Monitor your vehicle's vital systems with a single, versatile gauge setup. This ZMFJH 52mm gauge displays fuel level, water level, voltage, oil pressure, and oil temperature, all with a customizable 7-color backlight and built-in alarm warnings.

Designed for a wide range of vehicles including cars, boats, and marine applications, this gauge provides critical real-time data to help you drive with confidence. The moving-magnet needle mechanism ensures reliable and accurate readings, even in environments with vibration.

This gauge features a stepper motor for precise needle movement, low power consumption, and a long service life. The ultra-wide working voltage design allows it to operate reliably from 9 to 32V, with a maximum tolerance of 36V for short periods. The IP67 waterproof rating adds durability for use in marine and outdoor conditions.

With an easy-to-read LCD display and a simple interface, you can quickly switch between monitoring modes and set your preferred alarm thresholds. The gauge comes with a multi-plug socket and installation instructions for straightforward setup.

Key Features and Benefits

- 7-color backlight that lets you match the gauge lighting to your dashboard or personal preference

• Built-in alarm set points for low voltage, low fuel, high water temp, low oil pressure, and high oil temp that alert you to potential issues before they become serious

• Stepper motor drive that provides precise needle movement and long-term reliability

• IP67 waterproof construction that protects the gauge from water and dust in harsh environments

• Ultra-wide working voltage (9-32V) that ensures stable operation across different vehicle electrical systems

Who Is This For

- Car owners who want to monitor engine health with a single, multi-function gauge

• Boat and marine enthusiasts who need a waterproof and reliable gauge for on-water use

• DIY mechanics and automotive hobbyists who prefer a straightforward installation with a multi-plug socket

• Fleet or commercial vehicle operators who require real-time alerts to prevent costly breakdowns

Usage Scenario

Mark, an avid boater, noticed his engine temperature creeping up during a long day on the water. His ZMFJH gauge immediately triggered the high-temperature alarm, giving him enough time to reduce speed and check the cooling system before any damage occurred. The clear, color-coded display and audible alert helped him respond quickly and avoid a costly repair.

Micro Comparison

Unlike basic single-function gauges that require multiple units to monitor different systems, this ZMFJH gauge combines five critical readings into one compact 52mm housing. The 7-color backlight gives you more customization than standard white or blue-only gauges, while the built-in alarm thresholds provide an extra layer of safety that many basic gauges lack.

Specifications

- Fixing dimension: 52mm

• Voltmeter range: 8~16V

• Alarm set: <11.5V (voltmeter)

• Working voltage: 9~32V

• Backlight: 7 color light

• Material: Plastic shell

• Waterproof rating: IP67

• Item weight: 150g

Package Includes

- 1x Voltmeter gauge

• 1x Multi-plug socket

• 1x Installation instruction

Why You Will Love It

You get complete engine monitoring in one compact gauge, saving space on your dashboard. The customizable backlight lets you personalize your setup, and the built-in alarms give you peace of mind that you will be alerted to problems early.

Questions and Answers

Question: Does this gauge come with sensors?

Answer: No, this listing includes only the gauge. Sensors for fuel level, water temperature, oil pressure, and oil temperature are sold separately.

Question: What is the size of this gauge?

Answer: The gauge has a fixing dimension of 52mm (2 inches).

Question: What voltage range does the voltmeter measure?

Answer: The voltmeter measures from 8 to 16V DC.

Question: Is this gauge waterproof?

Answer: Yes, it has an IP67 waterproof rating, making it suitable for marine and outdoor use.

Question: Can I change the backlight color?

Answer: Yes, the gauge features a 7-color backlight that you can switch to match your preference.

Question: Does the gauge have an alarm function?

Answer: Yes, it has programmable alarm set points for voltage, fuel level, water temperature, oil pressure, and oil temperature.