{"product_id":"4-port-expander","title":"4-Port Expander","description":"\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eAdvanced Serial and Network Integration\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThe \u003cb\u003eHDP-CTL210\u003c\/b\u003e is a versatile \u003cb\u003eNetwork Serial Port Expander\u003c\/b\u003e designed to bridge communication between central control systems and multiple end devices. It features \u003cb\u003e4 extended serial ports\u003c\/b\u003e that support various modes, including \u003cb\u003eRS-232, RS-422, and RS-485\u003c\/b\u003e. With its integrated \u003cb\u003e100M Ethernet interface\u003c\/b\u003e, the expander is fully compatible with professional third-party control systems like \u003cb\u003eAMX, CRESTRON, and RTI\u003c\/b\u003e, making it an ideal hub for complex AV environments.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eFlexible Protocol Conversion and Data Handling\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eThis device excels at \u003cb\u003eprotocol conversion\u003c\/b\u003e, allowing for seamless data pass-through between serial ports and \u003cb\u003eTCP\/IP or UDP\u003c\/b\u003e networks. It supports a wide range of \u003cb\u003ebaud rates\u003c\/b\u003e (up to 115200) and provides \u003cb\u003elarge buffering space\u003c\/b\u003e for each port to ensure stable data transmission. Whether acting as a TCP or UDP server, the HDP-CTL210 manages data queues efficiently, supporting frames up to \u003cb\u003e512 bytes\u003c\/b\u003e for reliable communication across different hardware protocols.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eIntegrated Control and Robust Hardware\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003eIn addition to serial expansion, the unit includes \u003cb\u003e4 independent low-voltage relay ports\u003c\/b\u003e for managing external equipment such as lighting or motorized curtains. Users can easily configure the system via a \u003cb\u003ebuilt-in Web server\u003c\/b\u003e using any standard web browser on a PC or mobile device. Housed in a durable \u003cb\u003eblack metal enclosure\u003c\/b\u003e, the device also features front-panel \u003cb\u003eLED indicators\u003c\/b\u003e that provide clear, real-time status for power and data activity.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0556\/0126\/6762\/files\/4-Port_Expander.pdf?v=1776189565\" target=\"_blank\" title=\"4-Port Expander \" rel=\"noopener\"\u003e\u003cstrong\u003eDownload the technical specification sheet here - LINK\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"LEDHUB.TECH","offers":[{"title":"Default Title","offer_id":43516897165386,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/0126\/6762\/files\/port-extender_b2df02cd-b367-42ea-a500-4a67b07c921e.svg?v=1776189585","url":"https:\/\/ledhub.tech\/products\/4-port-expander","provider":"LEDHUB.TECH","version":"1.0","type":"link"}