{"product_id":"iwc-dq1j-g4t","title":"Black Box Async RS232 Extender over CATx, DB9 Female to Terminal Block","description":"\u003ch6\u003eOverview\u003c\/h6\u003e \u003cp\u003eThe Black Box ME800A-R4 is an asynchronous RS232 extender designed to transmit serial signals over CATx cabling, extending communication distances up to four miles while supporting data rates up to 115.2 kbps. It enables full duplex communication on a four-wire link, making it ideal for environments where legacy RS232 devices need to connect over long distances without signal degradation.\u003c\/p\u003e \u003cp\u003eThis extender is well suited for industrial control rooms, security systems, building automation, and other settings where RS232 devices are located far from controllers or computers. Its design protects against electrical noise and ground loops, ensuring reliable data transmission even in challenging environments.\u003c\/p\u003e \u003ch6\u003eKey features\u003c\/h6\u003e \u003cul\u003e \u003cli\u003eExtends RS232 signals over standard CATx cabling, allowing long-distance connections without specialized cables\u003c\/li\u003e \u003cli\u003eSupports full duplex communication to maintain simultaneous two-way data flow\u003c\/li\u003e \u003cli\u003eBuilt-in transformer and optical isolation provide protection from electrical interference and ground loops\u003c\/li\u003e \u003cli\u003eFlip-top lid allows quick switching between DTE and DCE modes to match device pinouts without guesswork\u003c\/li\u003e \u003cli\u003eFront-panel loopback test button enables easy verification of continuity and polarity before deployment\u003c\/li\u003e \u003cli\u003eCompatible with common RS232, DB9, and RJ-11 connectors through standard adapters for flexible integration\u003c\/li\u003e \u003cli\u003eCompact form factor fits easily into racks or wall-mount enclosures without requiring system redesign\u003c\/li\u003e \u003c\/ul\u003e \u003ch6\u003eKey specs\u003c\/h6\u003e \u003cul\u003e \u003cli\u003eData rate: up to 115.2 kbps\u003c\/li\u003e \u003cli\u003eMaximum distance: up to four miles over CATx cable\u003c\/li\u003e \u003cli\u003eCommunication: asynchronous RS232, full duplex\u003c\/li\u003e \u003cli\u003eConnection type: DB9 female to removable terminal block for four-wire CATx\u003c\/li\u003e \u003cli\u003eIsolation: transformer and optical isolation for noise and ground loop protection\u003c\/li\u003e \u003cli\u003eMode selection: flip-top lid for DTE\/DCE switching\u003c\/li\u003e \u003c\/ul\u003e \u003ch6\u003eConnectivity and compatibility\u003c\/h6\u003e \u003cp\u003eThe ME800A-R4 connects to standard RS232 devices via a DB9 female connector, while the remote end interfaces with CATx cabling through a removable terminal block. This setup allows easy integration with existing RS232 equipment and network-grade cabling infrastructure. The unit supports common adapters for RJ-11 and other RS232 connectors, making it versatile for various legacy devices.\u003c\/p\u003e \u003cp\u003eIts compatibility with standard cabling and connectors means it can be deployed without extensive rewiring or specialized hardware, fitting well into existing control rooms, security racks, or automation closets.\u003c\/p\u003e \u003ch6\u003eInstallation and setup\u003c\/h6\u003e \u003cp\u003eInstallation is straightforward, requiring only a pair of ME800A-R4 units—one near the host device and one near the remote equipment. The flip-top lid simplifies configuration by allowing quick selection between DTE and DCE modes, eliminating common wiring errors. The front-panel loopback test button helps technicians verify the connection before full operation, reducing troubleshooting time.\u003c\/p\u003e \u003cp\u003eThis ease of setup makes it practical for field technicians and engineers who need to extend RS232 signals reliably without complex configuration or downtime.\u003c\/p\u003e \u003ch6\u003eIdeal uses and environments\u003c\/h6\u003e \u003cp\u003eThis extender is a strong choice for industrial and commercial environments where RS232 devices remain in use but require longer cable runs than typical RS232 limits allow. It works well in factory floors, security installations, building automation systems, and remote monitoring setups. Users who need to maintain legacy serial equipment while leveraging cost-effective CATx cabling will find this unit particularly valuable.\u003c\/p\u003e \u003cp\u003eIts robust noise protection and flexible connectivity make it suitable for electrically noisy environments and installations where equipment placement is constrained by cabling rather than device location.\u003c\/p\u003e","brand":"Black Box","offers":[{"title":"Default Title","offer_id":50075600814399,"sku":"IWC-DQ1J-G4T","price":234.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/0609\/7215\/files\/0775679_iwc-dq1j-g4t.webp?v=1733089044","url":"https:\/\/www.beingshipped.com\/products\/iwc-dq1j-g4t","provider":"Being Shipped","version":"1.0","type":"link"}