{"product_id":"hm-g4-fanless-industrial-mini-pc","title":"Hummlink HM-G4 Fanless Industrial Mini PC | Intel Core i5\/i7, 9-36V Wide Voltage, Dual LAN, Machine Vision","description":"\u003cp\u003eThe \u003cstrong\u003eHummlink HM-G4\u003c\/strong\u003e is a heavy-duty, high-performance fanless industrial mini PC engineered for 24\/7 continuous operation in mission-critical industrial automation, machine vision, and wide-voltage edge computing. Powered by 8th Gen Intel Core i7-8550U or Core i5-8250U quad-core processors (8 threads, up to 4.0 GHz) with dual DDR4 memory slots supporting up to 32GB RAM, the HM-G4 is housed in an ultra-rugged finned aluminum enclosure with wide-voltage DC 9V~36V input, dual Intel i211 Gigabit Ethernet, 2x BIOS-switchable COM ports, an extensive 8x USB port array, and a multi-pin industrial Phoenix GPIO terminal.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePowerful Core i7\/i5 Processing \u0026amp; 32GB RAM:\u003c\/strong\u003e Equipped with quad-core\/8-thread Intel Core i7-8550U or i5-8250U processors and dual SO-DIMM DDR4 channels (up to 32GB), delivering workstation-class responsiveness for data-intensive SCADA, AI inference, and machine control.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Input (DC 9V~36V):\u003c\/strong\u003e Built with an industrial wide-voltage DC power design supporting both a lockable DC barrel jack and a 2-pin Phoenix terminal block, preventing power fluctuations in factory and vehicular environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Intel i211 Gigabit Ethernet:\u003c\/strong\u003e Dual independent Intel GbE controllers ensure ultra-stable, deterministic industrial networking, OT\/IT network isolation, and link failover redundancy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBIOS-Selectable Multi-Mode COM Ports:\u003c\/strong\u003e 2x DB9 serial ports switchable between RS232, RS422, and RS485 modes directly in BIOS without opening the chassis, ideal for long-distance RS485 sensor buses and CNC interfacing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMassive 8x USB Expansion:\u003c\/strong\u003e Features 4x high-speed USB 3.0 ports on the front and 4x USB 2.0 ports on the rear, supporting numerous cameras, barcode scanners, and peripheral controllers simultaneously.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Multi-Pin GPIO Terminal:\u003c\/strong\u003e Industrial Phoenix terminal block with isolated digital input\/output pins for external relay triggering, safety switches, and automation sequencing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Fanless Heat Dissipation:\u003c\/strong\u003e Thick extruded aluminum heatsink body dissipates heat passively with 0 dB silent operation, IP40 dust protection, and 24\/7 reliability in demanding harsh factory conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnterprise Industrial BIOS:\u003c\/strong\u003e Hardware Watchdog timer, Auto Power On after power restoration, RTC wake-up, Wake-on-LAN (WOL), and PXE boot.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTarget Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFactory Automation, Production Line Monitoring \u0026amp; CNC Equipment\u003c\/li\u003e\n  \u003cli\u003eMachine Vision \u0026amp; Multi-Camera Quality Inspection Stations\u003c\/li\u003e\n  \u003cli\u003eSCADA Systems, Edge AI Gateways \u0026amp; Industrial IoT Hubs\u003c\/li\u003e\n  \u003cli\u003eVehicle Computing, Heavy Fleet Telematics \u0026amp; Marine Automation\u003c\/li\u003e\n  \u003cli\u003eSelf-Service Outdoor Terminals, Smart Lockers \u0026amp; Bank ATMs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProcessor Options:\u003c\/strong\u003e Intel Core i7-8550U (4C\/8T, 1.80 GHz up to 4.00 GHz, 8MB Cache) \/ Intel Core i5-8250U (4C\/8T, 1.60 GHz up to 3.40 GHz, 6MB Cache), 15W TDP\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMemory:\u003c\/strong\u003e 2x DDR4 SO-DIMM Slots (Dual Channel, supports up to 32GB 2133\/2400 MHz)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e 1x Full-size mSATA 3.0 (6Gb\/s) SSD slot + 1x 2.5\\\" SATA 3.0 (6Gb\/s) HDD\/SSD bay\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNetwork:\u003c\/strong\u003e 2x Intel i211-AT Gigabit Ethernet (10\/100\/1000 Mbps RJ45)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSerial Ports:\u003c\/strong\u003e 2x DB9 COM (BIOS switchable RS232 \/ RS422 \/ RS485)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay Outputs:\u003c\/strong\u003e 1x HDMI 1.4 + 1x VGA (Simultaneous dual display output)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Ports:\u003c\/strong\u003e 4x USB 3.0 + 4x USB 2.0 (Total 8x USB ports)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustrial GPIO:\u003c\/strong\u003e Multi-pin Phoenix terminal block (Isolated Digital Input + Output)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWireless \u0026amp; Cellular:\u003c\/strong\u003e 1x Half-size Mini PCIe (for Wi-Fi\/BT), 1x Full-size Mini PCIe (for 4G LTE), 1x Front SIM Slot (push-type)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAudio:\u003c\/strong\u003e Intel HD Audio, 1x 3.5mm Mic In + 1x 3.5mm Speaker Out\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Input:\u003c\/strong\u003e DC 9V~36V wide voltage (Lockable DC Jack + 2-Pin Phoenix Terminal; AC 100-240V power adapter included)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChassis \u0026amp; Thermal:\u003c\/strong\u003e Heavy-duty finned aluminum alloy passive cooling chassis\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Integrated wall \/ flange mount brackets, Desktop placement\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions \u0026amp; Weight:\u003c\/strong\u003e 228 x 150 x 83 mm (Package: 320 x 220 x 85 mm), Weight ~3.5 kg\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e 0°C to +60°C (Storage: -20°C to +80°C)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Systems:\u003c\/strong\u003e Windows 10 Pro, Windows 11, Linux Ubuntu, Debian\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cp\u003e1x HM-G4 Industrial Mini PC, 1x Industrial AC 100–240V Power Adapter \u0026amp; Power Cord, 1x Wall Mount Hardware \u0026amp; Screw Bag, 2x External High-Gain Wi-Fi Antennas (included with Wi-Fi option), and Quick Start Guide.\u003c\/p\u003e\n\u003ch3\u003eShipping \u0026amp; Delivery\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorldwide Express Shipping:\u003c\/strong\u003e Door-to-door delivery via DHL, FedEx, or UPS with full real-time tracking.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDispatch Time:\u003c\/strong\u003e Standard sample orders dispatch within 1–3 business days. Batch production orders follow confirmed scheduling.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Industrial Packaging:\u003c\/strong\u003e Double-walled corrugated outer carton and custom molded high-density foam ensure complete protection during transit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty \u0026amp; Support\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e24-Month Limited Warranty:\u003c\/strong\u003e Comprehensive 24-month (2-year) factory warranty on hardware components with a verified failure rate \u0026lt;1%.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLifetime Technical Support:\u003c\/strong\u003e Dedicated engineering support for BIOS configuration, serial port protocols, GPIO libraries, and OS deployment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDOA Priority Guarantee:\u003c\/strong\u003e Immediate priority replacement if any unit is diagnosed defective upon initial delivery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the power input requirement for the HM-G4?\u003c\/strong\u003e\u003cbr\u003e\nA: The HM-G4 features a wide-voltage DC 9V~36V power input supporting both standard barrel DC jacks and a rugged 2-pin Phoenix terminal block, making it ideal for vehicular systems and unstable factory power grids.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the memory be expanded up to 32GB?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes. The HM-G4 is equipped with dual DDR4 SO-DIMM slots, supporting up to 32GB (2x 16GB) of dual-channel high-speed DDR4 memory for data-heavy workloads and virtual machines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I switch the serial COM ports between RS232, RS422, and RS485?\u003c\/strong\u003e\u003cbr\u003e\nA: Both COM ports can be switched between RS232, RS422, and RS485 protocols directly in the BIOS setup menu under Advanced Chipset settings without opening the hardware chassis.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the unit support Auto Power On after an electrical outage?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes, Auto Power On after AC power restoration is natively supported in the BIOS, along with a configurable hardware Watchdog timer and Wake-on-LAN (WOL) for remote unattended operations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Do you offer bulk discounts or OEM\/ODM customizations for system integrators?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes, we provide custom logo laser engraving, custom BIOS boot screens, customized I\/O configurations, and volume discounts. Contact our sales engineering team for a project quotation.\u003c\/p\u003e\n\u003cdiv style=\"margin-top: 32px; padding: 24px; background-color: #f7f8fa; border: 1px solid #e1e4e8; border-radius: 8px; text-align: center;\"\u003e\n  \u003ch3 style=\"margin-top: 0; margin-bottom: 8px; color: #111;\"\u003eNeed Custom Configurations or Wholesale Pricing?\u003c\/h3\u003e\n  \u003cp style=\"margin-bottom: 18px; color: #555; font-size: 14px;\"\u003eWe support OEM\/ODM branding, OS pre-installation, customized BIOS, and volume discounts for system integrators.\u003c\/p\u003e\n  \u003ca href=\"\/zh\/pages\/contact\" style=\"display: inline-block; background-color: #000000; color: #ffffff; padding: 12px 30px; font-size: 15px; font-weight: 600; text-decoration: none; border-radius: 4px;\"\u003eRequest a Quote \/ Contact Us\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Hummlink Industrial Computing","offers":[{"title":"Intel Core i7-8550U \/ None \/ 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