Reed Relays control Multiple Automobile circuits

Reed Relays are integral components in various automotive electronics applications, serving critical functions such as signal switching through reed relays. These versatile devices that use reed switches, play a key role in enhancing the functionality and safety of modern vehicles across a range of systems and circuits. Reed Relays can be designed to use multiple reed switches in normally open, normally closed or in bi-stable forms in a single housing to switch different logic circuits.

Miniature reed relays are commonly employed in automobile climate control circuits, where they facilitate the precise switching of high loads to activate or deactivate heater and air conditioning systems. Additionally, reed relays are utilized in turn signal circuits, providing reliable control over indicator lights for enhanced visibility and safety on the road. Moreover, they are integrated into applications for overload protection and safety, ensuring the integrity of vital vehicle systems under various operating conditions.

The robust design of reed relays enables them to withstand hundreds of thousands of operations while consistently operating within the required voltage range. This reliability ensures uninterrupted performance and longevity in demanding automotive environments, contributing to the overall efficiency and durability of vehicle electronics systems.

The widespread use of reed relays in automobile electronics underscores their versatility, reliability, and importance in enhancing vehicle performance, safety, and efficiency. From climate control and signalling to safety cut-out mechanisms, reed switches play a vital role in shaping the functionality and reliability of modern automotive systems.

Application Classification

Applications are classified as Position Sensing, Pulse Counting, Electromagnetic or Relay, Temperature Sensing or Magnet Biasing types. This application is classified as follows and the link gives more information on best practices to help select the most suitable AT band and matching magnet.

Relay or Electromagnetic Coil Type

When it is necessary to control a circuit load by using a separate low-power signal, or where the states of several circuits must be Continue reading -> Sep 3, 2024

Recommended Products

The Reed Switches and Sensors used in such applications need to be robust, durable and efficient in meeting a high life expectancy. Our engineers work hard in life testing our products under various conditions, and our intention is to ensure end product durability and life. Although we wouldn’t want to restrict any of our products for use in only certain applications, the recommended products for use in this application are listed below.

Close Differential Reed Switch, MC-1425

MC-1425 Close Differential Reed Switch with Full Length LeadsMC-1425 Close Differential Reed Switch with Cropped LeadsMC-1425 Close Continue reading -> Jun 18, 2025

Line Voltage switching Reed Switch, LV-1925

Full Length LeadsCropped LeadsSMD Formed LeadsVertical MountingHorizontal Mounting starFeaturesContact Rating Configurable. Ruthenium Continue reading -> Jul 14, 2025