{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"SR2B121BSP001","brand":"Schneider Electric","brandSlug":"schneider","productSlug":"SR2B121BSP001","canonicalUrl":"https://aoctrl.com/schneider/SR2B121BSP001","factsUrl":"https://aoctrl.com/api/mcp/products/SR2B121BSP001","rawCanonicalId":null},"summary":{"shortDescription":"Compact smart relay, Zelio Logic, sr 12 i/o relay. 24 vac. displ & clk","salesMarkdown":null,"metaTitle":null,"metaDescription":null,"metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["General Purpose Relays"],"specifications":{"Standards":"IEC 61000-4-11 IEC 61000-4-4 level 3 IEC 60068-2-27 Ea IEC 61000-4-5 IEC 61000-4-2 level 3 IEC 61000-4-6 level 3 IEC 60068-2-6 Fc IEC 61000-4-12 IEC 61000-4-3","Cycle time":"6...90 ms","Backup time":"10 years at 25 °C","Clock drift":"12 min/year at 0...55 °C 6 s/month at 25 °C","Local display":"With","Protection type":"Against inversion of terminals (control instructions not executed)","lifecycle_stage":"current","Pollution degree":"2 conforming to IEC 61131-2","Range of product":"Zelio Logic","Number of outputs":"4 relay","Relative humidity":"95 % without condensation or dripping water","Operating altitude":"2000 m","Operating rate in Hz":"0.1 Hz (at Ie) for relay output 10 Hz (no load) for relay output","Overvoltage category":"III conforming to IEC 60664-1","Analogue input number":"0","Discrete input number":"8","Electrical durability":"AC-12: 500000 cycles at 230 V, 1.5 A for relay output conforming to IEC 60947-5-1 AC-15: 500000 cycles at 230 V, 0.9 A for relay output conforming to IEC 60947-5-1 DC-12: 500000 cycles at 24 V, 1.5 A for relay output conforming to IEC 60947-5-1 DC-13: 500000 cycles at 24 V, 0.6 A for relay output conforming to IEC 60947-5-1","Mechanical durability":"10000000 cycles for relay output","Output voltage limits":"5...30 V DC (relay output) 24...250 V AC","Discrete input voltage":"24 V AC","Output thermal current":"8 A for all 4 outputs for relay output","Connections - terminals":"Screw terminals, 1 x 0.2...1 x 2.5 mm² (AWG 25...AWG 14) semi-solid Screw terminals, 1 x 0.2...1 x 2.5 mm² (AWG 25...AWG 14) solid Screw terminals, 1 x 0.25...1 x 2.5 mm² (AWG 24...AWG 14) flexible with cable end Screw terminals, 2 x 0.2...2 x 1.5 mm² (AWG 24...AWG 16) solid Screw terminals, 2 x 0.25...2 x 0.75 mm² (AWG 24...AWG 18) flexible with cable end","IP degree of protection":"IP20 (terminal block) conforming to IEC 60529 IP40 (front panel) conforming to IEC 60529","Immunity to microbreaks":"10 ms repeated 20 times","Power consumption in VA":"4 VA without extension","Discrete input frequency":"57...63 Hz 47...53 Hz","Switching capacity in mA":">= 10 mA at 12 V (relay output)","Product or component type":"Compact smart relay","[Us] rated supply voltage":"24 V AC","Maximum altitude transport":"3048 m","Environmental characteristic":"EMC directive conforming to IEC 61000-6-2 EMC directive conforming to IEC 61000-6-3 EMC directive conforming to IEC 61000-6-4 EMC directive conforming to IEC 61131-2 zone B Low voltage directive conforming to IEC 61131-2","Disturbance radiated/conducted":"Class B conforming to EN 55022-11 group 1","Ambient air temperature for storage":"-40...70 °C","Ambient air temperature for operation":"-20...40 °C in non-ventilated enclosure conforming to IEC 60068-2-1 and IEC 60068-2-2 -20...55 °C conforming to IEC 60068-2-1 and IEC 60068-2-2","[Uimp] rated impulse withstand voltage":"4 kV conforming to EN/IEC 60947-1 and EN/IEC 60664-1"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/19681ef530e7f7a4762c9cde7e1fa6b3.pdf","sourceUrl":"https://www.se.com/eg/en/product/SR2B121BSP001/compact-smart-relay-zelio-logic-sr-12-i-o-relay-24-vac-displ-clk/","alternativesUrl":"https://aoctrl.com/api/mcp/products/SR2B121BSP001/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/schneider/SR2B121BSP001","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/SR2B121BSP001 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:15:54.622Z","lastPublished":"2026-09-02T08:15:54.622Z","indexable":true}}