{"product_id":"micro-switch-1ls1-4pg-honeywell-general-purpose-limit-switch","title":"MICRO SWITCH 1LS1-4PG Honeywell General Purpose Limit Switch","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eHoneywell 1LS1-4PG\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance, heavy-duty limit switch engineered for precision position sensing in rigorous industrial environments. Part of the renowned MICRO SWITCH LS compact series, this device utilizes a side-rotary actuator mechanism to convert mechanical motion into a reliable electrical signal. Designed with a rugged die-cast aluminum housing, the 1LS1-4PG provides exceptional durability against mechanical shock and vibration. It serves as a critical safety and control interface, ensuring that machinery stops, starts, or cycles at the exact programmed physical limits. The \"PG\" designation indicates a specialized conduit threading, facilitating seamless integration into international electrical systems that require PG13.5 cable entries.\u003c\/p\u003e\n\u003ch3\u003eElectromechanical Performance Metrics\u003c\/h3\u003e\n\u003cp\u003eThe 1LS1-4PG is built to sustain millions of operations under demanding electrical loads. Its hardware profile is detailed as follows:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eActuator Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSide Rotary, Standard Roller Lever\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCircuitry:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSingle Pole Double Throw (SPDT), Double Break (1NC\/1NO)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHousing Material:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIndustrial-grade Die-cast Zinc \/ Aluminum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConduit Interface:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePG 13.5 Threading\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical Rating:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e10 Amps Continuous (AC\/DC compatible)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSealing Level:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIP67 \/ NEMA 1, 3, 4, 6, and 13 protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Force:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.51 Nm [4.5 in-lb] maximum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-29°C to 71°C [-20°F to 160°F]\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.55 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e102.1 mm x 30.2 mm x 40.0 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHigh-Demand Industrial Deployments\u003c\/h3\u003e\n\u003cp\u003eThis limit switch excels in applications where precision and environmental resilience are mandatory. In automotive assembly lines, the 1LS1-4PG monitors the precise positioning of conveyor carriers and robotic arms, preventing mechanical over-travel. It is equally effective in material handling systems and overhead cranes, providing end-of-travel protection to ensure operator safety. Furthermore, its robust sealing makes it an ideal solution for outdoor agricultural machinery and heavy-duty valve actuators, where exposure to dust, splashing water, and oil is constant. By integrating this switch into a Distributed Control System (DCS) or PLC network, engineers can achieve deterministic feedback for high-speed automated processes.\u003c\/p\u003e\n\u003ch3\u003eDelivery and Handling\u003c\/h3\u003e\n\u003cp\u003eDelivery time: 3-5 days when payment finish, BY DHL\/FEDEX\/UPS. All units are shipped in anti-static industrial packaging and factory-sealed boxes to maintain component integrity during international transit.\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the lever arm on the 1LS1-4PG be adjusted for different angles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, the rotary lever is fully adjustable throughout a 360-degree range around the shaft, allowing for flexible mounting and specialized mechanical actuation paths.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of the SPDT Double Break circuitry in this model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The double-break mechanism splits the electrical arc across two sets of contacts, which significantly reduces contact wear and heat generation, thereby extending the electrical life of the switch in high-cycle applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the 1LS1-4PG suitable for use in wash-down environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Absolutely. With its IP67 and NEMA 4 ratings, the switch is specifically designed to withstand low-pressure water jets and immersion, making it suitable for food processing and outdoor industrial use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this model support international conduit standards?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, the \"PG\" in the model number denotes a PG 13.5 internal thread, which is a standard European conduit size, ensuring compatibility with international cable glands and fittings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I verify the contact state for maintenance purposes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The switch features an internal terminal block accessible via the removable front cover. You can utilize a standard multimeter to check continuity across the Normally Closed (NC) and Normally Open (NO) terminals during manual actuation.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45518950400173,"sku":"1LS1-4PG","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/honeywell-1ls1-4pg-limit-switches-su3estjftwr.jpg?v=1766982729","url":"https:\/\/www.maxwellplc.com\/products\/micro-switch-1ls1-4pg-honeywell-general-purpose-limit-switch","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}