MSA (Mine Safety Appliances Company)

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Cranberry Township, PA  |  800-672-2222

At MSA, we dedicate ourselves to protecting lives by delivering products and technologies that safeguard workers in critical environments. We design and manufacture advanced safety solutions that give our customers confidence and peace of mind. Our expertise extends across gas detection, respiratory protection, and safety monitoring, with leak detectors being one of the cornerstones of our portfolio. We engineer these instruments with precision to help organizations quickly identify and address potential hazards, reducing risk and ensuring compliance with safety standards.

We view our role not only as a manufacturer but as a trusted partner in safety. Our teams work closely with customers to understand their unique challenges, and we provide the tools and services that make their operations safer and more efficient. Whether developing new detection technologies, providing calibration and maintenance support, or offering training programs that help teams respond effectively in critical moments, we strive to deliver solutions that make a measurable difference.

Leak Detectors Power Pages

Leak Detector

Leak Detector

A leak detector is a sensor used for monitoring a system that contains liquids, gasses, or other substances to ensure that the contained materials do not escape, leak, or otherwise leave the system. The leak detection process involves…

Gas Detectors

Industrial Gas Detector

A gas detector is a safety device that is designed to detect the concentration of gasses using various types of sensors including combustible, infrared point, ultrasonic, photoionization, metal oxide semiconductor (MOS), and electrochemical sensors…

Calibration Services

Calibration Services

A calibration service is a service aimed at detecting the inaccuracy and uncertainty of a measuring instrument or piece of equipment. In calibration, the device under test (DUT) is compared to a reference of known value to determine the deviation of the measurement from the true value…

Types of Flow Meters

Types of Flow Meters

A flow meter is a flow rate measuring device used to determine the linear or nonlinear mass and volumetric flow of a liquid or a gas. The many names of flow meters include flow gauge, flow indicator, liquid meter, and flow rate sensor…

Mass Flow Meters

Mass Flow Meters

A mass flow meter is a way of measuring the volume or mass of a gas or liquid passing through a system at a specific point in the flow system. They are used to measure linear, nonlinear, mass, and volumetric flow rates…

Ultrasonic Flow Meters

Ultrasonic Flow Meters

An ultrasonic flow meter measures the flow of a liquid or gas by sending ultrasonic waves across a pipe, containing the flow in the direction of the flow and in the opposite direction of the flow. The ultrasonic waves and the velocity of…

Test and Measurement Equipment
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