{"product_id":"1756-esmcap-allen-bradley-controllogix-capacitor-based-energy-storage-module","title":"1756-ESMCAP | Allen Bradley | ControlLogix Capacitor-Based Energy Storage Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Allen Bradley \u003cstrong\u003e1756-ESMCAP\u003c\/strong\u003e serves as a high-reliability, capacitor-based Energy Storage Module (ESM) designed for the ControlLogix 5570 (1756-L7x) controller series. This module provides the necessary power to flush volatile controller memory to non-volatile storage during a power loss event. By utilizing advanced capacitor technology, the 1756-ESMCAP eliminates the need for traditional lithium batteries, thereby removing maintenance requirements associated with battery testing and replacement. It fits into the front of the controller, maintaining a slim profile while ensuring data integrity in critical automation environments.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetailed Specification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1756-ESMCAP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCapacitor-Based Energy Storage (ESM)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eControlLogix 5570 Controllers (1756-L7x)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCurrent Draw\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e330 mA @ 5.1V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e13.3 Watts (Maximum)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0°C to 60°C (32°F to 140°F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSlot Width\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 (Installs directly onto controller)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.19 lbs (0.09 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e612598876082\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% Brand New Original\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaintenance-Free Data Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1756-ESMCAP utilizes capacitors rather than chemical batteries to hold a charge. This transition eliminates the periodic \"battery low\" alarms and the mandatory replacement schedules typically required every 1-2 years, significantly reducing long-term OpEx for remote or unmanned facilities.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRapid Charging Cycle:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module reaches a full functional charge within minutes of chassis power-up. This ensures the controller gains protection almost immediately, whereas traditional batteries may require longer periods to reach optimal voltage levels after a deep discharge.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eElimination of Hazardous Materials:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBy removing lithium components, this module simplifies shipping and disposal compliance. Facilities no longer need to manage the environmental hazards and storage regulations associated with lithium-metal batteries.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized Thermal Performance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDespite a maximum power dissipation of 13.3 Watts, the module maintains stable operation up to 60°C. The open-style enclosure leverages the natural convection airflow within the ControlLogix chassis, preventing heat localized hotspots that could degrade the life of the processor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeamless Mechanical Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module snaps directly onto the front of the L7 series controller. This design requires zero additional DIN rail space and maintains a clean, cable-free aesthetic within the control cabinet, allowing for easy visual inspection of the module status LEDs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 1756-ESMCAP supplied as Brand New?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. We supply this 1756-ESMCAP as 100% Brand New and original. Each unit arrives in its original factory packaging, ensuring the internal capacitors are pristine and have zero previous charge-discharge cycles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use the 1756-ESMCAP with older 1756-L6x controllers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 1756-ESMCAP is specifically keyed and designed for the 1756-L7x (ControlLogix 5570) series. Older L6x controllers utilize the 1756-BA1 or 1756-BA2 lithium batteries for memory retention.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module require a specific firmware version?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile the ESM itself is a hardware component, the 1756-L7x controller must run compatible firmware (typically Version 18 or higher) to properly recognize and manage the energy storage module. Always check your processor's revision before installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat happens if the ESM is removed while the controller is powered?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRemoving the ESM while the system is under power will trigger a minor fault in the controller. The processor will continue to run, but it will lose the ability to save the project to non-volatile memory if the main chassis power fails. Always ensure the ESM is securely seated.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53459774079160,"sku":"1756-ESMCAP","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1756-ESMCAP.jpg?v=1778658621","url":"https:\/\/www.globalpetroparts.com\/products\/1756-esmcap-allen-bradley-controllogix-capacitor-based-energy-storage-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}