{"product_id":"1756-a4-allen-bradley-modular-chassis-designed-for-controllogix-i-o-modules-offering-scalability-and-flexibility-in-industrial-automation-applications","title":"Allen-Bradley 1756-A4","description":"\u003ch3 style=\"margin-top:24px;\"\u003e\u003cstrong\u003eAllen-Bradley 1756-A4 | 4-Slot ControlLogix Chassis\u003c\/strong\u003e\u003c\/h3\u003e \u003ch4\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h4\u003e \u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1756-A4\u003c\/strong\u003e ControlLogix chassis offers the \u003cstrong\u003estructural and backplane connections\u003c\/strong\u003e for system modules. This \u003cstrong\u003e4-slot chassis\u003c\/strong\u003e is designed for \u003cstrong\u003ehorizontal-only, back-panel installation\u003c\/strong\u003e and is compatible with various \u003cstrong\u003eControlLogix power supplies\u003c\/strong\u003e, making it perfect for \u003cstrong\u003ecompact industrial automation\u003c\/strong\u003e.\u003c\/p\u003e \u003cp\u003eThe \u003cstrong\u003e1756-A4 chassis\u003c\/strong\u003e ensures \u003cstrong\u003eefficient power distribution\u003c\/strong\u003e, \u003cstrong\u003emodule connectivity\u003c\/strong\u003e, and \u003cstrong\u003edata communication\u003c\/strong\u003e, supporting up to \u003cstrong\u003efour ControlLogix I\/O, communication, or specialty modules\u003c\/strong\u003e. It also requires \u003cstrong\u003eslot filler modules (1756-N2)\u003c\/strong\u003e for unused slots.\u003c\/p\u003e \u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003e4-Slot ControlLogix Chassis\u003c\/strong\u003e – Accommodates up to four modules for compact systems\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eHorizontal Back-Panel Installation Only\u003c\/strong\u003e – Guarantees a secure and stable setup\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eCompatible with Multiple Power Supplies:\u003c\/strong\u003e \u003cul\u003e \u003cli\u003e\u003cstrong\u003e1756-PA72, 1756-PB72, 1756-PA75, 1756-PB75, 1756-PC75, 1756-PH75\u003c\/strong\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eIntegrated ControlLogix Backplane\u003c\/strong\u003e – Ensures reliable communication and power distribution\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eSlot Filler Modules Required (1756-N2)\u003c\/strong\u003e – Necessary for safety to cover empty slots\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eCompact and Lightweight Design\u003c\/strong\u003e – Ideal for small control system installations\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eModel:\u003c\/strong\u003e 1756-A4\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eSeries:\u003c\/strong\u003e ControlLogix\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eNumber of Slots:\u003c\/strong\u003e 4\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eBackplane Current (Chassis\/Slot Max):\u003c\/strong\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003e@ 1.2V DC:\u003c\/strong\u003e 1.5 A \/ 1.5 A\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003e@ 3.3V DC:\u003c\/strong\u003e 4 A \/ 4 A\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003e@ 5.1V DC:\u003c\/strong\u003e 15 A \/ 6 A\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003e@ 24V DC:\u003c\/strong\u003e 2.8 A \/ 2.8 A\u003c\/li\u003e \u003c\/ul\u003e \u003c\/li\u003e \u003cli\u003e \u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e 6.1 BTU\/hr\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003ePower Consumption:\u003c\/strong\u003e 1.8 W\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eDimensions (WxHxD):\u003c\/strong\u003e 263 x 169 x 145 mm (10.35 x 6.65 x 5.71 in.)\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eMinimum Cabinet Size (WxHxD):\u003c\/strong\u003e 507 x 507 x 203 mm (20 x 20 x 8 in.)\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eWeight:\u003c\/strong\u003e 0.75 kg (1.7 lb)\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eIndustrial Automation Systems\u003c\/strong\u003e – Supports ControlLogix controllers and I\/O modules\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eFactory Process Control\u003c\/strong\u003e – Provides a consistent backplane for automation solutions\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eCompact Control Panel Installations\u003c\/strong\u003e – Ideal for small-scale ControlLogix system setups\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eHigh-Performance Machine Control\u003c\/strong\u003e – Ensures precise and efficient automation\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin-top:24px;\"\u003e\u003cstrong\u003eWhy Choose the Allen-Bradley 1756-A4?\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cstrong\u003eCompact and Efficient Chassis Design\u003c\/strong\u003e – Ideal for small control setups\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eReliable Module Connectivity\u003c\/strong\u003e – Ensures smooth data and power distribution\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eFlexible Power Supply Compatibility\u003c\/strong\u003e – Works with various power options\u003c\/li\u003e \u003cli\u003e \u003cstrong\u003eDurable and Sturdy Construction\u003c\/strong\u003e – Built for industrial use\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"margin-top:24px;\"\u003e\u003cstrong\u003eOrder Now\u003c\/strong\u003e\u003c\/h3\u003e \u003cp\u003eFast shipping and worldwide delivery available.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003chr\u003e \u003cp\u003eReturn to our ControlLogix Controllers main category to explore all models and specs in this family.\u003c\/p\u003e \u003cp\u003eVisit our Allen-Bradley Industrial Automation Products master category for a complete range of controllers, drives, motors, HMIs, and accessories.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default 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