{"product_id":"limit-switch-emergency-stop-kit-cnc-3018-pro-3020-router","title":"Limit Switch \u0026 Emergency Stop Kit for CNC 3018 PRO\/3020","description":"\n\u003ch2\u003eLimit Switch \u0026amp; Emergency Stop Switch Kit for CNC Routers \u0026amp; Laser Engravers\u003c\/h2\u003e\n\u003cp\u003eKeep your CNC machine running safely and accurately with this complete \u003cstrong\u003eLimit Switch \u0026amp; Emergency Stop Switch Kit\u003c\/strong\u003e. Designed as a direct-fit accessory for popular CNC router and laser engraving machines — including the \u003cstrong\u003eCNC 3018 PRO, 3018 Max, 3018 Plus, 3020, 3020 Plus, 4540, and 6550\u003c\/strong\u003e — this kit gives you full axis-boundary protection and instant machine shutdown capability in one convenient package.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Upgrade Your CNC with Limit Switches?\u003c\/h3\u003e\n\u003cp\u003eLimit switches define the safe travel boundaries of each axis on your CNC router. Without them, accidental over-travel can damage your machine's frame, spindle, or workpiece. The included emergency stop switch adds an additional layer of operator control, allowing you to halt all motion instantly at the press of a button — an essential safety feature for any workshop setup.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified\u003c\/strong\u003e — meets European safety and quality standards\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustom-Fit Mounting Holes\u003c\/strong\u003e — pre-sized for CNC 3018 PRO, 3018 Max, 3018 Plus, 3020, 3020 Plus, 4540, and 6550 models\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2-Pin Terminal Connectors\u003c\/strong\u003e — easy, tool-free wiring and connection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e80 cm Cable Length\u003c\/strong\u003e — ample reach for clean cable routing on your machine frame\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Plastic Construction\u003c\/strong\u003e — lightweight yet sturdy for long-term use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBlack\/Red Color Coding\u003c\/strong\u003e — quick visual identification of limit vs. stop switches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncludes Assembly Accessories\u003c\/strong\u003e — everything you need for installation is in the box\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Options\u003c\/h3\u003e\n\u003ch4\u003e3 Limit Switch Kit Package\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e3 × Limit Switch\u003c\/li\u003e\n  \u003cli\u003e1 × Emergency Stop Switch\u003c\/li\u003e\n  \u003cli\u003eAssembly accessories included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e6 Limit Switch Kit Package\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e6 × Limit Switch\u003c\/li\u003e\n  \u003cli\u003e1 × Emergency Stop Switch\u003c\/li\u003e\n  \u003cli\u003eAssembly accessories included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack \/ Red\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2-Pin Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCNC 3018 PRO, 3018 Max, 3018 Plus, 3020, 3020 Plus, 4540, 6550\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Are these limit switches compatible with my CNC 3018 PRO router?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This limit switch and emergency stop switch kit features custom-sized mounting holes specifically designed for the CNC 3018 PRO, 3018 Max, 3018 Plus, 3020, 3020 Plus, 4540, and 6550 models. The 2-pin terminal connectors make wiring straightforward on all supported machines.\u003c\/p\u003e\n\u003ch4\u003eQ: What is included in each package option?\u003c\/h4\u003e\n\u003cp\u003eA: The 3 Limit Switch Kit includes 3 limit switches, 1 emergency stop switch, and all assembly accessories. The 6 Limit Switch Kit includes 6 limit switches, 1 emergency stop switch, and all assembly accessories — ideal for machines requiring full dual-switch coverage on each axis.\u003c\/p\u003e\n\u003ch4\u003eQ: How long is the cable on the limit switches?\u003c\/h4\u003e\n\u003cp\u003eA: Each limit switch comes with an 80 cm (approximately 31.5 inches) 2-pin cable, providing plenty of length for clean routing along your CNC machine's frame without the need for cable extensions.\u003c\/p\u003e\n\u003ch4\u003eQ: Do I need any special tools to install these switches?\u003c\/h4\u003e\n\u003cp\u003eA: No special tools are required. The kit includes all necessary assembly accessories. The 2-pin terminals allow for straightforward plug-in connection, and the mounting holes are pre-sized to match your compatible CNC router model.\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\": \"Are these limit switches compatible with my CNC 3018 PRO router?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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