{"product_id":"1756-a5xt-ab-allen-bradley-5-slot-controllogix-xt-chassis","title":"1756-A5XT | AB Allen-Bradley 5-Slot ControlLogix-XT Chassis","description":"\u003ch3\u003eProduct Summary\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1756-A5XT\u003c\/strong\u003e is a \u003cstrong\u003e5-Slot ControlLogix-XT Chassis\u003c\/strong\u003e by Rockwell Automation, designed for operation in extreme temperature environments from \u003cstrong\u003e-25°C to +70°C\u003c\/strong\u003e. It features \u003cstrong\u003econformal coating\u003c\/strong\u003e on the backplane for enhanced protection against moisture, dust, and chemical contaminants in harsh industrial environments (ISA G3 rated). The chassis provides a high-speed communication path between modules and distributes power to each slot, with any ControlLogix module installable in any slot.\u003c\/p\u003e\n\n\u003ch3\u003eCore Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e 1756-A5XT\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e 5-Slot ControlLogix-XT Chassis\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSlots:\u003c\/strong\u003e 5\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Horizontal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBackplane Current, Slot Max @ 1.2V DC:\u003c\/strong\u003e 1.5 A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBackplane Current, Slot Max @ 3.3V DC:\u003c\/strong\u003e 4 A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBackplane Current, Slot Max @ 5.1V DC:\u003c\/strong\u003e 15 A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBackplane Current, Slot Max @ 24V DC:\u003c\/strong\u003e 4 A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e 6.1 BTU\/hr\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 1.8 W\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.45 kg (3.2 lb)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Allen-Bradley by Rockwell Automation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical \u0026amp; Functional Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBackplane Design:\u003c\/strong\u003e High-speed parallel bus for deterministic I\/O and controller communication\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSlot Independence:\u003c\/strong\u003e Any ControlLogix module can be installed in any slot — no dedicated slots required\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConformal Coating:\u003c\/strong\u003e Protects backplane circuitry from moisture, dust, and corrosive gases (ISA G3 compliant)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKeying System:\u003c\/strong\u003e Electronic keying prevents insertion of incompatible modules\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSlot Fillers:\u003c\/strong\u003e 1756-N2XT required for empty slots to maintain proper airflow and EMC shielding\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSystem Integration \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Controllers:\u003c\/strong\u003e 1756-L6x, 1756-L7x, 1756-L8x ControlLogix and GuardLogix controllers (XT-rated recommended)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible I\/O:\u003c\/strong\u003e All 1756-series XT-rated and standard I\/O modules\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Power Supplies:\u003c\/strong\u003e 1756-PBXT (XT-rated DC power supply), 1756-PA75XT, 1756-PB75XT\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCommunication Modules:\u003c\/strong\u003e 1756-DHRIOXT, 1756-EN2TXT, 1756-CN2RXT (XT-rated variants)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRelated Parts:\u003c\/strong\u003e 1756-A4LXT (4-slot XT), 1756-A7XT (7-slot XT), 1756-A7LXT (7-slot XT low-profile), 1756-N2XT (slot filler)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEnvironmental \u0026amp; Operational Limits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -25°C to +70°C (-13°F to 158°F)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -40°C to +85°C (-40°F to 185°F)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHumidity:\u003c\/strong\u003e 5% to 95% RH, non-condensing\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVibration:\u003c\/strong\u003e 2G, 10 to 500 Hz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShock:\u003c\/strong\u003e 30G operating; 50G non-operating\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContaminant Rating:\u003c\/strong\u003e ISA G3 (conformal coated for harsh environments)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApprovals:\u003c\/strong\u003e CE, UL, CUL, ATEX (Zone 2 with certified enclosure), Marine\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIndustrial Applications\u003c\/h3\u003e\n\u003cp\u003eWidely deployed in oil \u0026amp; gas wellhead controls, pipeline pumping stations, outdoor water\/wastewater treatment, mining operations, cold storage facilities, desert solar farms, steel mills, and any application where ambient temperatures exceed standard 0–60°C chassis ratings or where corrosive atmospheres are present.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eWhat is the difference between 1756-A5 and 1756-A5XT?\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003e1756-A5\u003c\/strong\u003e is a standard 5-slot chassis rated for 0°C to 60°C. The \u003cstrong\u003e1756-A5XT\u003c\/strong\u003e is an Xtreme Temperature variant rated for \u003cstrong\u003e-25°C to +70°C\u003c\/strong\u003e with \u003cstrong\u003econformal coating\u003c\/strong\u003e for ISA G3 harsh environments.\u003c\/p\u003e\n\n\u003ch4\u003eCan I use standard I\/O modules in the 1756-A5XT?\u003c\/h4\u003e\n\u003cp\u003eYes — standard 1756-series modules are physically compatible. However, for full system reliability in extreme temperatures, \u003cstrong\u003eXT-rated modules\u003c\/strong\u003e (e.g., 1756-IB16XT) are recommended to match the chassis operating range.\u003c\/p\u003e\n\n\u003ch4\u003eWhat power supply do I need?\u003c\/h4\u003e\n\u003cp\u003eUse \u003cstrong\u003eXT-rated power supplies\u003c\/strong\u003e such as 1756-PBXT (24VDC), 1756-PA75XT, or 1756-PB75XT to ensure the entire chassis assembly operates within the extended temperature range.\u003c\/p\u003e\n\n\u003ch4\u003eDo I need slot fillers for empty slots?\u003c\/h4\u003e\n\u003cp\u003eYes — use \u003cstrong\u003e1756-N2XT\u003c\/strong\u003e slot filler modules for any empty slots to maintain proper airflow, prevent debris ingress, and preserve EMC shielding integrity.\u003c\/p\u003e\n\n\u003ch4\u003eWhat are the related part numbers?\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1756-A4LXT — 4-slot XT chassis (low-profile)\u003c\/li\u003e\n  \u003cli\u003e1756-A5XT — 5-slot XT chassis (this part)\u003c\/li\u003e\n  \u003cli\u003e1756-A7XT — 7-slot XT chassis\u003c\/li\u003e\n  \u003cli\u003e1756-A7LXT — 7-slot XT chassis (low-profile)\u003c\/li\u003e\n  \u003cli\u003e1756-N2XT — XT slot filler module\u003c\/li\u003e\n  \u003cli\u003e1756-PBXT — XT 24VDC power supply\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53684151746744,"sku":"1756-A5XT","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1756-A5XT.png?v=1782974521","url":"https:\/\/www.globalpetroparts.com\/products\/1756-a5xt-ab-allen-bradley-5-slot-controllogix-xt-chassis","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}