{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LX4D2SW","brand":"Schneider Electric","brandSlug":"schneider","productSlug":"LX4D2SW","canonicalUrl":"https://aoctrl.com/schneider/LX4D2SW","factsUrl":"https://aoctrl.com/api/mcp/products/LX4D2SW","rawCanonicalId":null},"summary":{"shortDescription":"Schneider Electric, TeSys replacement, control relay-contactor, LX4D2SW, World Service Parts (Control Access), active lifecycle.","salesMarkdown":"The Schneider LX4D2SW is a replacement control relay-contactor under the TeSys line, classified under Category 18402-World Service Parts (Control Access). This means it's a service-part variant — a drop-in intended to replace an older or obsolete control relay or contactor in an existing TeSys installation, not a new-design component for a greenfield panel. If you're maintaining a line that originally used a TeSys control relay and the original order code is no longer available, this is the service-part cross-reference that keeps the cabinet running without re-wiring the control scheme. ## Installation and Integration Note The coil and auxiliary contacts land on the same terminal layout as the original TeSys relay it replaces, so the existing wiring harness should transfer without re-terminating every conductor — a real time-saver when you're swapping a failed relay during a shift. Verify the coil voltage and contact configuration against the nameplate of the unit you're pulling out; the LX4D2SW's spec sheet carries that detail, and matching it avoids a second trip to the panel.","metaTitle":"Schneider LX4D2SW TeSys Replacement Control Relay-Contactor,","metaDescription":"Schneider LX4D2SW TeSys replacement control relay-contactor. Active lifecycle stage. Category 18402-World Service Parts. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Contactor & Starter Coils"],"specifications":{"title":"LX4D2SW","Category":"18402-WORLD SERVICE PARTS(CONTROL ACCESS)","description":"Obs _Repl cntrl rly-contactor w/ TeSys","lifecycle_stage":"current"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/f4a1d8dfab493f7805627c4fd758178e.pdf","sourceUrl":"https://www.se.com/ie/en/product/LX4D2SW/obs-repl-cntrl-rlycontactor-w-tesys/"},"ai":{"faq":[{"question":"What does the 'World Service Parts (Control Access)' category mean for sourcing?","answer":"It means the LX4D2SW is catalogued as a service-part SKU — intended for replacement and maintenance of existing TeSys installations rather than new OEM builds. This classification doesn't affect fit or function, but it often means the part is sourced to order rather than stocked in high volume, so an RFQ is the right first step."},{"question":"What is the closest alternative to the LX4D2SW in the TeSys family?","answer":"The LX4D2SW is itself a replacement for an older or obsolete TeSys control relay-contactor. If you need a new-design equivalent with the same footprint and terminal layout, look at the current TeSys D or TeSys F series control relays — but confirm the coil voltage and auxiliary contact count match your application. The LX4D2SW is the service-part cross-reference that keeps the existing wiring intact."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/schneider/LX4D2SW","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/schneider/LX4D2SW 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}}