{"product_id":"keyence-op-42372-relay-replacement-board-quick-delivery","title":"OP-42372 | Keyence Relay Replacement Board for SL-R11\/SL-R11G Safety Units","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"396\" data-start=\"144\"\u003eThe Keyence OP-42372 is a replacement relay substrate designed for the SL-R11 and SL-R11G safety relay units. It serves as a critical internal component that manages relay switching and control signal transmission within Keyence safety light curtain systems. The OP-42372 ensures reliable operation and rapid relay response, maintaining the integrity of industrial safety systems.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKeyence\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePLCs\/Machine Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOP-42372\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePLC Module\/Rack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRelay Replacement Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Units\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSL-R11, SL-R11G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eReplacement relay substrate for safety relay units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9-point screw terminal connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelay Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectromechanical safety-rated relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal (from base unit supply)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContact Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSafety relay contacts (N.O.\/N.C. configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSwitching Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 2 A at 30 VDC resistive load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDielectric Strength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1500 VAC for 1 min between input and output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsulation Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 MΩ minimum (500 VDC megger)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient Operating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0°C to +55°C (32°F to 131°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e−10°C to +60°C (14°F to 140°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmbient Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35%–85% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal plug-in board (to SL-R11\/SL-R11G base)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVibration Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10–55 Hz, 1.5 mm double amplitude, 2 h in each direction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFR4 epoxy resin PCB, gold-plated relay contacts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.35 lbs (0.16 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eOP-42372\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe OP-42372 is part of the Keyence SL-R Series of safety relay unit accessories. It functions as a relay replacement board for the SL-R11 and SL-R11G models, providing dependable contact output control for safety devices such as light curtains and interlock systems. The module’s 9-point terminal interface enables straightforward installation and maintenance. Built from high-quality PCB materials with precision relay circuitry, it ensures long-lasting durability and compatibility with Keyence’s safety controllers. This component is ideal for maintaining compliance with ISO and EN safety standards in machine control applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect Replacement: Designed specifically for Keyence SL-R11 and SL-R11G safety relay units.\u003c\/li\u003e\n\u003cli\u003eReliable Operation: Provides consistent relay actuation for safety signal switching.\u003c\/li\u003e\n\u003cli\u003e9-Point Terminal Design: Simplifies wiring, connection, and field replacement.\u003c\/li\u003e\n\u003cli\u003eHigh-Quality PCB: Built from industrial-grade materials for durability and longevity.\u003c\/li\u003e\n\u003cli\u003ePrecision Contacts: Ensures accurate safety relay performance under continuous operation.\u003c\/li\u003e\n\u003cli\u003eCompact Form Factor: Easily integrates within existing SL-R safety modules.\u003c\/li\u003e\n\u003cli\u003eMaintenance Friendly: Allows quick board exchange without altering system configuration.\u003c\/li\u003e\n\u003cli\u003eSafety Compliance: Supports SIL-rated and EN\/ISO 13849-1 Category 4 safety architectures.\u003c\/li\u003e\n\u003cli\u003eDurable Construction: Resistant to vibration, heat, and electrical noise common in control panels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe OP-42372 delivers the reliability and precision required for maintaining functional safety in automated control systems.\u003c\/p\u003e","brand":"Keyence","offers":[{"title":"Default Title","offer_id":50748257730858,"sku":"OP-42372","price":409.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/2025-10-27_145057.png?v=1761569512","url":"https:\/\/iqelectro.com\/products\/keyence-op-42372-relay-replacement-board-quick-delivery","provider":"IQElectro","version":"1.0","type":"link"}