{"product_id":"omron-electromagnetic-locking-safety-door-switch-d4nl-4afa-b","title":"Omron electromagnetic locking safety door switch; D4NL-4AFA-B","description":"\u003c!-- koeedmro-seo-v1 --\u003e\n\u003c!-- kmdro-seo-v2 (AI-enhanced) --\u003e\n\u003cstyle\u003e.kmdro-seo{margin:24px 0;font-size:15px;line-height:1.6;color:#333}\n.kmdro-seo *{box-sizing:border-box}\n.kmdro-seo-badges{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 6px}\n.kmdro-seo-badge{display:inline-block;padding:5px 12px;border-radius:4px;font-size:13px;font-weight:600}\n.kmdro-seo-badge--stock{background:#e8f5e9;color:#1b5e20}\n.kmdro-seo-badge--warranty{background:#fce477;color:#121212}\n.kmdro-seo-badge--ship{background:#fff3e0;color:#e65100}\n.kmdro-seo h2{font-size:20px;margin:26px 0 10px;padding-bottom:6px;border-bottom:2px solid #e4e4ea;color:#121212}\n.kmdro-seo table{width:100%;border-collapse:collapse;margin:12px 0;background:#fff}\n.kmdro-seo table td{border:1px solid #e0e0e0 !important;padding:10px 14px !important}\n.kmdro-seo table tr:nth-child(even) td{background:#fafafa}\n.kmdro-seo table td:first-child{width:34%;font-weight:600;background:#f3f3f3 !important;color:#444}\n.kmdro-seo-benefits{list-style:none;margin:12px 0;padding:0}\n.kmdro-seo-benefits li{padding:6px 0 6px 28px;position:relative}\n.kmdro-seo-benefits li::before{content:\"\\2713\";position:absolute;left:0;top:6px;width:19px;height:19px;line-height:19px;text-align:center;border-radius:4px;background:#e8f5e9;color:#1b5e20;font-size:12px;font-weight:700}\n.kmdro-seo details{border:1px solid #e0e0e0;border-radius:4px;margin:10px 0;background:#fff;overflow:hidden}\n.kmdro-seo summary{cursor:pointer;padding:12px 16px;font-weight:600;color:#121212;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}\n.kmdro-seo summary::-webkit-details-marker{display:none}\n.kmdro-seo summary::after{content:\"+\";font-size:18px;color:#888;font-weight:400;flex-shrink:0}\n.kmdro-seo details[open] summary::after{content:\"\\2013\"}\n.kmdro-seo details[open] summary{border-bottom:1px solid #eee}\n.kmdro-seo details p{margin:0;padding:12px 16px;color:#555}\n.kmdro-seo-steps{list-style:none;margin:12px 0;padding:0;counter-reset:kmdro-step}\n.kmdro-seo-steps li{counter-increment:kmdro-step;position:relative;padding:8px 0 8px 40px}\n.kmdro-seo-steps li::before{content:counter(kmdro-step);position:absolute;left:0;top:8px;width:26px;height:26px;line-height:26px;text-align:center;border-radius:4px;background:#121212;color:#fff;font-weight:700;font-size:13px}\n.kmdro-seo-note{margin-top:20px;padding:12px 16px;background:#eff0f5;border-left:4px solid #121212;font-size:14px;color:#444}\u003c\/style\u003e\n\u003cdiv class=\"kmdro-seo\"\u003e\n\u003cdiv class=\"kmdro-seo-badges\"\u003e\n\u003cspan class=\"kmdro-seo-badge kmdro-seo-badge--stock\"\u003eIn Stock\u003c\/span\u003e\n\u003cspan class=\"kmdro-seo-badge kmdro-seo-badge--warranty\"\u003e1-Year Warranty\u003c\/span\u003e\n\u003cspan class=\"kmdro-seo-badge kmdro-seo-badge--ship\"\u003eShips Worldwide\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2\u003eOMRON D4NL-4AFA-B Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n  \u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eD4NL-4AFA-B\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eOMRON\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCategory\u003c\/td\u003e\n\u003ctd\u003eIndustrial Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e24V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eElectromagnetic Locking Safety Door Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMPN\u003c\/td\u003e\n\u003ctd\u003e71723349\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003enew\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e1-year warranty included\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eAvailability\u003c\/td\u003e\n\u003ctd\u003eShips worldwide · Free domestic delivery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAbout the D4NL-4AFA-B\u003c\/h2\u003e\n\u003cp\u003eA locked safety door that won't release, or a machine that won't start, often points to a failed safety door switch. The OMRON D4NL-4AFA-B electromagnetic locking safety door switch runs on 24V DC and comes in new condition. Because this is a safety component, verify it matches your existing setup before installation — send koeedmro your instruments list to confirm compatibility.\u003c\/p\u003e\n\u003cp\u003eComponents in the industrial automation category are used to control, monitor, and optimize manufacturing processes and machinery. They enable automated workflows by connecting sensors, controllers, and actuators, ensuring reliable operation, precision, and safety. These parts support system integration, data exchange, and remote supervision, helping facilities reduce downtime and improve efficiency while maintaining consistent production quality across diverse industrial environments.\u003c\/p\u003e\n\u003cp\u003eOMRON is a Japanese leader in industrial automation, known for PLCs, sensors, relays and control components.\u003c\/p\u003e\n\u003cp\u003eEvery order includes a 1-year warranty, and our team can verify compatibility with your existing equipment before you buy — just send us your instruments list.\u003c\/p\u003e\n\u003ch2\u003eWhy Order from koeedmro\u003c\/h2\u003e\n\u003cul class=\"kmdro-seo-benefits\"\u003e\n  \u003cli\u003e1-year warranty on every order\u003c\/li\u003e\n  \u003cli\u003eWorldwide shipping — domestic delivery is free\u003c\/li\u003e\n  \u003cli\u003eCompatibility check before you order — send your instruments list\u003c\/li\u003e\n  \u003cli\u003eBulk and quantity quotes available for multi-part orders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails open\u003e\n  \u003csummary\u003eWhat warranty is included with the D4NL-4AFA-B?\u003c\/summary\u003e\n  \u003cp\u003eAll purchases from koeedmro come with a 1-year warranty, including this part. If it does not perform as expected, contact our support team for warranty service.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDoes koeedmro offer bulk or quantity pricing?\u003c\/summary\u003e\n  \u003cp\u003eYes. Send your instruments list with part numbers and quantities, and our team will reply with a quote for the full order — popular with maintenance teams replacing multiple parts at once.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eWill this D4NL-4AFA-B work as a direct replacement for my OMRON safety door switch?\u003c\/summary\u003e\n  \u003cp\u003eThis is a new OMRON D4NL-4AFA-B electromagnetic locking safety door switch, 24V DC, MPN 71723349. It must be verified against your current switch setup, so send your instruments list to moritta@koeed.com for a compatibility check.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eIs this the 24 volt version?\u003c\/summary\u003e\n  \u003cp\u003eYes, this unit is rated 24V DC. It is new and comes as the D4NL-4AFA-B with MPN 71723349.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n  \u003csummary\u003eDo you ship these switches internationally and is there a warranty?\u003c\/summary\u003e\n  \u003cp\u003eWorldwide shipping is available, with free domestic delivery. All orders include koeedmro’s 1-year warranty. Contact moritta@koeed.com if you need delivery details.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What warranty is included with the D4NL-4AFA-B?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"All purchases from koeedmro come with a 1-year warranty, including this part. If it does not perform as expected, contact our support team for warranty service.\"}},{\"@type\":\"Question\",\"name\":\"Does koeedmro offer bulk or quantity pricing?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Send your instruments list with part numbers and quantities, and our team will reply with a quote for the full order — popular with maintenance teams replacing multiple parts at once.\"}},{\"@type\":\"Question\",\"name\":\"Will this D4NL-4AFA-B work as a direct replacement for my OMRON safety door switch?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"This is a new OMRON D4NL-4AFA-B electromagnetic locking safety door switch, 24V DC, MPN 71723349. It must be verified against your current switch setup, so send your instruments list to moritta@koeed.com for a compatibility check.\"}},{\"@type\":\"Question\",\"name\":\"Is this the 24 volt version?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, this unit is rated 24V DC. It is new and comes as the D4NL-4AFA-B with MPN 71723349.\"}},{\"@type\":\"Question\",\"name\":\"Do you ship these switches internationally and is there a warranty?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Worldwide shipping is available, with free domestic delivery. All orders include koeedmro’s 1-year warranty. Contact moritta@koeed.com if you need delivery details.\"}}]}\u003c\/script\u003e\n\u003ch2\u003eHow to Order the D4NL-4AFA-B\u003c\/h2\u003e\n\u003col class=\"kmdro-seo-steps\"\u003e\n  \u003cli\u003eSend us your instruments list — part numbers and quantities — by email or the contact page.\u003c\/li\u003e\n  \u003cli\u003eOur team confirms stock, compatibility and pricing for your order.\u003c\/li\u003e\n  \u003cli\u003ePlace your order on this page or through your quote; domestic delivery is free.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv class=\"kmdro-seo-note\"\u003eNeed the D4NL-4AFA-B or other spare parts? Send us your instruments list and our team will confirm stock, compatibility and pricing before you order.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- end koeedmro-seo-v1 --\u003e","brand":"OMRON","offers":[{"title":"Default Title","offer_id":44266856808613,"sku":"jd_81807420","price":4500.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/1322\/9477\/files\/Omron_electromagnetic_locking_safety_door_switch__D4NL_4AFA_B__1.webp?v=1790459459","url":"https:\/\/koeedmro.com\/pt\/products\/omron-electromagnetic-locking-safety-door-switch-d4nl-4afa-b","provider":"koeedmro","version":"1.0","type":"link"}