Add 4 high-speed RS-232 serial ports to your PC through a PCI expansion slot The PCI4S550N 4-port PCI Serial card turns an available PCI slot into four RS232 serial ports
- a cost-effective solution for connecting any new or old serial peripheral with support for data transfer rates of up to 115 Kbps The PCI Serial card is a perfect solution for connecting serial modems POS devices PDAs digital cameras printers ISDN terminal adapters & more to your system without having to upgrade your peripheral devices for compatibility with newer standards (eg USB) Saving time & hassle the Serial PCI card is plug-&-play ready & can be installed in minutes supporting Windows 7 Server 2008 R2 Vista XP ME 2000 98 95 NT4 31 DOS & Linux operating systems Plus the serial card offers IRQ sharing to help ensure stability & consistent performance guaranteeing convenient hassle-free connections Backed by a Star Tech lifetime warranty & free lifetime technical support The Star Tech Advantage
- Guaranteed compatibility with any PC running Windows DOS or Linux for simple integration into your application
- Data transfer rates of up to 1152 Kbps for efficient serial device performance
- Easy to install & use with full step-by-step instruction providing a hassle free serial solution



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This 4-Port Portable USB (Universal Serial Bus) 30 Hub with Built-in Cable turns a single USB (Universal Serial Bus) 30 port into four letting you connect more of your devices to your computer The hub features a built-in 25 cm (10 in) cable that is longer than what most traditional hubs offer The extended-length cable gives you the flexibility to place the hub & your devices exactly where you want them & it ensures the hub can connect to your laptop or tablet regardless of where the laptop’s USB (Universal Serial Bus) 30 port is located Expand the connectivity of your laptop when you travel This portable USB (Universal Serial Bus) 30 hub is great for adding extra ports to your laptop tablet Microsoft Surface Pro 4 Surface Book & other Microsoft Surface products With an integrated cable you have more flexibility to place the hub on your desk as desired Plus the hub is USB (Universal Serial Bus)-powered for easy transport when you travel Upright port-configuration saves desk space This USB (Universal Serial Bus) hub offers a block-style design with ports placed across the top surface of the hub With upright port access your connected devices (for example flash drives & mouse & keyboard wireless receivers) take up less desk space Alternatively you can lay the hub on its side for easy cable connections to devices like external hard drivers or printers Designed for easy use With its compact design you can easily position the USB (Universal Serial Bus) 30 (also known as USB (Universal Serial Bus) 31 Gen 1) hub on your desk or workspace to make your USB (Universal Serial Bus) devices more accessible There’s also ample space between the USB (Universal Serial Bus) 30 ports so it’s easy to plug & unplug the devices you use the most The USB (Universal Serial Bus) 30 hub is natively supported in virtually all operating systems which makes for an easy setup with no driver installation required & because it’s backward compatible you can connect both new & legacy USB (Universal Serial Bus) devices (for example USB (Universal Serial Bus) 20 peripherals) The ST4300PBU3 is backed by a Star Tech 2-year warranty & free lifetime technical support ...

Control up to 4 PC or Mac computers from a single keyboard mouse & monitor & share any USB (Universal Serial Bus) device between all connected computers The SV431USB 4 Port rack mountable VGA USB (Universal Serial Bus) KVM Switch with Hub offers simple control of up to four computers from a single monitordisplay & USB (Universal Serial Bus) peripheral set (keyboard mouse) The USB (Universal Serial Bus) KVM switch features an integrated 4 port USB (Universal Serial Bus) hub allowing you to share connected USB (Universal Serial Bus) peripherals between the four controlled PCMac computers as though the devices were connected directly Offering convenient placement & installation options the KVM switch features a 1U rack-mountable form factor & rear port connection to master & slave computers allowing you to make the necessary device connections without disrupting your workspace A cross-platform solution the KVM switch supports high resolution applications at up to 1920x 1440 & provides a smooth operating experience when controlling mixed (Windows Mac OSLinux) environments Backed by a Star Tech 3 year warranty & free lifetime technical support The Star Tech Advantage- Integrated USB (Universal Serial Bus) 20 hub allows the user to share USB (Universal Serial Bus) peripherals eliminating the expense of duplicate devices- Rugged solid steel rack-mountable case offers durability even in harsh environments- Absolutely no software or drivers required providing a completely OS independent KVM solution Ports & interfaces Keyboard port type USBMouse port type No Video port type VGAAudio connections No Cable length 5 m USB 20 ports quantity 8VGA (D-Sub) ports quantity 5DC-in jack Yes Technical details Package length 969 mm Colour of product Black Rack mounting 1 U Number of users 1 user (s) Video Maximum resolution 1920 x 1440 pixels Design Colour of product Black Rack mounting 1 U Display Built-in display No Performance Number of users 1 user (s) Power AC input voltage 110-240 VPackaging data Package width 95 cm Package depth 246 cm Package height 19 cm Package weight 13kg Certificates Ro HS compliance Yes Weight & dimensions Package width 95 cm Package depth 246 cm Package height 19 cm Package weight 13kg Weight 900 g Packaging content Manual Yes Other features Package length 969 mm Connectivity technology Wired Ports quantity 4 Dimensions (Wx Dx H) 130 x 220 x 44 mm ...

The PEXUSB3S44V 4-Port PCI Express USB (Universal Serial Bus) 30 Card lets you add four quad bus USB (Universal Serial Bus) 30 ports to your PCIe x 4-enabled PC Quad bus architecture improves USB (Universal Serial Bus) 30 performance by transferring data on independent channels to your computer giving you faster file transfers When multiple devices are connected traditional single bus USB (Universal Serial Bus) 30 cards share your maximum bandwidth between all ports By employing four host controller chipsets each port operates on a separate independent transmission channel Allocating up to 5 Gbps to each USB (Universal Serial Bus) port reduces performance bottlenecks & effectively quadruples your total available to bandwidth to 20 Gbps Enhanced with UASP support (USB Attached SCSI Protocol) this USB (Universal Serial Bus) 30 controller performs up to 70 faster than conventional USB (Universal Serial Bus) 30 when paired with a UASP supported enclosure (Note UASP requires a compatible operating system) Using a more efficient protocol than the traditional USB (Universal Serial Bus) BOT (Bulk-Only Transport) UASP technology optimizes transfers by allowing multiple commands to be processed simultaneously significantly increasing transfer speeds for less wait time on data transfers See our UASP test results below for further details For high-power USB (Universal Serial Bus) devices this PCIe USB (Universal Serial Bus) 30 card

Includes:: an optional SATA or LP4 power connector to connect to your system power supply & deliver up to 900m A of power per port to USB (Universal Serial Bus) 30 bus-powered devices (500m A for USB (Universal Serial Bus) 20) The USB (Universal Serial Bus) 30 card also supports USB (Universal Serial Bus) Battery Charging

Specification 12 (Apple Mode only) letting you charge compatible Apple devices (iPhones & iPads) faster than a standard USB (Universal Serial Bus) 30 port The controller card is compliant with USB (Universal Serial Bus) 30 standards while offering backward compatibility with existing USB (Universal Serial Bus) 20 11 devices For added versatility the USB (Universal Serial Bus) 30 PCIe card is equipped with a standard profile bracket &

Includes:: a low-profilehalf-height bracket for installation in small form-factor computers Provides four external quad bus USB (Universal Serial Bus) 30 Ports Supports up to 20 Gbps total transfer bandwidth
- Up to 5 Gbps per port UASP support across all four ports PCIe x 4 interface compliant with PCI Express 20 specifications Optional LP4 or SATA power connector provides up to 900m A per USB (Universal Serial Bus) port Supports USB (Universal Serial Bus) Battery Charging

Specification 12 (Apple Mode only) Fully compliant with USB (Universal Serial Bus) 30 rev 10 & Intel x HCI rev 10 specifications Backward compatible with USB (Universal Serial Bus) 20 & USB (Universal Serial Bus) 1011 devices
Includes: a Low Profilehalf-height installation bracket Hot-swap feature to connectdisconnect devices without powering down the system Performance Data Transfer Rate Up to 50 Gbps Interfaces Ports External Connectors 4
- USB (Universal Serial Bus) 30 A (9 pin; Super Speed) Female Internal Connectors 1
- LP4 (4 pin; Molex Large Drive Power) Female • 1
- SATA Power (15 pin) Plug Connector 1
- PCI Express x 4 Male System Requirements Operating Systems Supported Windows 8 (3264) 7 (3264) Vista (3264) XP (3264) • Windows Server 2012 2008 R2 2003 (3264) • Linux Kernel 2631 or later Environmental Environmental Operating Temperature 0 to 50 °C
- Humidity 5 to 85 Physical Form Factor PCI Express Card In The Box 1
- 4 Port PCIe USB (Universal Serial Bus) Card • 1
- Low Profile Bracket • 1
- Driver CD • 1
- Instruction Manual Dimensions 15 cm (W) x 167 cm (D) x 55 cm (H)
- 090kg



















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Add 4 RS232 serial ports to any PC using a single PCI Express expansion slot The PEX4S553B 4-Port PCI Express Serial Card (with breakout cable) lets you add 4 RS232 serial ports using a single PCIe expansion slot with an included 1-to-4 cable enabling you to add 4 serial ports to a single low profile slot The serial card features a native single-chip design that provides optimum reliability & speed reducing the CPU load by up to 48 over conventional bridge-chip serial cards
- a cost-effective solution for connecting legacy serial devices to PCIe-enabled computers The multi-port serial adapter

Includes:: both full profile & low profilehalf-height brackets for compatibility with standard & small form factor computers & is compatible with a broad range of operating systems including Windows Linux & MAC OS This product is a replacement for our PEX4S552B card Backed by a Star Techcom lifetime warranty & free lifetime technical support The Star Techcom Advantage- Lower CPU load of native single-chip single lane PCI Express design ensures optimal system performance (up to 48 less CPU load)-

Includes:: both standard & low profilehalf-height brackets which makes this the perfect card for any application including small form factor embedded applications- Breakout cable design means that only one expansion slot is needed to add 4 additional serial ports to any system Specifications Ports &38; interfaces Internal Yes Output interface Serial Serial interface type RS-232 Serial ports quantity 4 Host interface PCIe Technical details Chipset ASIX Moschip MCS9904CV-AAFIFO (First In First Out)256 BPerformance Data bits 5678 Baud rate 2304 Kbits Chipset ASIX Moschip MCS9904CV-AAFIFO (First In First Out)256 BProduct colour Black Certificates Certification REACH CERo HS compliance Yes Colour Product colour Black Design Internal Yes Product colour Black Certification REACH CERo HS compliance Yes Features Data bits 5678 Baud rate 2304 Kbits Chipset ASIX Moschip MCS9904CV-AAFIFO (First In First Out)256 BParity bit Even Mark N Odd Operational conditions Operating temperature (T-T)0
- 70 &176;CStorage temperature (T-T)-40
- 85 &176;COperating relative humidity (H-H)5
- 85 System requirements Windows operating systems supported Windows 10 Windows 10 Education Windows 10 Education x 64 Windows 10 Enterprise Windows 10 Enterprise x 64 Windows 10 Home Windows 10 Home x 64 Windows 10 IOT Core Windows 10 Pro Windows 10 Pro x 64 Windows 10 x 64 Windows 2000 Windows 2000 Professional Windows 7 Windows 7 Enterprise Windows 7 Enterprise x 64 Windows 7 Home Basic Windows 7 Home Basic x 64 Windows 7 Home Premium Windows 7 Home Premium x 64 Windows 7 Professional Windows 7 Professional x 64 Windows 7 Starter Windows 7 Starter x 64 Windows 7 Ultimate Windows 7 Ultimate x 64 Windows 7 x 64 Windows 8 Windows 8 Enterprise Windows 8 Enterprise x 64 Windows 8 Pro Windows 8 Pro x 64 Windows 8 x 64 Windows 81 Windows 81 Enterprise Windows 81 Enterprise x 64 Windows 81 Pro Windows 81 Pro x 64 Windows 95 Windows 98SEWindows CEWindows Vista Windows Vista Business Windows Vista Business x 64 Windows Vista Enterprise Windows Vista Enterprise x 64 Windows Vista Home Basic Windows Vista Home Basic x 64 Windows Vista Home Premium Windows Vista Home Premium x 64 Windows Vista Ultimate Windows Vista Ultimate x 64 Windows Vista x 64 Windows XPWindows XP Home Windows XP Home x 64 Windows XP Professional Windows XP Professional x 64 Mac operating systems supported Mac OS X 1010 Yosemite Mac OS X 103 Panther Mac OS X 104 Tiger Mac OS X 105 Leopard Mac OS X 106 Snow Leopard Mac OS X 107 Lion Mac OS X 108 Mountain Lion Mac OS X 109 Mavericks Linux operating systems supported Yes Server operating systems supported Windows Server 2003 Windows Server 2008 R2 Windows Server 2012 Windows Server 2012 R2 Windows Server 2016 Windows Server 2019 Other operating systems supported DOSWindows Embedded POSReady 2009 Windows Embedded Standard 2009 Windows XP Embedded Weight &38; dimensions Width 12 mm Depth 805 mm Height 68 mm Weight 239 g Package width 208 mm Package depth 145 mm Package height 41 mm Package weight 343 g Packaging data Mounting brackets included Yes Manual Yes Drivers included Yes Package width 208 mm Package depth 145 mm Package height 41 mm Package weight 343 g Cables included Serial Packaging content Mounting brackets included Yes Manual Yes Drivers included Yes Cables included Serial Other features Chipset ASIX Moschip MCS9904CV-AA







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This 4 Port USB (Universal Serial Bus) 20 Hub connects to one USB (Universal Serial Bus) 20 port on a Mac or PC computer adding four USB (Universal Serial Bus) 20 ports
- allowing you to maximize the number of high speed USB (Universal Serial Bus) peripherals connected to your computer The hub supports cascaded installation with other USB (Universal Serial Bus) 20 hubs supporting up to 127 USB (Universal Serial Bus) 20 device connections
- a scalable solution for connecting multiple USB (Universal Serial Bus) devices to a single host computer The 4 port hub

Includes:: a power adapter but can be powered through USB (Universal Serial Bus) bus connection to the host computer
- allowing you to install the hub as needed without worrying about the availability of a power outlet The USB (Universal Serial Bus) 20 hub offers an attractive black casing that suits any operating environment &

Includes:: a 3 feet USB (Universal Serial Bus) 20 AB male-male cable for the connection between the hub & the host computer Features Quick easy installation Compact space saving design Choice of Bus Power andor External Power Adapter Maximum data transfer rate of up to 480 Mbps & backwards compatible with USB (Universal Serial Bus) 11 Hot Plug & Play feature allows devices to be connected or disconnected without turning off the PCComes complete with a wall-mount power adapter & a 3 ft USB (Universal Serial Bus) 20 AB male-to-male cable Connect up to four USB (Universal Serial Bus) devices Hot swap capabilities allow you to connect & disconnect devices without rebooting PC & Mac compatible Lightweight convenient to carry Case Colour Black Certifications CE FCCDepth 97 cm Form Factor USB (Universal Serial Bus) Hub Height 19 cm Operating Systems Supported Microsoft Windows 98SE ME 2000 XP 2003 & up Mac OS 86 or up (OS 1024 needed for USB (Universal Serial Bus) 20 speeds) Product Type USB (Universal Serial Bus) Hub Weight 03kg Width 68 cm Interface 4 x USB (Universal Serial Bus) 20






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Here’s a must-have accessory if you have a USB (Universal Serial Bus)-C™ equipped computer but need more USB (Universal Serial Bus)-A ports This portable USB (Universal Serial Bus) 30 hub expands your laptop or desktop connectivity by adding four USB (Universal Serial Bus) Type-A ports through a single USB (Universal Serial Bus) Type-C™ or Thunderbolt™ 3 port & because it’s USB (Universal Serial Bus) bus-powered you don’t need to connect an external power adapter which makes travel more convenient & workstations less cluttered Keep using your current peripherals & devices If you’re looking to extend the life of your existing USB (Universal Serial Bus)-A peripheral devices then this hub is the perfect solution By converting your computer’s USB (Universal Serial Bus)-C port into four USB (Universal Serial Bus)-A ports you can continue to use all of your existing USB (Universal Serial Bus) 30 devices such as flash drives external hard drives & printers (USB 30 is also known as USB (Universal Serial Bus) 31 Gen 1) Now you can save money by avoiding the added cost & hassle of purchasing new USB (Universal Serial Bus)-C equipped peripherals Add USB (Universal Serial Bus) ports virtually anywhere you go With its compact & lightweight design this USB (Universal Serial Bus) hub is tailored for mobility You can easily tuck it into your laptop bag when traveling which makes it easy to expand your connectivity almost anywhere you need to Plus with a small-footprint design the 4-port hub takes up minimal desk space when connected in your work area Bus-powered design makes travel more convenient­­­­­ This versatile USB (Universal Serial Bus)-C hub is bus-powered which means it draws its power directly from your computer’s USB (Universal Serial Bus)-C port This means there are fewer cables to carry with you when you travel because it doesn’t need an external power adapter Add four USB (Universal Serial Bus) 30 ports in seconds This USB (Universal Serial Bus) hub is multi-platform compatible which means it will work with a wide range of laptops It also works with a range of operating systems such as Windows Mac Linux & Chrome OS™ It installs automatically once you connect it to your laptop so you can be up & running in seconds The HB30C4AB is backed by a Star Tech 2-year warranty & free lifetime technical support Design Colour of product Black Material Plastic Operational conditions Operating relative humidity (H-H) 10
- 85 Operating temperature (T-T) 0
- 45 °CStorage temperature (T-T) -10
- 70 °COther features Chipset VIAVLI
- VL812 Performance Certification CE FCCData transfer rate 5000 Mbits Ports & interfaces Host interface USB (Universal Serial Bus) 30 (31 Gen 1) Type-CHub interfaces USB (Universal Serial Bus) 30 (31 Gen 1) Type-APorts quantity 4USB 30 (31 Gen 1) Type-A ports quantity 4 Power USB powered YWeight & dimensions Depth 80 mm Height 15 mm Package depth 125 mm Package height 10 mm Package weight 36 g Package width 225 mm Weight 35 g Width 41 mm



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This durable USB (Universal Serial Bus) Plate converts the USB (Universal Serial Bus) pins from an AT-style Pentium (or newer) motherboard to 2 standard USB (Universal Serial Bus) A-Style sockets
- a cost-saving solution that provides the missing link to PCs that have USB (Universal Serial Bus) capability built-in but no connectors on the PC to utilize it Four standard A-type USB (Universal Serial Bus) outlets mounted on a plate with 1125 inch (28575mm) cable to the 5 pin connectors Supports 4 or 5 pin motherboard connections Separate cables support a single row of 810 pins or 2 rows of 45USB V20 compliant
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Now it&s easy to drive share & enhance the storage capabilities of your server or PC This mobile rack backplane lets you install four 25in SATA or SAS solid-state or hard disk drives into a single 525in bay & quickly hot swap them between systems It&s ideal for systems integrators & administrators who are looking for flexible management of their data storage The mobile rack backplane is engineered to protect your valuable data & provide reliable performance The aluminum housing is designed for enhanced heat dissipation while two 40mm fans improve air flow to minimize heat build-up & ensure optimum operating temperature The backplane can be mounted either vertically or horizontally for error-free tray insertion & maximum compatibility with servers or desktop computers You can lock the removable steel trays in place providing an enhanced level of drive protection The Non-Scratch SATA (NSS) connector provides a high 50000 insertion rating your assurance of long-lasting performance of both the drives & the bay Many fast-paced work environments require drives to be removed regularly Hot swap between systems quickly without shutting down with the convenient backplane The included drive trays are interchangeable working with both the 4-bay backplane & the single-bay backplane (SATSASBP125) so you can hot swap between systems for easy file access Designed for versatile use the backplane supports an extensive range of both SATA or SAS based HDDs & SSDs from 5 to 15mm in height To maximize the performance of your drives the mobile rack supports SAS II & SATA III performance for transfer speeds up to 6 Gbps when paired with a compatible controller The backplane also works with your preferred RAID controller or Hyper Duo controller to produce a high-performance or redundant storage solution Build your storage system by adding four 25in SAS or SATA drives into one 525in bay Supports a wide range of SSDs & HDDs from 5-15mm Easy error free insertion of tray with vertically or horizontally mounted backplane Lockable removable trays provide drive protection NSS connector provides 50000 insertion rating for long-lasting performance Interchangeable drive trays also work with the 1-bay backplane (SATSASBP125) High-quality metal housing provides enhanced heat dissipation Two 40mm fans to optimize ventilation Flammability rating of UL 94 V-O Support for SAS II & SATA I II & III with file transfer speeds of up to 6 Gbps Works with your RAID or Hyper Duo controller Storage Disk Size 25 Inches Drive Interface SATA Maximum Enclosure Capacity - 4 x 25 in SATA Interfaces Ports SATA Yes SATA Connector (s) 4 x SATA Physical Form Factor Hard Drive Enclosure Case Colour Black In The Box 1
- 4-bay SATASAS hard drive backplane • 2
- drive tray keys • 4
- 25 drive trays • 4
- 18 SATA data cables • 2
- SATA to Molex power adaptors • 16
- drive mounting screws • 8
- backplane mounting screws • 1
- quick start guide Dimensions 146 cm (W) x 151 cm (D) x 42 cm (H)
- Weight 0740kg








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This 6-foot 4-in-1 Display Port USB KVM switch cable integrates Display Port video quality with USB (Universal Serial Bus) mouse & keyboard 35mm audio out & microphone connections into a single compact cable This convenient 4-in-1 KVM cable is a cost-effective solution that&s suitable for use with any Display Port supported USB (Universal Serial Bus) KVM switch allowing you to share display & USB (Universal Serial Bus) peripherals between multiple computers configured for high definition output Backed by a Startech Lifetime Warranty this Display Port USB (Universal Serial Bus) & Audio KVM cable provides guaranteed performance for dependable operation ...