{"product_id":"allen-bradley-1771-a4b-sixteen-slot-plc-5-chassis","title":"Allen-Bradley 1771-A4B Sixteen Slot PLC-5 Chassis","description":"\u003cdiv\u003e\u003cp\u003eAllen-Bradley 1771-A4B PLC-5 16-slot I\/O chassis is a back-panel-mount enclosure that provides dedicated space for up to 16 1771 I\/O modules within a PLC-5 control system. The rugged steel chassis measures 298 mm high × 70 mm wide × 187 mm deep (11.75 in × 2.75 in × 7.375 in) and weighs approximately 1.4 kg (3.0 lb), making it suitable for industrial environments where compact, organized I\/O racks are needed. Designed to be paired with a PLC-5 processor on a common backplane, this 16-slot chassis expands the controller’s input\/output capacity while keeping wiring tidy through its back-panel mounting. As part of the 1771 I\/O family used in PLC-5 systems, the 1771-A4B supports a wide range of 1771 I\/O modules, enabling modular configuration for scalable automation applications and streamlined panel layout in mid‑scale control deployments. \u003c\/p\u003e\u003c\/div\u003e","brand":"Allen-Bradley","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":46244003447018,"sku":null,"price":145.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-079.png?v=1788727429","url":"https:\/\/gtghardware.com\/products\/allen-bradley-1771-a4b-sixteen-slot-plc-5-chassis","provider":"GTG Hardware","version":"1.0","type":"link"}