Hall-effect latches and switches are not a specific brand but a category of electronic components used for position sensing, speed detection, and current measurement in various industries. These devices are produced by multiple global companies, including Allegro MicroSystems (USA), Infineon Technologies (Germany), and Honeywell (USA). They serve industries such as automotive, industrial automation, consumer electronics, and aerospace. Key products include Hall-effect sensors, switches, and latches, which provide non-contact magnetic sensing solutions for applications like brushless DC motor control, gear-tooth sensing, and proximity detection.