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HL
High-Limit Switches (HL) are electromechanical position detection devices designed for industrial automation and safety applications. These switches operate by physically contacting a moving part, such as a cam or actuator, to open or close electrical contacts at a predetermined position. They are typically available with various actuator types,...
High-Limit Switches (HL) are electromechanical position detection devices designed for industrial automation and safety applications. These switches operate by physically contacting a moving part, such as a cam or actuator, to open or close electrical contacts at a predetermined position. They are typically available with various actuator types, including roller plunger, lever arm, and whisker styles, and offer contact configurations like SPDT, DPDT, or snap-action mechanisms. Rated for voltages from 24V DC to 600V AC and currents up to 15A, they provide reliable end-of-travel or over-travel protection in machinery. Their robust construction often includes metal housings with IP67 protection for harsh environments.
High-Limit Switches are critical in sectors such as material handling, packaging, automotive assembly, and conveyor systems. They are installed in control panels, machine guards, and automated production lines to prevent mechanical damage by stopping or reversing motion when a limit is reached. Common applications include crane travel limits, elevator door positioning, and robotic arm safety stops. They also serve in HVAC dampers and valve position feedback in process industries.
Subcategories include standard roller lever switches, heavy-duty metal plunger types, and miniature versions for tight spaces. Key article codes often follow a pattern like HL-1A-2B, where 'HL' denotes the category, '1A' indicates actuator type (e.g., roller lever), and '2B' specifies contact configuration (e.g., SPDT). Examples include HL-1A-2B for general use, HL-3C-4D for high-travel applications, and HL-5E-6F for hazardous locations. These codes help identify specific actuator and electrical ratings.
We offer express worldwide shipping and personalized technical support from our team of electrical engineers. Our portal provides real-time pricing, detailed datasheets, and application guidance for selecting the correct High-Limit Switch for your automation needs. Benefit from reduced downtime and enhanced safety with our expert assistance.
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