Reed Relays and
Electronics India Limited
Manufacturer of Reed Switches, Reed Sensors and Reed-based products
Reed Relays and Electronics India Limited Incorporated in 1971
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The science behind Magnet Sensors: What makes them essential

The science behind magnetic sensors is that they are fundamental components in many modern technologies, operating on a simple yet powerful principle. They are designed with two special alloy blades encased and hermetically sealed inside a glass envelope filled with a special gas. This assembly is then over-molded to withstand shock and vibration.

When a magnet approaches, these blades take on opposite polarities of the magnet and attract each other, effectively closing the circuit. This contactless mechanism ensures high reliability and durability, making magnetic sensors essential for accurate position sensing in various applications. This science of magnetic attraction that doesn’t need power for operation is the heart of our products.

The applications of magnetic sensors are vast and critical across multiple industries. In home security systems, they are used for contactless door and window security sensing, ensuring that any unauthorized opening is immediately detected. In home appliances, magnetic sensors can detect the opening of doors, contributing to energy efficiency and user safety. Additionally, they are used in liquid level sensing applications, where a float with an embedded magnet accurately indicates the liquid level in tanks. These sensors are highly valued in industrial automation, medical devices, and automotive applications due to their precision and reliability.

Magnetic sensors, particularly reed-based types, offer significant advantages over other sensors. They are immune to electrostatic discharge and do not require power to operate, which enhances their reliability and reduces maintenance needs. Furthermore, our proprietary multilayer Ruthenium sputtering process, conducted in a chamber evacuated to 10^-6 torr vacuum, ensures stable contact resistance and long-term durability. This meticulous manufacturing process, conducted in controlled clean room environments and involving rigorous testing for nearly 15 parameters, guarantees the highest quality and consistency of our sensors.

If you are in need of magnetic reed sensors with excellent performance and reliability, contact us today. We offer competitive prices and quick turnaround times for samples, ensuring that you receive top-quality sensors tailored to your specific needs.