Omron D4NL-4FFA-B-SJ 2NC/1NO+2NC,SOL. RLS ,STD RLS KEY,PLASTIC HEAD
Our most popular guardlocking safety door switch
The D4NL guard-lock safety door switches are available with four or five built-in contacts. When locked, they have a key holding force of up to 1300N. Mechanical lock/solenoid release types and vice versa set up the complete range in combination with various conduit types, e.g. M20.
- Safety door switch with electromagnetic lock or unlock mechanism
- Models with four or five built-in contacts
- Strong key holding force: 1300N
- For standard loads and micro loads
- Keys are compatible with D4GL and D4NS
Overview

- Best-selling guard lock safety-door switch available in several compact, multi-contact models
- Selectable Operation Key insertion direction and adjustable mounting ensure installation flexibility
- Lineup includes models with a conduit size of M20
- IP67 degree of protection
- Variety of metallic heads available
Contact Form

Request a quote for this part
Email [email protected] or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How do I get pricing for D4NL-4FFA-B-SJ?
KKM Solutions is a quote-based industrial supplier, so prices are not listed online. Send the quote form on this page with your quantity, or email [email protected], and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the D4NL-4FFA-B-SJ?
D4NL-4FFA-B-SJ is a Omron part. KKM Solutions sources Omron components to the exact manufacturer specification and cross-checks every order against manufacturer part data before it ships.
Is D4NL-4FFA-B-SJ discontinued, and can I still get one?
KKM Solutions does not publish a manufacturer lifecycle status for D4NL-4FFA-B-SJ — check Omron's own product page for whether it is current, superseded, or end-of-life. It does not change what we can do: we source current-production, superseded and long-obsolete parts the same way, and where a part is genuinely unavailable we identify a form-fit-function equivalent. Send the part number through the quote form on this page, or use our obsolete part lookup at https://kkmsolutions.com/tools/obsolete-part-lookup/.
How quickly can D4NL-4FFA-B-SJ ship?
In-stock items are dispatched the same business day for orders placed by 11 AM; sourced and quoted items ship per the quoted lead time. KKM Solutions ships worldwide — to your site, warehouse, or freight forwarder.
Variants & Related Part Numbers
Other Omron part numbers in this family:
- D4NL-4FFA-B4 — Omron D4NL-4FFA-B4 Guard lock safety-door switch, D4NL, M20, 2NC/1NO + 2NC (slow-action),…
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