27,000+ results for usb serial port
- USB 2.0 to RS232 COM Port Computer Converter Adapter Cable 9 Pin Serial DB25 DB9Opens in a new window or tabBrand New$9.48Save up to 10% when you buy moreList price: $12.98 27% offTop Rated Pluseeekitonline (451,534) 99.1%Free shippingFree returns251 sold
- For USB 2.0 To RS232 COM Port 9 Pin Serial DB25 DB9 Adapter Cable Converter USOpens in a new window or tabBrand New$10.65Save up to 10% when you buy moreTop Rated PlusFree shippingupartcare (2,769) 99.6%Free returns121 sold
- 3Ft USB 2.0 to DB9 Adapter Cable Converter Serial RS232 Port Windows Mac LinuxOpens in a new window or tabBrand New$20.07Save up to 10% when you buy moreeasystation (21,755) 99.6%Free 2-4 day shippingFree returns
- USB to RS232 Serial Port DB9 9 Pin Male COM Port Converter Adapter R E8P5 V K3A0Opens in a new window or tabBrand New$7.87Save up to 15% when you buy moresinpast (1,462) 97.1%Free shipping
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$7.20Save up to 8% when you buy moreWas: $7.66 6% offTop Rated Plusjinsche (36,911) 94.5%Free shippingFree returns309 sold
- SABRENT USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6ft CableOpens in a new window or tabBrand New$13.99sabrent_us (2,743) 99.8%Free shipping190 sold
- New USB 2.0 To RS232 COM Port 9 Pin Serial DB25 DB9 Adapter Cable ConverterOpens in a new window or tabBrand New$8.70old2wolves6 (14,188) 98.7%Free shipping774 sold
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$6.51Save up to 8% when you buy moreWas: $7.66 15% offTop Rated Plusqkmallllc_1 (35,292) 95.1%Free shippingFree returns
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Sponsored | Top selling items from highly rated sellers with free shipping- USB 2.0 to RS232 Serial Port DB9 9 Pin Male Converter Adapter Win7/8/2000/XPOpens in a new window or tabBrand New$8.70old2wolves6 (14,188) 98.7%Free shipping179 sold
- USB to RS232 Serial Port DB9 9 Pin Male COM Port Converter AdapterOpens in a new window or tabBrand New$2.64miyukiki (2,460) 97.6%Free shippingfrom China
- USB to RS232 Serial Port 9 Pin Male Port Converter NEW Adapter T8E6Opens in a new window or tabBrand New$2.51sureicisi (1,992) 97.3%Free shippingfrom China
- DTech Serial Cable to USB Adapter DB9 Male RS232 Port Supports Windows 11 10 8 7Opens in a new window or tabBrand New$16.37patricks_dapper_depot (2,110) 97.7%Free shipping
- USB 2.0 Male to RS232 Serial DB9 9 Pin Adapter Cable PCOpens in a new window or tabBrand New$8.70Save up to 5% when you buy morebesteworld (189,736) 98.8%Free shipping718 sold
- USB to RS-232 2-Port DB9 Serial Adapter/Converter SystemBase Multi-2/USB RS232Opens in a new window or tabBrand New$54.00Save up to 10% when you buy moreTop Rated PlusFree shippingenvistia (37,628) 100%Free returns4 watchers
- 1x USB to RS232 Serial Port DB9 9 Pin Male COM Port P9C3 Adapter L9G1 D7E3Opens in a new window or tabBrand New$2.42gradwell (281) 97%Was: $2.55 5% offFree shippingfrom China
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$7.08Save up to 8% when you buy moreWas: $8.43 16% offTop Rated Plusgocartgo (3,736) 93.9%Free shippingFree returns
- New USB 2.0 To RS232 COM Port 9 Pin Serial DB25 DB9 Adapter Cable ConverterOpens in a new window or tabBrand New$8.99accxpress (72,156) 99%Free shippingFree returns2,875 sold
- StarTech 1-Port USB to Serial RS-232 Adapter ICUSB2321FOpens in a new window or tabPre-Owned$15.28Save up to 23% when you buy moreWas: $17.98 15% offarg-tech (10,925) 99.5%Free shipping
- USB TO RS232 SERIAL DB 9 PIN COM Port Converter cable for GPS Windows XP WIN 7 8Opens in a new window or tabBrand New$8.99Save up to 6% when you buy morebesteworld (189,736) 98.8%Free shipping422 sold
- High-Speed USB to Serial Port DB9 RS232 Adapter For PC Mac Linux OSOpens in a new window or tabBrand New$10.00Save up to 8% when you buy moree-video (13,356) 94.4%+$3.80 shipping
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$1.60Top Rated PlusWas: $1.76 9% offsatisfyelectronics (217,464) 99.5%+$3.00 shippingfrom ChinaFree returns570 sold
- USB 2.0 A Male To 2 Dual USB Female Jack Y Splitter Hub Power Cord Adapter CableOpens in a new window or tabBrand New$2.13Save up to 10% when you buy morefixyourcell (96,857) 98.5%Free shippingFree returns1,432 sold
- Startech Icusb2324I Wall/Din Mount USB to 4 DB9 Rs232 Serial Port Adapter HubOpens in a new window or tabPre-Owned$69.00svcheck (15,119) 98.2%Free shipping
- NEW Sealed SIIG 8-Port USB to RS-232 Serial Adapter Hub JU-SC0211-S1Opens in a new window or tabBrand New$99.99techredosurplus (51,063) 99.4%Free shipping
- FTDI USB 2.0 Converter Adapter Cable to RS-232 9-Pin RS232 Serial Port STM-9MNUTOpens in a new window or tabBrand New$34.95Top Rated Plusbluemax49ers (26,177) 99.9%Free shippingFree returns264 sold
- StarTech 1m USB to Serial Cable with COM Port Retention 1P3FPCUSBSERIALOpens in a new window or tabBrand New$41.87nothingbutsavings (126,446) 99.1%Free 4 day shippingFree returns
- Brand New HP USB to Serial Port Adapter J7B60AAOpens in a new window or tabBrand New$19.99shsha5647 (77) 100%Free shipping
- USB C To RS232 DB9 Serial Port Adapter Cable W FTDI Chipset Supports Windows 10Opens in a new window or tabBrand New$20.45Save up to 6% when you buy moreshleil3 (874) 99.5%Free shipping
- New ListingUSB RS232 serial port Programming Cable for Motorola HT1000/MTS2000/XTS3000Opens in a new window or tabBrand New$17.46wenjing006 (1) 100%Was: $19.40 10% off+$2.99 shippingfrom China
- New USB 2.0 To RS232 COM Port 9 Pin Serial DB25 DB9 Adapter Cable ConverterOpens in a new window or tabBrand New$18.04bitshopus (11,521) 95.9%Was: $18.99 5% offFree shipping
- USB to Serial Port Converter 1FT (lot of 4) #210204-AQ3Opens in a new window or tabPre-Owned$29.99mj3-house (1,135) 99.3%Free shipping
- PS/2 Keyboard/Mouse to USB Converter AdapterOpens in a new window or tabBrand New$3.95gravity_standard (169,275) 95.8%Free shipping1,091 sold
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor 6FTOpens in a new window or tabBrand New$6.6515% off 2+ with couponList price: $10.99 39% offzydistro (2,187,725) 94%Free shipping221 sold
- New ListingAxgear New USB 2.0 to RS232 COM Port 9 Pin Serial DB25 DB9 Adapter CableOpens in a new window or tabBrand New$10.98timoconsulting (22) 100%Free shippingFree returns
- USB 2.0 A Male To 2 Dual USB Female Jack Y Splitter Hub Power Cord Adapter CableOpens in a new window or tabBrand New$1.75theperfectyou (17,048) 98.3%Free shippingFree returns
- Startech 1 Port FTDI USB to RS232 Serial Null Modem Adapter CableOpens in a new window or tabBrand New$27.00Top Rated Pluseljozone (3,534) 99.6%Free shippingFree returnsLast one13 sold
- 1PCS CH340G USB 2.0 to 9-pin RS232 COM Port Serial Convert Adapter NEWOpens in a new window or tabBrand New$1.38Top Rated Pluslovesell2013 (76,902) 99.9%+$3.00 shippingfrom ChinaFree returns782 sold
- New UGREEN USB to RS232 Adapter Serial Cable DB9 Male 9 Pin PL2303 Chipset RS-2Opens in a new window or tabBrand New$11.95Save up to 20% when you buy moreaznridah (1,130) 100%Free shipping
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$1.78alice1101983 (569,825) 99.5%+$3.20 shippingfrom ChinaFree returns8,451 sold
- RS232 Serial Port To USB Converter Cable DB9 For PDA Windows XP 7 8 10 64 Bit 1mOpens in a new window or tabBrand New$7.99Top Rated Plusfenggang18 (104,583) 99.9%+$2.99 shippingfrom ChinaFree returns
- Dtech Serial Cable to USB Adapter DB9 Male RS232 Port Supports Windows 11 10 8 7Opens in a new window or tabBrand New$20.99merbergam-0 (252) 97.9%Free 2-4 day shippingLast one
- 3ft USB 3.0 & USB-C to RS232 Serial Cable Adapter DB9 Male/Female FTDI ChipsetOpens in a new window or tabBrand New$19.99Save up to 15% when you buy moreTop Rated PlusFree shippingnwca.com (12,570) 99.7%Free returns259 sold
- USB 2.0 to Serial DB 9 Pin RS232 Cable+ 25 Parallel Adapter Connector Windows 7Opens in a new window or tabBrand New27 product ratings - USB 2.0 to Serial DB 9 Pin RS232 Cable+ 25 Parallel Adapter Connector Windows 7$8.98Save up to 7% when you buy morebesteworld (189,736) 98.8%Free shipping2,199 sold
- StarTech USB to RS232 DB9/DB25 Serial Adapter Cable ICUSB232DB25 (Grey)Opens in a new window or tabBrand New$14.88stuff2sellthree (41,108) 99.6%Free shipping13 watchers
- TRENDnet 10 Ft. USB to Serial Converter, TU-S910 ,WhiteOpens in a new window or tabBrand New$12.99tech_provisions (239) 100%+$6.99 shipping
- US USB 2.0 To RS232 COM Port 9 Pin Serial DB25 DB9 Adapter Cable ConverterOpens in a new window or tabBrand New$8.79 to $15.49Top Rated Plusdailydealswarehouse (76,471) 98.6%Free shippingFree returns
- 36 Pin USB to Parallel IEEE 1284 Printer Cable Computer PC Lead Adaptor LaptopOpens in a new window or tabBrand New$7.99besteworld (189,736) 98.8%Free shipping286 sold
- 3Ft USB 2.0 to DB9 RS232 Serial Computer Converter 9 Pin w/25 Pin Male Cable PDAOpens in a new window or tabBrand New$9.48Save up to 10% when you buy moreList price: $12.98 27% offTop Rated Pluspartsdomauction (333,243) 99.4%+$0.99 shippingFree returns445 sold
- USB to RS232 Adapter with FTDI Chipset 6.6ft USB 2.0 Male to RS232 Female DB9...Opens in a new window or tabBrand New$20.42goosegoose1993 (35) 100%Free shippingLast one
- USB 2.0 to RS232 Serial DB9 9Pin Male Adapter Cable VGA PC Cellular Phone Win XPOpens in a new window or tabBrand New$8.90besteworld (189,736) 98.8%Free shipping294 sold
- USB 2.0 Male to RS232 Serial DB9 9 Pin Adapter Cable PCOpens in a new window or tabBrand New$8.65meditechny (254,933) 98.8%Free shipping269 sold
- 3.3FT USB Type A to DB9 RS232 Serial Male Adapter Cable with Prolific ChipsetOpens in a new window or tabBrand New$22.27Buy 1, get 1 5% offWas: $23.44 5% offgalasdeals (22,381) 98.8%Free shipping13 watchers
- New ListingTargus 2 USB Mobile Port Replicator 2 PS/2, RS232 Serial, Parallel (Printer)Opens in a new window or tabPre-Owned$32.95this-and-that-now (2,931) 100%+$6.75 shipping
- StarTech.com USB to Serial Adapter - Prolific PL-2303 - COM Port Retention - USBOpens in a new window or tabBrand New$47.32ohsooffices (11,229) 100%Was: $52.58 10% off+$9.60 shipping
- USB to DB25 Male Serial Converter Apdater Null Modem Crossover Printer Cable ...Opens in a new window or tabBrand New$42.84zivpretz (55) 98.2%Free shippingLast one1 watchers
- Mini USB to DB9 Serial Converter - PROLIFIC Chipset PL2303HXDOpens in a new window or tabBrand New$17.95eagleg2017 (199) 100%+$6.15 shipping85 sold
- DB9 RS232 Serial to USB 2.0 Converter 9 Pin Adapter Cable for Android/Mac/LinuxOpens in a new window or tabBrand New$6.99ny-compu-tek (153,521) 98.9%+$0.26 shipping155 sold
- USB to Serial RS-232 Adapter with LED Indicators, FTDI Chipset, Supports WindowsOpens in a new window or tabBrand New$32.99godirectly (760) 99.7%Free shipping
- Commadore Amiga -- All models -- Serial USB Cable NM 25FOpens in a new window or tabBrand New$50.95Top Rated Plusbluemax49ers (26,177) 99.9%Free shippingFree returns54 sold
- Serial Adapter USB 2.0 Male To RS232 Female DB9 Serial Converter Cable 9 PinOpens in a new window or tabBrand New$8.91 to $9.01Buy 1, get 1 30% off with couponWas: $9.79 8% offgyeisafynt (158) 96.5%Free shipping
- Serial RS232 to USB Converter Adapter programming cable to COM port for FTA STBOpens in a new window or tabBrand New$7.99wzshop77 (38,487) 97.2%Free shippingfrom China
- SIIG US2205 USB to Printer Adapter IEEE 1284 Parallel PortOpens in a new window or tabPre-Owned$7.99retrogoodies1 (200) 100%+$7.00 shipping
- US USB 2.0 To RS232 DB9 Serial Cable Adapter Converter For PDA SatelliteOpens in a new window or tabBrand New$6.992006gns (103,009) 98.9%Free shippingFree returns655 sold
- Sabrent 1 Ft USB Serial Cable Prolific Chipset CB-DB9POpens in a new window or tabPre-Owned$9.99Save up to 10% when you buy moresaleshub247 (9,379) 97.2%Free shippingFree returns4,339 sold
- 1ft USB 2.0 DB9 Male Serial Port Cable SABRENT CB-DB9P - BlueOpens in a new window or tabBrand New$16.23solutioncables (231) 98.3%+$4.95 shipping
- Waveshare Industrial USB TO TTL (C) 6pin Serial Cable, Original FT232RNL ChipOpens in a new window or tabBrand New$14.78devkits (10,495) 99.6%Was: $16.99 13% offFree shippingfrom China
- Dtech Dt-6552 DTECH FTDI USB To TTL Serial 3.3V Converter Adapter CableOpens in a new window or tabBrand New$12.99Save up to 10% when you buy moretheta_and_volatility (472) 95.9%Free shippingLast one1 watchers
- USA USB 2.0 to Serial DB 9 Pin RS232 Cable+ 25 Parallel Adapter Win7/8/10 & MacOpens in a new window or tabBrand New$6.54Save up to 7% when you buy moreWas: $7.70 15% offTop Rated Plusshirch_20 (5,530) 95.4%Free shippingFree returns
- New ListingUTEK UT-890A 5ft 1-Port USB to RS-485/422 Serial Converter with ESD ProtectionOpens in a new window or tabBrand New$31.92azul_66 (355) 99.1%Free shippingFree returns
- Tripp Lite Model U209-005-DB25 USB-to-Serial Cable Adapter (USB-A to DB25 M/M)Opens in a new window or tabShop With Confidence, Buy From NeweggBrand New$24.80newegg (1,028,492) 98.5%List price: $34.76 29% off+$0.99 shippingFree returns
- USB 2.0 to RS485 -485 RS422 -422 DB9 COM Serial Port Device Converter8957Opens in a new window or tabBrand New$11.97cpthreego (102,059) 98.1%Was: $12.87 7% offFree shippingfrom China
- USB2.0 to RS485 RS422 DB9 pin Female COM Serial Port Chip PL2303 isolatedOpens in a new window or tabBrand New$17.03xiaogui52_7 (0) 0%Free shippingfrom China
- USB3.1 to 4 Ports RJ45 Ethernet AdapterOpens in a new window or tabBrand New$19.99a1-product-discounts (1,291) 99.2%+$5.99 shipping
- USB to RS232 Serial Adapter Cable DB9 9-pin Cord for POS PLC Printer COM PortOpens in a new window or tabBrand New$11.89orangejuice.tech (2,247) 99.4%Free shippingfrom China
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