RCEXL Mini Tachometer V3.0 – Precision RPM Meter for RC Gasoline Engines

The RCEXL Mini Tachometer V3.0 is a compact, high-precision RPM measurement instrument designed for accurately monitoring the rotational speed of small gasoline engines used in RC models and compact power systems.

This tachometer enables real-time engine speed measurement by detecting ignition signals, making it an essential tool for engine tuning, performance optimisation, diagnostics and preventive maintenance. Its lightweight and portable design allows easy use in the field, workshop or laboratory environment.

Beyond RC hobby applications, the RCEXL Mini Tachometer V3.0 is widely suitable for engineering test benches, educational training, mechanical research, prototype development and experimental combustion systems, wherever accurate RPM feedback is required for small internal combustion engines.

Reliable, simple to operate and trusted by engine builders worldwide, this tachometer is an indispensable addition to any engine monitoring toolkit.

MOQ: None. This product has no MOQ

Available for individual users, workshops, educational institutions and professional environments

This product is supplied as a genuine RCEXL diagnostic instrument.
Guidance is available for installation, compatibility and correct usage, ensuring accurate readings and safe operation.

Key Features

Accurate RPM measurement for small gasoline engines

Detects engine speed via ignition signal

Compact and lightweight design

Ideal for tuning and diagnostics

Improves engine performance and reliability

Simple operation with clear digital display

Suitable for field, workshop and laboratory use

Technical Overview

Function: Engine RPM measurement

Compatibility: Gasoline RC engines and small ignition systems

Measurement Method: Ignition signal detection

Display: Digital

Power: Internal battery (manufacturer supplied)

Product parameters: 

Input voltage range: 3-12V; 

The current consumption is 25-60 mA. 

The tachometer shows up to 30,000 revolutions. 

Actual speed = display number * 10;

 Shape size: 54*20*15mm 

Display size: 30*15mm 

Weight: 19 grams

Explore other tools in Engine Monitoring & Diagnostic Tools

Commonly used with RC Engines and ignition systems