{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"D4B-0100N","brand":"Omron","brandSlug":"omron","productSlug":"D4B-0100N","canonicalUrl":"https://aoctrl.com/omron/D4B-0100N","factsUrl":"https://aoctrl.com/api/mcp/products/D4B-0100N","rawCanonicalId":null},"summary":{"shortDescription":"Omron D4B-0100N auxiliary safety limit switch, switch box without head, IP67, snap action 1NC/1NO, 600V insulation voltage, -40 to 80°C.","salesMarkdown":"The Omron D4B-0100N is an auxiliary safety limit switch in the D4B family, configured as a switch box without a head. It carries IP67 protection, meaning the housing and the snap-action mechanism inside are sealed against dust and temporary water immersion — suitable for washdown zones on packaging lines or machining centers where coolant spray is constant. Contact arrangement is 1NC/1NO with snap-action output, rated insulation voltage of 600 V, and an operating temperature range from -40 to 80 °C. The 1 mm/s to 0.5 m/s operating speed covers both slow door interlock applications and faster cam-actuated cycles. IP67 means the switch body withstands hose-down cleaning and occasional submersion — relevant for food processing, washdown stations, or outdoor conveyor interlocks where moisture ingress kills standard limit switches. The 600 V insulation voltage covers 480 VAC motor circuits with margin; the 1NC/1NO contact set gives one normally-closed channel for the safety circuit and one normally-open for the PLC status input, which is the standard wiring pattern for guard-door monitoring per ISO 13849-1. The -40 to 80 °C range means it lives in cold storage freezers or hot press enclosures without derating. The snap-action output provides positive-break behavior on the NC contact — the contacts open even if the spring fails, which is the requirement for a safety-rated limit switch.","metaTitle":"Omron D4B-0100N Auxiliary Safety Limit Switch, IP67, 1NC/1NO","metaDescription":"Omron D4B-0100N auxiliary safety limit switch, IP67 rated, snap action 1NC/1NO contacts, 600V insulation, -40 to 80°C. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":null,"categoryPath":["Limit Switches"],"specifications":{"title":"D4B-0100N","has_mpn":"0385Z4N","ip_rating":"IP67","fuse_speed":"1 mm/s … 0.5 m/s","description":"OMRON D4B-0100N AUXILIARY SAFETY LIMIT SWITCH","output_type":"Snap action","frequency_hz":"60","product_type":"Auxiliary Safety Limit Switch","actuator_type":"Switch box (without head)","lifecycle_stage":"mature","contact_operation":"1NC/1NO","insulation_voltage_v":"600","temp_operating_range_c":"{'max': 80, 'min': -40, 'unit': '°C'}"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$30.00 – $32.54","priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null,"alternativesUrl":"https://aoctrl.com/api/mcp/products/D4B-0100N/alternatives.json"},"ai":{"faq":[{"question":"What is the IP rating of the D4B-0100N?","answer":"IP67 — dust-tight and protected against temporary immersion in water. Suitable for washdown environments and outdoor use where the switch is not continuously submerged."},{"question":"Will the D4B-0100N replace a D4B0100N without rewiring?","answer":"Yes. The D4B-0100N and D4B0100N share the same switch-box form factor, same 1NC/1NO snap-action contacts, same IP67 rating, and same 600 V insulation voltage. It drops into the same mounting footprint and wiring scheme."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/omron/D4B-0100N","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/D4B-0100N when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T07:55:03.180Z","lastPublished":"2026-09-02T07:55:03.180Z","indexable":true}}