{"product_id":"digital-magnetic-proximity-counter-5-digit-industrial-ckctinner-sj18","title":"Digital Magnetic Proximity Counter 5-Digit | CKCTINNER SJ18","description":"\n\u003ch2\u003eCKCTINNER Electronic Digital Display Proximity Counter – Industrial Magnetic Induction Meter\u003c\/h2\u003e\n\u003cp\u003eTrack every cycle, punch, or rotation with total accuracy using the \u003cstrong\u003eCKCTINNER SJ18 5-Digit Electronic Counter\u003c\/strong\u003e. Designed for industrial and DIY electrical applications, this automatic induction counter meter uses magnetic proximity sensing to detect and log counts without physical contact — delivering reliable, repeatable results in workshop, factory, or lab environments.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5-Digit or 6-Digit Display:\u003c\/strong\u003e Large, easy-to-read digital display for counting ranges suited to both short and extended production runs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMagnetic Proximity Sensing:\u003c\/strong\u003e Contactless magnetic induction with an approach distance of approximately 5–15 mm and a sensing distance of ≥ 35 mm — no physical trigger required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Speed Response:\u003c\/strong\u003e Handles a maximum counting frequency of 20 Hz with a minimum counting pulse width of just 2 ms — ideal for fast-moving machinery and punch presses.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Reset Options:\u003c\/strong\u003e Reset via the front panel \"R\" button or through an external terminal for remote or automated reset in production lines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow-Power Battery Operation:\u003c\/strong\u003e Runs on a standard 1.5V AA battery (not included), making it easy to install anywhere without the need for mains wiring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature:\u003c\/strong\u003e Functions reliably from -5 °C to 40 °C, suitable for most indoor industrial environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets CE certification standards for safety and electromagnetic compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSJ18\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5V AA Battery (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCounting Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5-digit \/ 6-digit\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Counting Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMin Counting Pulse Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMagnet Induction Approach Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≈ 5–15 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMagnet Induction Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≥ 35 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReset Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePanel R button \/ External terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMin Clear Pulse Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.1 second\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-5 °C to 40 °C\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\u003eCountry of Origin\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\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePunch press and stamping machine cycle counting\u003c\/li\u003e\n  \u003cli\u003eConveyor belt product tallying\u003c\/li\u003e\n  \u003cli\u003eRotating shaft or gear revolution counting\u003c\/li\u003e\n  \u003cli\u003eProduction line unit counting\u003c\/li\u003e\n  \u003cli\u003eDIY electrical and automation projects\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\/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: Does the CKCTINNER SJ18 digital counter come with a battery?\u003c\/h4\u003e\n\u003cp\u003eA: No, the counter requires one 1.5V AA battery which is not included in the package. A standard AA battery available at any hardware or convenience store will power this unit.\u003c\/p\u003e\n\u003ch4\u003eQ: How far does the magnet need to be from the sensor for the counter to register?\u003c\/h4\u003e\n\u003cp\u003eA: The magnetic induction approach distance is approximately 5–15 mm, while the full induction distance is ≥ 35 mm. Position your trigger magnet within this range to ensure reliable, accurate counting.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I reset the counter remotely or only via the front panel?\u003c\/h4\u003e\n\u003cp\u003eA: Both options are supported. You can reset using the panel \"R\" button for manual resets, or connect to the external terminal for remote or automated reset in a production-line setup.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this counter suitable for high-speed machinery?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. With a maximum counting frequency of 20 Hz and a minimum pulse width of 2 ms, the SJ18 is well-suited to fast-cycling equipment such as punch presses and stamping machines.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does the CKCTINNER SJ18 digital counter come with a battery?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No, the counter requires one 1.5V AA battery which is not included in the package. A standard AA battery available at any hardware or convenience store will power this unit.\"}}, {\"@type\": \"Question\", \"name\": \"How far does the magnet need to be from the sensor for the counter to register?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The magnetic induction approach distance is approximately 5–15 mm, while the full induction distance is ≥ 35 mm. 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With a maximum counting frequency of 20 Hz and a minimum pulse width of 2 ms, the SJ18 is well-suited to fast-cycling equipment such as punch presses and stamping machines.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"Digital Magnetic Proximity Counter 5-Digit | CKCTINNER SJ18\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/digital-magnetic-proximity-counter-5-digit-industrial-ckctinner-sj18\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"6-digit","offer_id":44167638810711,"sku":"14:200004891#6-digit","price":31.49,"currency_code":"USD","in_stock":true},{"title":"5-digit","offer_id":44167638843479,"sku":"14:200004890#5-digit","price":30.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/H0e1be3fd1e444db295af357e5fbe8a1af.webp?v=1786762897","url":"https:\/\/axlcustomersupport.com\/products\/digital-magnetic-proximity-counter-5-digit-industrial-ckctinner-sj18","provider":"Axl","version":"1.0","type":"link"}