{"product_id":"allen-bradley-1756-l81es-guardlogix-5580-processor-with-4-5-mb-memory-ethernet-ip-and-usb","title":"Allen-Bradley 1756-L81ES GuardLogix 5580 Processor with 4.5 MB Memory, EtherNet\/IP and USB","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp\u003eThe Allen-Bradley 1756-L81ES is a GuardLogix 5580 safety controller designed for high-performance control applications requiring both standard and safety-rated processing. It provides 3 MB of standard memory and 1.5 MB of safety memory, supporting integrated safety functions within ControlLogix architectures.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.964%; height: 372.4px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003eControllers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003e1756-L81ES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003eGuardLogix Controllers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eController Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003eGuardLogix 5580\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eStandard Memory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003e3 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eSafety Memory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003e1.5 MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eDisplay Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003e4-Character Alphanumeric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003e1 Gb EtherNet\/IP, USB Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eSupported Devices\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003eUp to 100 EtherNet\/IP devices\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003eChassis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003e0–60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003ePower Requirements\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003e5 mA @ 1.2 VDC, 1.20 A @ 5.1 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003e1.2 \/ 5.1 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003eCE, CSA, CUL, KC, NRTL, RCM, UL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eEnclosure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003eOpen-Style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003eStandard + Safety Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 27.9627%; height: 19.6px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.7226%; height: 19.6px;\"\u003e1.1 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eInformation About 1756-L81ES\u003cbr\u003e\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eThe 1756-L81ES is part of the GuardLogix 5580 controller family and delivers combined standard and safety control in a single chassis-based module, providing 3 MB of standard memory and 1.5 MB of dedicated safety memory. It includes an embedded Gigabit Ethernet port capable of supporting up to 100 EtherNet\/IP devices, enabling high-speed communication for safety and standard control tasks. Equipped with a 4-character alphanumeric display and a USB port for local programming, it operates from 0 to 60 °C and requires 5 mA at 1.2 VDC and 1.20 A at 5.1 VDC. With an open-style enclosure and global certifications including UL, CE, CSA, KC, NRTL, and RCM, the 1756-L81ES is built for advanced integrated safety control in complex industrial environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIntegrated Standard and Safety Memory: Provides 3 MB of standard memory and 1.5 MB of safety memory to support combined logic, motion, and safety applications.\u003c\/li\u003e\n\u003cli\u003eGigabit EtherNet\/IP Communication: Includes an embedded 1 Gb Ethernet port that supports up to 100 EtherNet\/IP devices for high-speed data exchange.\u003c\/li\u003e\n\u003cli\u003eGuardLogix Safety Processing: Executes SIL-rated and PL-rated safety functions alongside standard tasks within one controller platform.\u003c\/li\u003e\n\u003cli\u003e4-Character Alphanumeric Display: Offers quick diagnostics, error messaging, and module status visibility.\u003c\/li\u003e\n\u003cli\u003eUSB Programming Port: Supports direct firmware updates, configuration, and troubleshooting for local maintenance activities.\u003c\/li\u003e\n\u003cli\u003eIndustrial Temperature Operation: Functions reliably across a temperature range of 0 to 60 °C for cabinet-based automation installations.\u003c\/li\u003e\n\u003cli\u003eChassis-Based Integration: Mounts directly into a ControlLogix chassis for seamless system expansion and module interoperability.\u003c\/li\u003e\n\u003cli\u003eGlobal Standards Compliance: Certified to CE, UL, CUL, KC, NRTL, and RCM standards for worldwide industrial use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 1756-L81ES delivers the reliability and precision required for advanced integrated safety control, high-speed communication, and coordinated automation tasks.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":47159178985770,"sku":"1756-L81ES","price":3699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/large_3.jpg?v=1721132038","url":"https:\/\/iqelectro.com\/products\/allen-bradley-1756-l81es-guardlogix-5580-processor-with-4-5-mb-memory-ethernet-ip-and-usb","provider":"IQElectro","version":"1.0","type":"link"}