Tire Pressure Monitoring System pairs an LCD monitor with cap sensors and is listed as a set of eight. It is designed to monitor tire pressure and temperature and provide alerts, with solar and USB charging for the display. The claimed range and accuracy are manufacturer specifications, not independently verified measurements.

At a glance

The listing describes external cap sensors and a monitor for RVs, trailers, trucks, and pickups.
The manufacturer claims pressure readings from 0 to 199 PSI with error below 2 PSI.
A stated transmission distance of up to 36 feet is given. A repeater is not included.
Solar and USB charging are claimed for the monitor, with automatic backlight adjustment and a sleep mode after the vehicle stops for 10 minutes.
The listing describes alerts for fast leaks, high or low pressure, high temperature, low sensor battery, and lost sensor signal.

Price

$206.99Save 20%

Reference price: ~~$259.99~~

Price checked: Nov 14, 2026

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Often bought together

GUTA Repeater - GB30 TPMS System Signal Booster for Extending Sensing Range | 433.92 MHz, Compatible with GT20, GT30, GT40, GT50, GT60, GT80 and GT90 systems

$43.99

Pros and cons

Pros

Eight sensors are specified, and the claimed system capacity includes up to two spare tires in addition to eight main tires.
USB charging provides an alternative to solar charging in low sunlight, according to the listing.
The monitor is described as retaining tire monitoring during its energy-saving sleep mode.

Cons

A repeater is not included, which may matter if the claimed transmission distance does not suit the vehicle setup.

Technical specifications

13 specifications

Identity
Brand	GUTA
Model	tire pressure monitoring system
Item model number	GT40

Monitoring and alerts
Sensors in set	Set of 8 Sensors
Tire pressure reading range	0 to 199 PSI
Claimed pressure error	less than 2 PSI
Claimed transmission distance	up to 36 feet
Claimed tire capacity	up to 8 main tires and 2 spare tires
Alarm modes	6 alarm modes

Display and charging
Screen technology listed	LCD
Charging	USB cable charging & solar charging

Dimensions and installation
Weight listed	1.15 pounds
Package dimensions	8.74 x 6.06 x 2.44 inches

What to know before buying

Listing details to confirm

The claimed range of up to 36 feet, pressure error below 2 PSI, and 0 to 199 PSI measurement range are manufacturer statements, not independent test results. The listing's headline says six alarm modes, while its detailed description enumerates five categories, so the exact mode count is inconsistent. The monitor is also said to enter sleep mode while tire data continues to be monitored. Confirm how stationary readings are displayed and whether the set's eight sensors suit the intended wheel layout.

Who is it for?

A good fit for

RV and trailer owners wanting pressure monitoring across up to eight main tires, with capacity claimed for two spare tires as well.
Drivers who prefer a monitor that supports both solar and USB charging and includes audible and visible alerts.

Less suited to

Buyers who need a repeater included in the kit.
Buyers who require independently verified sensor accuracy or a confirmed count of alarm modes.

GUTA GT40 RV TPMS with 8 Sensors · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 60 ratings

5 stars73%73%
4 stars14%14%
3 stars7%7%
2 stars3%3%
1 star3%3%

Customer feedback describes the system as easy to install and functional, with positive mentions of quality, battery life, and reassurance from monitoring. Some customers praise accuracy while other feedback is mixed on that point. For buyers relying on the stated pressure readings, this makes checking the readings against a trusted pressure gauge a sensible step, especially since the accuracy specification is a manufacturer claim.

Positive themes

Customers mention easy installation, functionality, quality, and battery life.
Some feedback describes the monitoring as reassuring.

Mixed feedback

Customer feedback on accuracy is mixed.

Frequently asked questions

How many tires can the GT40 monitor?

The listing claims monitoring for up to eight main tires and two spare tires. The product title identifies the set as eight sensors, so check sensor quantity against the wheel positions you need to monitor.

What pressure range does the listing claim?

The stated range is 0 to 199 PSI, with claimed error of less than 2 PSI. These are listing specifications, not independently verified measurements.

Does the package include a repeater?

No. The listing explicitly says the repeater is not included.

How is the monitor charged?

The listing says the monitor supports solar charging and USB cable charging, with USB offered for low-sunlight conditions.