{"product_id":"micro-limit-switch-momentary-push-button-spdt-1a-125v-3pin","title":"Micro Limit Switch SPDT Momentary 1A 125V 3-Pin | Bulk Packs","description":"\n\u003ch2\u003eMicro Limit Switch – SPDT Momentary Push Button | 1A 125V | 3-Pin | Bulk Packs\u003c\/h2\u003e\n\u003cp\u003eWhether you're building electronics projects, repairing computer mice, or designing automation circuits, these \u003cstrong\u003eMicro Limit Switches\u003c\/strong\u003e deliver consistent, reliable performance in a compact form factor. Available in packs of 20, 100, or 1000, they're ideal for hobbyists, engineers, and manufacturers alike.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSwitch Type:\u003c\/strong\u003e SPDT (Single Pole Double Throw) Micro Limit Switch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eActuation:\u003c\/strong\u003e Momentary push button\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 1A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 125V AC (Low voltage: Below 50V AC or 75V DC per EU LVD)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePins:\u003c\/strong\u003e 3-pin configuration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Alloy construction for durability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePack Options:\u003c\/strong\u003e 20 pcs \/ 100 pcs \/ 1000 pcs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose These Micro Switches?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eCompact \u0026amp; Versatile:\u003c\/strong\u003e Small footprint fits tight spaces in PCB layouts and enclosures\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eSPDT Design:\u003c\/strong\u003e Offers both Normally Open (NO) and Normally Closed (NC) circuit options in a single unit\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eMomentary Action:\u003c\/strong\u003e Instantly resets when released — perfect for triggering, sensing, and control applications\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eAlloy Construction:\u003c\/strong\u003e Robust build for long-lasting, dependable switching cycles\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eBulk Value:\u003c\/strong\u003e Order the quantity that matches your project scale — from small builds to large production runs\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Used in mouse buttons, limit sensing, robotics, automation equipment, and DIY electronics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eComputer mouse button replacement\u003c\/li\u003e\n  \u003cli\u003eRobotics and CNC limit sensing\u003c\/li\u003e\n  \u003cli\u003eHome automation circuits\u003c\/li\u003e\n  \u003cli\u003eIndustrial control panels\u003c\/li\u003e\n  \u003cli\u003eDIY electronics and maker projects\u003c\/li\u003e\n  \u003cli\u003e3D printer endstop switches\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cp\u003eYour selected quantity (20, 100, or 1000 pieces) of Micro Limit Switch Momentary Push Button SPDT 1A 125V 3-Pin switches.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does SPDT mean on these micro limit switches?\u003c\/h4\u003e\n\u003cp\u003eA: SPDT stands for Single Pole Double Throw. This means each micro limit switch has one common (COM) terminal plus both a Normally Open (NO) and Normally Closed (NC) terminal, giving you flexibility to wire for either circuit-open or circuit-closed default states in your project.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these micro switches suitable for 3D printer endstops or CNC limit sensing?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! These 3-pin SPDT momentary push button micro switches are widely used as endstop switches in 3D printers and limit sensors in CNC machines. Their compact size and reliable momentary action make them a popular choice for these applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between the 20, 100, and 1000-piece pack options?\u003c\/h4\u003e\n\u003cp\u003eA: All packs contain the same 1A 125V SPDT micro limit switches — the only difference is quantity. The 20-piece pack is great for small personal projects, the 100-piece pack suits medium-scale builds or repairs, and the 1000-piece bulk pack is ideal for manufacturing, large production runs, or stocking inventory.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does SPDT mean on these micro limit switches?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"SPDT stands for Single Pole Double Throw. This means each micro limit switch has one common (COM) terminal plus both a Normally Open (NO) and Normally Closed (NC) terminal, giving you flexibility to wire for either circuit-open or circuit-closed default states in your project.\"}}, {\"@type\": \"Question\", \"name\": \"Are these micro switches suitable for 3D printer endstops or CNC limit sensing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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