{"product_id":"waterproof-limit-switch-me-series-ac250v-5a-no-nc-self-reset","title":"Waterproof Limit Switch ME-8104 AC250V 5A NO NC | ME Series","description":"\u003ch2\u003eCKCTINNER Waterproof Limit Switch – ME Series | AC250V 5A | NO \u0026amp; NC Contacts\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eCKCTINNER ME Series Limit Switch\u003c\/strong\u003e is a robust, waterproof momentary travel switch designed for industrial and DIY automation applications. Built with an alloy body and certified to CCC and CE standards, this self-resetting touch controller delivers reliable performance across hundreds of thousands of switching cycles — ideal for CNC machines, conveyor systems, 3D printers, and automated equipment.\u003c\/p\u003e\n\n\u003cp\u003eWith both \u003cstrong\u003eNormally Open (NO)\u003c\/strong\u003e and \u003cstrong\u003eNormally Closed (NC)\u003c\/strong\u003e contacts, this versatile switch integrates seamlessly into a wide range of control circuits. Its waterproof construction keeps it functioning dependably even in demanding environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e ME8104, ME8108, ME9101, ME8169, ME8107, ME8166, ME8111, ME8122, ME8112\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e AC 250V \/ 5A  |  DC 115V \/ 0.4A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContact Configuration:\u003c\/strong\u003e 2 NC + 2 NO\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSwitch Type:\u003c\/strong\u003e Momentary, Self-Reset\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eService Life:\u003c\/strong\u003e 500,000+ operations\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Frequency:\u003c\/strong\u003e Up to 120 cycles\/min\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Alloy body\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CCC, CE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmart Device:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhy Choose the ME Series Limit Switch?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eWaterproof Design\u003c\/strong\u003e – Performs reliably in wet or dusty environments\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eSelf-Resetting\u003c\/strong\u003e – Momentary action automatically returns to default position\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDual Contact Output\u003c\/strong\u003e – Both NO and NC contacts for flexible wiring\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eLong Service Life\u003c\/strong\u003e – Rated for over 500,000 switching operations\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eWide Compatibility\u003c\/strong\u003e – Multiple model variants to suit your application\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eCertified Quality\u003c\/strong\u003e – CCC and CE certified for safety and reliability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCNC machines and 3D printers (end stops)\u003c\/li\u003e\n  \u003cli\u003eConveyor belts and automated assembly lines\u003c\/li\u003e\n  \u003cli\u003eDoor and gate position sensing\u003c\/li\u003e\n  \u003cli\u003eElevator and lift control systems\u003c\/li\u003e\n  \u003cli\u003eIndustrial automation and robotics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\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: What models are compatible with this ME Series Limit Switch?\u003c\/h4\u003e\n\u003cp\u003eA: This listing covers multiple ME Series models including ME8104, ME8108, ME9101, ME8169, ME8107, ME8166, ME8111, ME8122, and ME8112. Please confirm the model number you require before ordering to ensure compatibility with your application.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this limit switch suitable for outdoor or wet environments?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The ME Series limit switch features a waterproof construction, making it suitable for use in damp, wet, or dusty environments commonly found in industrial and outdoor automation setups.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between the NO and NC contacts on this switch?\u003c\/h4\u003e\n\u003cp\u003eA: NO (Normally Open) contacts remain open when the switch is at rest and close when actuated. NC (Normally Closed) contacts remain closed at rest and open when actuated. This switch provides 2 NO + 2 NC contacts, giving you flexibility to wire it into virtually any control circuit configuration.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the rated voltage and current for this limit switch?\u003c\/h4\u003e\n\u003cp\u003eA: The switch is rated at AC 250V \/ 5A for alternating current circuits and DC 115V \/ 0.4A for direct current circuits, covering the most common industrial control voltages.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What models are compatible with this ME Series Limit Switch?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This listing covers multiple ME Series models including ME8104, ME8108, ME9101, ME8169, ME8107, ME8166, ME8111, ME8122, and ME8112. 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