{"product_id":"allen-bradley-1756-a17-controllogix-17-slot-i-o-chassis","title":"Allen-Bradley 1756-A17 ControlLogix 17-Slot I\/O Chassis","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-A17\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as the primary structural and electrical foundation for large-scale Allen-Bradley ControlLogix systems. This high-capacity 17-slot chassis houses processors, I\/O modules, and communication interfaces, providing a high-speed backplane for seamless data synchronization. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal stock, ensuring structural integrity and precise electrical tolerances for your mission-critical automation infrastructure.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1756-A17 provides the following electrical and mechanical parameters for professional system integration:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNumber of Slots:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e17 Slots\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTotal Backplane Current (5.1V DC):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e15 Amps per Chassis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum Slot Current (5.1V DC):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e6 Amps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTotal Backplane Current (24V DC):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e2.8 Amps per Chassis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum Slot Current (24V DC):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e2.8 Amps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMounting Tabs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5 Top Tabs \/ 5 Bottom Tabs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnclosure Rating:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOpen-Style\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5.00 lbs (2.27 kg)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible Hardware:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePhillips and SEM Screws; Flat, Star, and Split Lock Washers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum Scalability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 17-slot design offers the highest density available in the ControlLogix family. This allows engineers to consolidate extensive I\/O counts and multiple communication bridges into a single rack, reducing the need for distributed chassis and complex networking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobust Power Distribution:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe backplane delivers up to 15 Amps at 5.1V DC. This high current capacity supports power-hungry specialty modules and high-speed motion controllers without risking voltage instability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSecure Industrial Mounting:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeaturing 10 total mounting tabs (5 top, 5 bottom), the chassis ensures a rigid installation on the panel backplate. This multi-point fastening system effectively eliminates mechanical flex and prevents connector fatigue in high-vibration industrial zones.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptimized Thermal Dissipation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe open-style enclosure architecture facilitates natural convection. This airflow prevents heat buildup around the modules, maintaining the longevity of the electronic components during continuous 24\/7 operations.\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-A17 supplied as a brand new original part?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. We provide this chassis exclusively as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eoriginal equipment. Each unit maintains original factory dimensions and electrical conductivity standards, arriving ready for immediate panel installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the 1756-A17 include a power supply?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The chassis requires a separate 1756 series power supply (such as the 1756-PA72 or 1756-PB72). The power supply mounts to the dedicated left-side position on the 1756-A17, distributing regulated DC power across the backplane.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install the ControlLogix processor in any slot?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Unlike legacy PLC systems, the ControlLogix backplane utilizes Producer\/Consumer technology, allowing you to place processors, communication modules, and I\/O cards in any slot within the 1756-A17 to optimize your wiring layout.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat hardware should I use for grounding and mounting?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe chassis accommodates Phillips and SEM screws along with star or split lock washers. We recommend using star washers to ensure a high-integrity ground connection between the chassis frame and the earthed mounting plate.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53276771451064,"sku":"1756-A17","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1756-A171.jpg?v=1775639025","url":"https:\/\/www.globalpetroparts.com\/products\/allen-bradley-1756-a17-controllogix-17-slot-i-o-chassis","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}