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USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232
- Model #: CLAWB004ET8ZAA
- $225.99 –
- Free Shipping
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Vszerda PCIe X1 to Dual RS232 Serial Port Card, IO-PCE382-2S High-Speed 2-Port DB9 RS232 Expansion Adapter, Compatible with Industrial PC, and Data Acquisition Systems (Card)
Limited time offer, ends 08/18
- Model #: 16WEAQA
- $34.99 –
- Free Shipping
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Vszerda M.2 (Key M/B) to Dual RS232 Serial Port Adapter Card 2-Port COM DB9 Expansion Card, PCIe 2.0 Gen1 x1 Interface, Industrial-Grade Converter Compatible with Terminal & Embedded Systems
Limited time offer, ends 08/18
- Model #: 9TH489FG
- $56.99 –
- Free Shipping
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Vszerda PCIe X1 to Dual RS232 Serial Port Card, IO-PCE382-2S High-Speed 2-Port DB9 RS232 Expansion Adapter, Compatible with Industrial PC, and Data Acquisition Systems (Card with Short Metal Plate)
Limited time offer, ends 08/18
- Model #: R1E65R1S
- $34.96 –
- Free Shipping
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Vszerda MM-PCI16C1058-8S PCI to 8-Port RS232 Serial Adapter Card 926.1Kbps Desktop COM Port with 1 to 8 DB9 Serial Cable Support PCIIRQ Sharing
Limited time offer, ends 08/18
- Model #: 9H84TR9F
- $74.99 –
- Free Shipping
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Vszerda PCIe Serial Expansion Card, 2 Port PCI Express 1.0 x 1 to Industrial DB9 COM RS232 Converter Adapter Controller for Desktop PC (Will Also Work on PCI-E x4, x8, x16 Slot)
Limited time offer, ends 08/18
- Model #: G1R4CGH
- $32.19 –
- Free Shipping
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Chip Isolated USB to T-T-L/RS232/RS485 3 in 1 Serial Port Adapter Industrial-Grade T-T-L RS-232 RS-485 Isolation
- Model #: CLAWB0CS64MWPJ
- $198.99 –
- Free Shipping
![USB 16 Port Serial Adapter (RS232) [Black]](https://c1.neweggimages.com/productimage/nb300/C42AD25112910GL487B.jpg "USB 16 Port Serial Adapter (RS232) [Black]")
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BT580 Rs232 Serial Port Blue*/Tooth Adapter Supports Ble Connection to Mobile Phones-N36R
- Model #: CLAWB0FRY8P4D9
- $226.99 –
- Free Shipping
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Tyenaza RT809H Programmer Adapter, Wide Compatibility High Voltage Programming Adapter Serial ICSP Interface High Speed Parallel QFP80 Adapter Socket
- Model #: CLAWB0C9TCV1KB
- $209.99 –
- Free Shipping
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Coolgear Industrial USB to RS-232/422/485 Serial Adapter w/Optical Isolation, ESD Protection, DIP Switch Control, Plug & Play
- Model #: CLAWB00F58DQXU
- $263.99 –
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RT809H Programmer Adapter Socket High Speed Parallel High Voltage Programming Serial ICSP Interface QFP80 Adapter for EMMC Link Programming and Data Recovery
- Model #: CLAWB0G1M9WKYW
- $194.99 –
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USB to RS422 RS485 Serial Adapter Converter 6Pin Terminal Block Communication Cable
- Model #: CLAWB0FGVLRPTB
- $125.99 –
- Free Shipping
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ATC-810 High Speed Serial RS232 to USB Adapter
- Model #: 668706894370
- $73.99 –
- $5.99 Shipping
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USB to 4-Port Independent RS-485/RS-232 Converter RS485 RS232 COM Serial Port Adapter Cable
- Model #: CLAWB0DM6LJRY2
- $275.99 –
- Free Shipping
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DTECH USB to RS422 RS485 Serial Port Adapter Cable with FTDI Chipset 5 Position Terminal Board for Windows 11 10 8 7 XP Mac (4 Feet)
- Model #: 355756723414
- $51.99 –
- $5.99 Shipping
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EVURU Chip Isolated USB to T-T-L/RS232/RS485 3 in 1 Serial Port Adapter Industrial-Grade T-T-L RS-232 RS-485 Isolation
- Model #: CLAWB0C69XHRCX
- $209.99 –
- Free Shipping
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USB UART TTL Serial Port Cable for Roomba Cleaner
- Model #: 355756740589
- $50.99 –
- $5.99 Shipping
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Coolgear Industrial USB 2.0 to RS-232 Serial Adapter Optical Isolation
- Model #: CLAWB00F4D7ILC
- $140.99 –
- Free Shipping
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RT809H Programmer Adapter ICSP Interface High Speed Parallel High Voltage Programming QFP80 Socket for Serial IC Programming Applications
- Model #: CLAWB0FJ4T67TC
- $194.99 –
- Free Shipping
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Coolgear USB2 to 8-Port RS232-422-485 Serial TB Adapter
- Model #: CLAWB01MXOQ6F3
- $607.99 –
- Free Shipping
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Vszerda Mini PCIe to 4-Port RS232 Serial Card, Industrial-Grade DB9 COM Expansion Adapter Mini PCI Express to RS-232 Converter, -40°C~+85°C Working Temperature
Limited time offer, ends 08/18
- Model #: H98TFH4F
- $88.99 –
- Free Shipping
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USB Type C to RS232 9pin Serial Interface Adapter for Mobile Cellular POS Card Read usbc rs232 Converter Cable(U232C w Driver CD)
- Model #: CLAWB0FM8FHN4V
- $266.99 –
- Free Shipping
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USB to RS422 Converter - 1 Port FT232R Interface Bridge for Serial Communication
- Model #: CLAWB0G5NH8J53
- $249.99 –
- Free Shipping
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ARTICHOKE F/;TD/;1 FT232RL CHIP USB to D-SUB 25PIN DB25 Male Adapter RS485 Converter Serial Communication Cable Fit Compatible VAT Butterfly Valve to PC(3m)
- Model #: CLAWB0D812DP4W
- $101.99 –
- Free Shipping
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Mustpoint USB 2.0 to RS-485 RS-422 RS485 RS422 RJ45 RJ-45 Serial Adapter Converter FT232 (Aluminum)
- Model #: 273961992398
- $55.99 –
- $5.99 Shipping
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usangreen USB to RS232 Serial Adapter 4 Pin Terminal Block TXD RXD GND VCC Pinout with FT232RL Chip Support Windows XP/Android/Window7/8/10/Mac OS/Vista
- Model #: 478643929154
- $42.99 –
- $5.99 Shipping
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diustou FT232RL USB to TTL Serial Adapter Conversion Module USB to uart Serial Communication Module Brush Board 3.3/5V Level Output migrated Template (MB).
- Model #: 694782044187
- $58.78 –
- Free Shipping
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ANMBEST DB15 Solderless Serial to 15-pin Port Terminal Adapter Connector Breakout Board with Case Long Bolts Nuts (Male+Female)
- Model #: 404669058233
- $36.99 –
- $5.99 Shipping
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ANMBEST DB15 Solderless Serial to 15-pin Port Terminal Adapter Connector Breakout Board with Case Long Bolts Nuts (Male Metal)
- Model #: 401917590460
- $36.99 –
- $5.99 Shipping
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Gearmo 4 Port USB to Serial RS232 Adapter FTDI Chipset, Supports Win 11, 10, 8, 7, Linux, Mac w/ESD and Surge Protection
- Model #: 340781889631
- $76.99 –
- $5.00 Shipping
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DB9 RS232 Female Port to RJ45 Female Connector DB9 Serial Port Extender to LAN CAT5 CAT6 RJ45 Network Ethernet Cable Adapter(1 pair Female)
- Type: HDMI
- Model #: LJX-HDMI-A1295
- $14.67 –
- $5.00 Shipping
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Gearmo USB to Serial RS-232 Adapter with LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7/, Mac OS X 10.6 and Above
- Model #: 9391048841788
- $54.99 –
- $5.00 Shipping
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NET232+ Serial to Ethernet Intelligent Cable Adapter with DTE (Male) Connector (GC-NET232-PLUS-DTE-110)
- Model #: 541731871533
- $179.99 –
- $5.00 Shipping
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Sonew MDB-RS232 Payment to PC Acceptor Converter, MDB Payment Device to PC Converter Bill Acceptor Computer Serial Port Transfer Box
- Model #: 9158154853599
- $96.99 –
- $5.99 Shipping