{"product_id":"adapter-usb-to-4ch-serial-converter-25790","title":"USB TO 4CH Serial Converter, Waveshare 25790","description":"\u003cstyle\u003e\n  .ws-desc {\n    max-width: 100%;\n    color: #1f2937;\n    line-height: 1.65;\n    font-family: Arial, sans-serif;\n    font-size: 16px;\n  }\n  .ws-desc * {\n    box-sizing: border-box;\n  }\n  .ws-desc img {\n    max-width: 100%;\n    height: auto;\n    display: block;\n    margin: 14px auto;\n    border-radius: 6px;\n  }\n  .ws-desc table {\n    width: 100%;\n    border-collapse: collapse;\n    margin: 14px 0;\n    overflow-x: auto;\n  }\n  .ws-desc td,\n  .ws-desc th {\n    padding: 8px;\n    border: 1px solid #e5e7eb;\n    text-align: left;\n  }\n  .ws-desc th {\n    background-color: #f3f4f6;\n    font-weight: 700;\n  }\n  .ws-desc h1,\n  .ws-desc h2,\n  .ws-desc h3,\n  .ws-desc h4 {\n    line-height: 1.3;\n    margin: 18px 0 10px;\n    color: #0f766e;\n    font-weight: 700;\n  }\n  .ws-desc h2 {\n    font-size: 30px;\n    letter-spacing: 0.01em;\n  }\n  .ws-desc h3 {\n    font-size: 24px;\n  }\n  .ws-desc h4 {\n    font-size: 20px;\n  }\n  .ws-desc p {\n    margin: 10px 0;\n    font-size: 1.08em;\n  }\n  .ws-desc a {\n    color: #0f4ca8;\n    text-decoration: underline;\n    word-break: break-word;\n  }\n  .ws-desc ul,\n  .ws-desc ol {\n    margin: 12px 0 16px 0;\n    padding-left: 28px;\n    list-style-position: outside;\n  }\n  .ws-desc ul {\n    list-style-type: disc;\n  }\n  .ws-desc ol {\n    list-style-type: decimal;\n  }\n  .ws-desc li {\n    margin: 10px 0;\n    padding-left: 2px;\n    line-height: 1.55;\n    font-size: 1.22em;\n    font-weight: 500;\n  }\n  .ws-desc li::marker {\n    color: #111827;\n    font-size: 1.05em;\n  }\n  .highlight-box {\n    background: #edf5ff;\n    padding: 16px;\n    border-radius: 6px;\n    margin: 14px 0;\n  }\n  .highlight-box h3 {\n    color: #24ac39;\n    margin-top: 0;\n  }\n  .highlight-badge {\n    background: #24ac39;\n    color: #fff;\n    padding: 8px 12px;\n    font-size: 0.9em;\n    border-radius: 4px;\n    display: inline-block;\n    margin: 8px 0;\n  }\n  .dark-box {\n    background: #1e1c27;\n    color: #ffffff;\n    padding: 16px;\n    border-radius: 6px;\n    margin: 14px 0;\n  }\n  .dark-box h3 {\n    color: #24ac39;\n    margin-top: 0;\n  }\n  .dark-box ul {\n    color: #ffffff;\n  }\n  .blue-box {\n    background: #5c8cbc;\n    color: #ffffff;\n    padding: 16px;\n    border-radius: 6px;\n    margin: 14px 0;\n  }\n  .blue-box h3 {\n    color: #ffffff;\n    margin-top: 0;\n  }\n  .light-gray-box {\n    background: #dfe6ec;\n    padding: 16px;\n    border-radius: 6px;\n    margin: 14px 0;\n  }\n  .light-gray-box h3 {\n    margin-top: 0;\n  }\n  .pale-box {\n    background: #f6f7fb;\n    padding: 16px;\n    border-radius: 6px;\n    margin: 14px 0;\n  }\n  .pale-box h3 {\n    margin-top: 0;\n  }\n  @media (max-width: 768px) {\n    .ws-desc {\n      font-size: 15px;\n    }\n    .ws-desc h2 {\n      font-size: 24px;\n    }\n    .ws-desc h3 {\n      font-size: 20px;\n    }\n    .ws-desc li {\n      font-size: 1.1em;\n    }\n  }\n\u003c\/style\u003e\n\u003csection class=\"ws-desc\"\u003e\n\u003cdiv class=\"highlight-box\"\u003e\n\n\u003ch3\u003eIndustrial USB to 4-ch Serial Converter\u003c\/h3\u003e\n\n\u003cdiv class=\"highlight-badge\"\u003eUSB to 1-ch TTL + 1-ch TTL\/RS485 + 1-ch Isolated RS485\/422 + 1-ch Isolated RS232\/485\u003c\/div\u003e\n\n\u003cp\u003eFT4232HL | Stable Transmission | Multi-device Applicable | Multi-OS Compatibility\u003c\/p\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-1_a8f9e8c2-cb78-4f6f-ac16-cda161ecb8a8.jpg?v=1789032851\" alt=\"USB to 4-channel Serial Converter\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"dark-box\"\u003e\n\n\u003ch3\u003eFeatures At A Glance\u003c\/h3\u003e\n\n\u003cul\u003e\n\n\u003cli\u003eAdopts original FT4232HL chip, fast communication, stable and reliable, better compatibility\u003c\/li\u003e\n\n\u003cli\u003eSupports USB to 4-ch multi-functional serial port, convenient for expanding or debugging various industrial serial devices\u003c\/li\u003e\n\n\u003cli\u003eSupports USB to 1-ch TTL + 1-ch TTL\/RS485 + 1-ch Isolated RS485\/422 + 1-ch Isolated RS232\/485\u003c\/li\u003e\n\n\u003cli\u003eOnboard unibody power isolation, provides stable isolated voltage, no extra power needed for the isolated terminal\u003c\/li\u003e\n\n\u003cli\u003eOnboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption\u003c\/li\u003e\n\n\u003cli\u003eOnboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, lightningproof \u0026amp; ESD protection\u003c\/li\u003e\n\n\u003cli\u003eOnboard self-recovery fuse and protection diodes, provides stable output current\/voltage, provides over-current\/over-voltage proof, improves shock resistance\u003c\/li\u003e\n\n\u003cli\u003eFully automatic transceiver circuit without delay, ensures fast and stable communication between the USB port and various interfaces without interfering with each other\u003c\/li\u003e\n\n\u003cli\u003eOnboard TTL serial 3.3V\/5V voltage translator, configures the TTL level via switch\u003c\/li\u003e\n\n\u003cli\u003e9 LEDs for indicating power and transceiver status\u003c\/li\u003e\n\n\u003cli\u003eHigh-quality USB-B connector, smooth plug\/pull\u003c\/li\u003e\n\n\u003cli\u003eIndustrial metal casing, supports wall-mount installation, solid and beautiful, easy to install\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\n\u003ctable\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003cth colspan=\"2\"\u003ePRODUCT TYPE\u003c\/th\u003e\n\n\u003ctd colspan=\"2\"\u003eIndustrial USB to 4-ch Multi-functional Serial Converter\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth colspan=\"2\" rowspan=\"3\"\u003eUSB\u003c\/th\u003e\n\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\n\u003ctd\u003e5V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eConnector\u003c\/td\u003e\n\n\u003ctd\u003eUSB-B\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtection\u003c\/td\u003e\n\n\u003ctd\u003e200mA self-recovery fuse, isolated output\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth rowspan=\"5\"\u003ePORT A\u003cbr\u003e(TTL only)\u003c\/th\u003e\n\n\u003cth rowspan=\"5\"\u003eTTL (UART)\u003c\/th\u003e\n\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\n\u003ctd\u003e3.3V \/ 5V (configured by switch)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eConnector\u003c\/td\u003e\n\n\u003ctd\u003eScrew terminal\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtection\u003c\/td\u003e\n\n\u003ctd\u003eClamp diode, over-voltage\/negative-voltage proof, shock resistance\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eTransmission mode\u003c\/td\u003e\n\n\u003ctd\u003ePoint-to-point\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBaudrate\u003c\/td\u003e\n\n\u003ctd\u003e300bps ~ 12Mbps\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth rowspan=\"11\"\u003ePORT B (TTL\/RS485 optional)\u003c\/th\u003e\n\n\u003cth rowspan=\"5\"\u003eTTL (UART)\u003c\/th\u003e\n\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\n\u003ctd\u003e3.3V \/ 5V (configured by switch)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eConnector\u003c\/td\u003e\n\n\u003ctd\u003eScrew terminal\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtection\u003c\/td\u003e\n\n\u003ctd\u003eClamp diode, over-voltage\/negative-voltage proof, shock resistance\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eTransmission mode\u003c\/td\u003e\n\n\u003ctd\u003ePoint-to-point\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBaudrate\u003c\/td\u003e\n\n\u003ctd\u003e300bps ~ 12Mbps\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth rowspan=\"6\"\u003eRS485\u003c\/th\u003e\n\n\u003ctd\u003eConnector\u003c\/td\u003e\n\n\u003ctd\u003eScrew terminal\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDirection control\u003c\/td\u003e\n\n\u003ctd\u003eHardware auto control\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtection\u003c\/td\u003e\n\n\u003ctd\u003eTVS diode, surge \u0026amp; ESD protection\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eResistor\u003c\/td\u003e\n\n\u003ctd\u003eOnboard reserved 120R matching resistor, default NC, enabled via jumper\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eTransmission mode\u003c\/td\u003e\n\n\u003ctd\u003ePoint-to-multi-point (485 mode to 32 nodes, repeaters are recommended for 16 nodes or more)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBaudrate\u003c\/td\u003e\n\n\u003ctd\u003e300bps ~ 921600bps\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth rowspan=\"6\"\u003ePORT C (RS485\/422 optional)\u003c\/th\u003e\n\n\u003cth rowspan=\"6\"\u003eIsolated RS485\/422\u003c\/th\u003e\n\n\u003ctd\u003eConnector\u003c\/td\u003e\n\n\u003ctd\u003eScrew terminal\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDirection control\u003c\/td\u003e\n\n\u003ctd\u003eHardware auto control\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtection\u003c\/td\u003e\n\n\u003ctd\u003eTVS diode, surge \u0026amp; ESD protection, power \u0026amp; signal isolation\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eResistor\u003c\/td\u003e\n\n\u003ctd\u003eOnboard reserved 120R matching resistor, default NC, enabled via jumper\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eTransmission mode\u003c\/td\u003e\n\n\u003ctd\u003ePoint-to-multi-point (485 mode: to 32 nodes, repeaters are recommended for 16 nodes or more; 422 mode: to 256 nodes, repeaters are recommended for 16 nodes or more)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBaudrate\u003c\/td\u003e\n\n\u003ctd\u003e300bps ~ 921600bps\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth rowspan=\"10\"\u003ePORT D (RS232\/485 optional)\u003c\/th\u003e\n\n\u003cth rowspan=\"4\"\u003eIsolated RS232\u003c\/th\u003e\n\n\u003ctd\u003eConnector\u003c\/td\u003e\n\n\u003ctd\u003eScrew terminal\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtection\u003c\/td\u003e\n\n\u003ctd\u003eTVS diode, surge \u0026amp; ESD protection, power \u0026amp; signal isolation\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eTransmission mode\u003c\/td\u003e\n\n\u003ctd\u003ePoint-to-point\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBaudrate\u003c\/td\u003e\n\n\u003ctd\u003e300bps ~ 921600bps\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth rowspan=\"6\"\u003eIsolated RS485\u003c\/th\u003e\n\n\u003ctd\u003eConnector\u003c\/td\u003e\n\n\u003ctd\u003eScrew terminal\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDirection control\u003c\/td\u003e\n\n\u003ctd\u003eHardware auto control\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtection\u003c\/td\u003e\n\n\u003ctd\u003eTVS diode, surge \u0026amp; ESD protection, power \u0026amp; signal isolation\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eResistor\u003c\/td\u003e\n\n\u003ctd\u003eOnboard reserved 120R matching resistor, default NC, enabled via jumper\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eTransmission mode\u003c\/td\u003e\n\n\u003ctd\u003ePoint-to-multi-point (485 mode to 32 nodes, repeaters are recommended for 16 nodes or more)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eBaudrate\u003c\/td\u003e\n\n\u003ctd\u003e300bps ~ 921600bps\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth rowspan=\"3\" colspan=\"2\"\u003eIndicators\u003c\/th\u003e\n\n\u003ctd\u003ePWR\u003c\/td\u003e\n\n\u003ctd\u003eRed power indicator, lights up when USB connected and voltage detected\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eTXD\u003c\/td\u003e\n\n\u003ctd\u003eGreen TX indicator, lights up when data is transmitted from the USB port\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eRXD\u003c\/td\u003e\n\n\u003ctd\u003eBlue RX indicator, lights up when data is transmitted from the device ports\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003cth colspan=\"2\"\u003eOperating system\u003c\/th\u003e\n\n\u003ctd colspan=\"2\"\u003eMac, Linux, Android, Windows 11 \/ 10 \/ 8.1 \/ 8 \/ 7\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"blue-box\"\u003e\n\n\u003ch3\u003eBasic Function\u003c\/h3\u003e\n\n\u003cp\u003eSupports USB to 4-ch multi-functional serial port, convenient for expanding or debugging various industrial serial devices; Supports USB to 1-ch TTL + 1-ch TTL\/RS485 + 1-ch Isolated RS485\/422 + 1-ch Isolated RS232\/485\u003c\/p\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-3_ac9df19b-a06c-45dc-8be3-95b37d6599cc.jpg?v=1789032853\" alt=\"Basic function\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003eOriginal Industrial Chip\u003c\/h3\u003e\n\n\u003cp\u003eAdopts original FT232RNL chip, fast communication, stable and reliable, better compatibility\u003c\/p\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-5_9686496b-5394-4452-a606-80640f2bc276.jpg?v=1789032857\" alt=\"Original chip\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003eSafer Isolated Design\u003c\/h3\u003e\n\n\u003cul\u003e\n\n\u003cli\u003eOnboard unibody power isolation, provides stable isolated voltage, no extra power needed for the isolated terminal\u003c\/li\u003e\n\n\u003cli\u003eOnboard unibody digital isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-7_c654a2a1-8151-49ce-b6b1-08c36e8601c3.jpg?v=1789032859\" alt=\"Isolated design\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"light-gray-box\"\u003e\n\n\u003ch3\u003eMultiple Protections, Safe \u0026amp; Stable\u003c\/h3\u003e\n\n\u003cp\u003eOnboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, lightningproof \u0026amp; ESD protection. Onboard self-recovery fuse and protection diodes, provides stable output current\/voltage, provides over-current\/over-voltage proof, improves shock resistance.\u003c\/p\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-9_0e1a27a1-7c11-4b3f-be32-082e63f2471d.jpg?v=1789032862\" alt=\"Protection features\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003eMulti-System Supported\u003c\/h3\u003e\n\n\u003cp\u003eSupports Mac, Linux, Android, Windows 11 \/ 10 \/ 8.1 \/ 8 \/ 7 and more\u003c\/p\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-11_e9f4d0dd-466a-42ba-bd80-78a6334f0ec2.jpg?v=1789032865\" alt=\"Multi-system support\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003eAluminium Enclosure\u003c\/h3\u003e\n\n\u003cp\u003eAluminium alloy enclosure with sandblasting and anodic oxidation, solid and durable; Wall-mount support, more flexible for industrial installation\u003c\/p\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-13_54748141-fd52-4698-aa04-52cacf7f96eb.jpg?v=1789032868\" alt=\"Aluminium enclosure\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003eInterface Introduction\u003c\/h3\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-15_79a709dc-55d7-43df-a443-98069e86450d.jpg?v=1789032871\" alt=\"Interface introduction\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"pale-box\"\u003e\n\n\u003ch3\u003ePin Definition\u003c\/h3\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-17_50ecb122-4f7b-4702-a31e-35f825c86ebe.jpg?v=1789032874\" alt=\"Pin definition 1\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-19_ecd9a405-11af-4cec-a6e1-40238f1a85f3.jpg?v=1789032877\" alt=\"Pin definition 2\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003eProduct Show\u003c\/h3\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-21_6fd65318-0dba-4377-b659-f854167e842c.jpg?v=1789032880\" alt=\"Product show\"\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003eOutline Dimensions\u003c\/h3\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/USB-TO-4CH-Serial-Converter-details-size_462a70f4-5077-4e2b-a8f4-6324ba74b210.jpg?v=1789032883\" alt=\"Outline dimensions\"\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The above dimensions are measured manually, there is about 1mm error\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch3\u003eResources \u0026amp; Services\u003c\/h3\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/res_banner_4fe2b2e4-b54c-4018-bbd3-5c4c10281c8f.png?v=1789032886\" alt=\"Resources banner\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/res_content_2d490892-fcf8-4d1c-91a0-c058f47adf06.png?v=1789032888\" alt=\"Resources content\"\u003e\u003chr style=\"margin: 16px 0; border: none; border-top: 1px solid #e5e7eb;\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eWIKI:\u003c\/strong\u003e \u003ca href=\"http:\/\/www.waveshare.com\/wiki\/USB_TO_4CH_Serial_Converter\" target=\"_blank\"\u003ewww.waveshare.com\/wiki\/USB_TO_4CH_Serial_Converter\u003c\/a\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eResources for different product versions may vary, please check the wiki page to confirm the actually provided resources.\u003c\/em\u003e\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003c\/section\u003e","brand":"Waveshare","offers":[{"title":"Default Title","offer_id":54373140267324,"sku":"2138^EV","price":2627.0,"currency_code":"UAH","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0868\/0462\/7772\/files\/usb-to-4ch-serial-converter-1.jpg?v=1789032588","url":"https:\/\/informatica.com.ua\/en\/products\/adapter-usb-to-4ch-serial-converter-25790","provider":"Informatica","version":"1.0","type":"link"}