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Quantum 4-Port PCIe to RS-422/RS-485 Serial Expansion Card - Industrial Grade, Based on XR17V354 Chipset
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  • $148.99 
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SERIALGEAR USB to Serial 4-Port DB-9 RS-232 Adapter with FTDI Chipset
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SERIALGEAR USB to Serial 4-Port DB-9 RS-232 Adapter with FTDI Chipset
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: CS-42042
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  • $109.88 
  • $5.99 Shipping
UTEK USB to RS-485 RS-422 Converter USB2.0 4 Ports RS485 RS422 Adapter Serial DB9 Connector Optical isolation ESD UT-861A
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  • $195.19 
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  • $193.99 - $195.19
StarTech ICUSB234854I USB to RS-232/422/485 Serial Adapter - 4 Port - Industrial - 15 kV ESD Protection - USB to Serial Adapter - USB to Serial Hub
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StarTech ICUSB234854I USB to RS-232/422/485 Serial Adapter - 4 Port - Industrial - 15 kV ESD Protection - USB to Serial Adapter - USB to Serial Hub
  • Type: 4-Port Industrial USB to RS-232/422/485 Serial Adapter
  • Color: Black
  • Changer Type: USB to RS-232/422/485 Serial
  • Specifications: Converts a single USB port into four RS232/RS422/RS485 serial ports over USB 2.0 with four modes: RS232, RS422, 4-wire and 2-wire RS485 15 kV ESD protection (Level 4) against noise emissions and electrical voltage surges DIN rail and wall mountable Rugged IP30 rated metal hub housing and screw-locking host connection, ideal for harsh industrial environments Data transfer baud rate up to 921.6Kbps COM port expansion with COM retention Powered by USB, and features plug-and-play installation
  • Model #: ICUSB234854I
Monoprice Blackbird 4K HDMI Matrix, 8x8, HDBaseT, HDR, 18G, 4K@60Hz, YCbCr 4:4:4, HDCP 2.2, EDID, IR,  SPDIF, RCA, TCP/IP, RS-232, W/ 7 Receivers 70m
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  • $3,014.37
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  • $2,740.34 
  • Save: $274.03 (9%)
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Direct from Monoprice Inc. Direct from Monoprice Inc.
Coolgear 4 Port USB 2.0 to RS 232 Auto Switch FTDI Chipset - CG-4URS232A
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  • $28.29 
  • $3.99 Shipping
Direct from CoolGear Direct from CoolGear
Coolgear 4 Port USB 2.0 to RS 232 Manual Switch FTDI Chipset - CG-4URS232M
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  • $18.29 
  • $3.99 Shipping
Direct from CoolGear Direct from CoolGear
Gearmo 4 Port Professional RS-232 USB 2.0 to Serial Adapter w/Nuts - USA-FTDI4X-NUT
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Gearmo 4 Port Professional RS-232 USB 2.0 to Serial Adapter w/Nuts - USA-FTDI4X-NUT
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: 045079163324
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  • $56.28 
  • $3.99 Shipping
Direct from GearMo Direct from GearMo
StarTech.com ST124HDVW 2x2 Video Wall Controller - 4K 60Hz Display - HDMI 2.0 - 1 In 4 Out Video Wall Splitter - RS-232 Serial Control (ST124HDVW)
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StarTech.com ST124HDVW 2x2 Video Wall Controller - 4K 60Hz Display - HDMI 2.0 - 1 In 4 Out Video Wall Splitter - RS-232 Serial Control (ST124HDVW)
  • Type: 4K Video Wall Splitter
  • Changer Type: 1 HDMI Input 4 HDMI Outputs
  • Ports: 4
  • Audio: Yes
  • Model #: ST124HDVW
BZBGEAR 1x4 4K UHD HDMI Splitter/Distribution Amplifier Kit with 4 Receivers and IR/RS-232/Audio De-embedding up to 230ft over Category Cable
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BZBGEAR 1x4 4K UHD HDMI Splitter/Distribution Amplifier Kit with 4 Receivers and IR/RS-232/Audio De-embedding up to 230ft over Category Cable
  • Type: HDMI Splitter/Distribution Amplifier
  • Audio: LPCM/DTS-HD/DTS-Audio/Dolby Digital 5.1
  • Maximum Resolutions: 480i@60Hz, 480p@60Hz, 576i@50Hz, 576p@50Hz, 720p@50/60Hz, 1080i@50/60Hz, 1080p@50/60Hz, 1280x960, 1280x800, 1280x768, 1680x1050, 1360x768, 1366x768, 1600x900, 1024x768, 800x600, 3840x2160@24/25/30/50/60Hz, 4096x2160@24/25Hz
  • Dimensions: TX: 264.00(L) x 104.00(W) x 23.50(H)mm RX: 106.0(L) x 99.0(W) x 26.2(H)mm
  • Model #: BG-UDAIC-E14
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  • $599.00 
Direct from BZBGEAR Direct from BZBGEAR
BUCIER DB44 pin to DB9 pin cable 4 Port DB9 RS-422 serial adapter cables for PCI card to 4 x RS422/485 cards
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  • $39.39 
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Direct from BUCIER Direct from BUCIER
Quantum 4-Port PCIe RS-422/485 Serial Card with XR17V354 Chipset for Industrial PC
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  • $197.99 
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For ROCKY-4786EVG-RS-R40 VER: 4.0 IPC main board dual network interface card
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  • $782.00 
  • $5.00 Shipping
NVME To PCI-E X16 Adapter Card With Four  M-Key PH44 NVME 4 Disk Array Expansion Card For 2230/2242/2260/2280 SSD
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IOGEAR GCS1934H 4-Port 4K KVMP Switch with HDMI Connection, USB 3.0 Hub, and Audio (TAA)
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IOGEAR GCS1934H 4-Port 4K KVMP Switch with HDMI Connection, USB 3.0 Hub, and Audio (TAA)
  • Type: HDMI, USB
  • Computer Connections: 4 Ports
  • Monitor Connections: 1 Port
  • Video Resolution: 4096 x 2160 @ 60Hz (Cinema 4K)
  • Model #: GCS1934H
QNAP TR-004 4-Bay USB 3.2 Gen 1 RAID Expansion Enclosure, with 4x 8TB NAS HDD
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  • $1,638.02 
  • $26.60 Shipping
StarTech 8-Port DisplayPort KVM Switch with 1U Rack Mount Kit - 4K 60Hz DP 1.2 - Push-Button & Hotkey Switching - 4-Port USB Hub - OS Independent - TAA Compliant (R8AD122-KVM-SWITCH)
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StarTech 8-Port DisplayPort KVM Switch with 1U Rack Mount Kit - 4K 60Hz DP 1.2 - Push-Button & Hotkey Switching - 4-Port USB Hub - OS Independent - TAA Compliant (R8AD122-KVM-SWITCH)
  • Brand: StarTech.com
  • Type: KVM Switchbox
  • Video Resolution: 3840 x 2160
  • Part Number: R8AD122-KVM-SWITCH
  • Model #: R8AD122-KVM-SWITCH
Comtrol Corporation 99341-4 RocketPort Universal PCI Quad DB9 Multiport Serial Adapter
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Comtrol Corporation 99341-4 RocketPort Universal PCI Quad DB9 Multiport Serial Adapter
  • Changer Type: Product Type: RocketPort Universal PCI Quad DB9 Multiport Serial Adapter Host Interface: Universal PCI Data Transfer Rate: Up to 460.80 Kbps Ports Expandability: 4 x 9-pin DB-9 Male RS-232 - Serial, Via Cable (Optional)
  • Specifications: Product Type: RocketPort EXPRESS Quadcable DB9 Multiport Serial Adapter Host Interface: PCI Express x1 Data Transfer Rate: Up to 921 Kbps Ports Expandability: 4 x 9-pin DB-9 Male RS-232/422/485 - Serial, Via Cable (Included)
  • Parts: 5 years limited
  • Labor: 5 years limited
  • Model #: 99341-4
  •  
  • $1,060.79 
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StarTech.com VS421HD4KA 4-Port HDMI Automatic Video Switch - 4K with Fast Switching
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StarTech.com VS421HD4KA 4-Port HDMI Automatic Video Switch - 4K with Fast Switching
  • Type: HDMI Switchers
  • Color: Black
  • Ports: 4
  • Audio: Yes
  • Model #: VS421HD4KA
Mean Well RS-100-24 108W Single Output Switching Power Supply 24V/4.5A
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  • $78.99 
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Coolgear 4 Port USB to RS485 High Speed Adapter w/12V DC Power Supply - CG-UHS4P485
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Coolgear 4 Port USB to RS485 High Speed Adapter w/12V DC Power Supply - CG-UHS4P485
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: 045079161191
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  • $165.29 
  • $5.99 Shipping
Direct from CoolGear Direct from CoolGear
KEHIPI USB Type C to 3.5mm Headphone Audio and Charger Adapter, Support PD & QC Fast Charging, Compatible with Google Pixel 4 4XL 3 3XL 2 2XL, Samsung Galaxy S20/S21 Ultra/Note 20/10 Plus and More
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  • $16.99 
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Direct from KEHIPI Direct from KEHIPI
WUSU USB to RS232 RS485 RS422 Converter Serial Adapter USB2.0 Cable DB9 Connector WinXP/7/8/8.1/10 UT-8890
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  • $41.94 
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  • $40.54 - $41.94
Coolgear USB 2.0 to 4-Port RS232-422-485 Serial TB Adapter Isolation | Surge
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Coolgear USB 2.0 to 4-Port RS232-422-485 Serial TB Adapter Isolation | Surge
  • Color: Black
  • Changer Type: USB to DB9 (RS-232)
  • Model #: USB2-4COMi-SI-TB
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  • $261.49 
  • $5.99 Shipping
Direct from CoolGear Direct from CoolGear
Mean Well RSD 300W 5V 42A Power Supply Converter DC/DC Single Output RSD-300E-5
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  • $274.99 
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ATEN VK224 4-Port Serial Expansion Box
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ATEN VK224 4-Port Serial Expansion Box
  • Color: Black
  • Specifications: Interfaces Serial 4 x Programmable Bi-directional RS-232/422/485 Port (4 x DB9 Male Connector, configurable via pin assignments); Baud Rate: 300 to 115200 (default: 9600); Data Bit: 8 (default) or 7; Stop Bit: 1 (default) or 2; Parity: None (default), Even or Odd; Flow Control: None (default) RTS/CTS Ethernet 1 x RJ-45 Female, 10/100Base-T Supported Protocol: ICMP, TCP/IP, DHCP, HTTPS, SSH DHCP-enabled. The following default IP settings will be used if no IP is assigned within 30 seconds: IP: 192.168.0.60 Subnet Mask: 255.255.255.0 Switches Controller ID: 1 x 16-segment Switch Expander ID: 1 x 8-segment Switch Reset Button: 1 x Semi-recessed Pushbutton USB: 1 x USB Type A Power: Consumption 5 VDC, 7.5 W(adapter) ; 48VDC, 9.5 W(PoE, PoE 802.3 AF/AT compatibility)
  • Dimensions: 1.65" x 2.98" x 5.12"...
  • Model #: VK224
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  • $454.31 
  • Free Shipping
Mean Well RSDW 8W 5V 1600mA Power Supply Converter RSDW08F-05 DIP24 Package
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  • $126.99 
  • Free Shipping