{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"D4NL2FFAB4S","brand":"Omron","brandSlug":"omron","productSlug":"D4NL2FFAB4S","canonicalUrl":"https://aoctrl.com/omron/D4NL2FFAB4S","factsUrl":"https://aoctrl.com/api/mcp/products/D4NL2FFAB4S","rawCanonicalId":null},"summary":{"shortDescription":"Omron D4NL series safety-door lock switch, D4NL2FFAB4S, mechanical key lock, 1NO/4NC, IP67, screw terminal.","salesMarkdown":"The Omron D4NL2FFAB4S is a safety-door lock switch from the D4NL series, designed to interlock access doors on machinery where a key-actuated mechanical lock is required. It carries a 1NO/4NC contact configuration — one normally-open channel for the monitoring circuit and four normally-closed channels that break on door opening, giving you redundant safety isolation. Rated IP67, the switch body and actuator withstand washdown environments, so it fits on food-processing lines or in wet-area machine guarding where water ingress would kill a standard limit switch. Mechanical life is rated at 1 million cycles, electrical life at 500,000 cycles — that's typical for a solenoid-driven safety switch and gives a solid MTBF for a high-cycle guarding application. Mounting dimensions: 88.5 mm wide, 95 mm tall, 35.5 mm deep. The screw terminals accept standard control wiring; the key actuator is field-reversible for four head directions, so you can orient the switch to match the door swing without ordering a separate actuator variant. The 4NC contacts let you wire a dual-channel safety circuit (two contacts in series per channel) while still having one NC contact available for a feedback loop or a second guard position — common in Category 3 or 4 safety systems per ISO 13849.","metaTitle":"Omron D4NL2FFAB4S Safety Door Switch, 1NO/4NC, IP67, Screw T","metaDescription":"Omron D4NL2FFAB4S safety-door lock switch with mechanical key lock, 1NO/4NC contacts, IP67, screw terminal. Mature lifecycle; sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Limit Switches"],"specifications":{"Depth":"35.5 mm","Width":"88.5 mm","title":"D4NL2FFAB4S","Height":"95 mm","Series":"D4NL","Lock Type":"Mechanical","Switch Type":"Safety-Door Switch","description":"Safety Door Lock Switch, 1NO / 4NC, IP67, Screw Terminal","Actuator Type":"Key","lifecycle_stage":"mature","Termination Type":"Screw Terminal","Protection Rating":"IP67","Contact Configuration":"1NO;4NC","Switching Current - AC":"3 A","Switching Current - DC":"270 mA","Switching Voltage - AC":"240 V","Switching Voltage - DC":"250 V","Service Life - Electric":"500000 Cycles","Number of Head Directions":"4","Service Life - Mechanical":"1 Million Cycles"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$334.11 – $376.29","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/8fad8bcd5f903720d1f8c7306b96a1e2.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What are the key ratings for the D4NL2FFAB4S?","answer":"Contact configuration is 1NO/4NC. Switching capacity: 3 A at 240 V AC, 270 mA at 250 V DC. Protection rating: IP67. Mechanical life: 1 million cycles. Electrical life: 500,000 cycles. Screw terminal termination."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/omron/D4NL2FFAB4S","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/omron/D4NL2FFAB4S when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}