26,000+ results for usb serial convertor
- 1-10PC USB to RS232 Serial Port 9Pin DB9 Cable Serial COM Port Adapter ConvertorOpens in a new window or tabBrand New$7.21 to $28.45Save up to 5% when you buy moreWas: $30.92 8% offworldchips (190,099) 99.1%Free shippingFree returns
- 3Ft Translucent USB 2.0 to DB9 RS232 Serial Converter 9 Pin Adapter Cable PDAOpens in a new window or tabBrand New$8.99Save up to 14% when you buy moreTop Rated PlusFree shippingnortheast.direct (16,342) 99.8%Free returns2,157 sold
- 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 (36,835) 94.6%Free shippingFree returns306 sold
- Serial Adapter USB 2.0 Male To RS232 Female DB9 Serial Converter Cable 9 PinOpens in a new window or tabBrand New$9.21 to $9.30Extra 5% off with couponWas: $9.69 5% offgyeisafynt (124) 97.7%Free shipping
- USB to RS232 Serial Adapter, USB a Male to DB9 Pin Female Serial Converter CableOpens in a new window or tabBrand New$9.37cozzify (1,385) 98.9%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$8.70old2wolves6 (14,004) 98.7%Free shipping767 sold
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$2.18shanghai*book (3,188) 99.3%Free shippingfrom China329 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 (2,724) 99.6%Free shipping180 sold
Picked For You
Sponsored | Top selling items from highly rated sellers with free shipping- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$6.13Save up to 8% when you buy moreWas: $7.66 20% offTop Rated Plusgocartgo (3,637) 93.9%Free 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$7.48Save up to 15% when you buy moreWas: $7.87 5% offsinpast (1,423) 96.8%Free shipping
- Cyberpower USB to Serial Converter USB to RS-232 Male DB9 SerialOpens in a new window or tabPre-Owned$8.9915ptr (2,927) 99.7%Free shipping
- USB to RS232 Serial Port DB9 9 Pin Male COM Port Converter AdapterOpens in a new window or tabBrand New$2.56miyukiki (2,321) 97.7%Free 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$8.99accxpress (72,086) 99%Free shippingFree returns2,874 sold
- For USB 2.0 To RS232 COM Port 9 Pin Serial DB25 DB9 Adapter Cable Converter USAOpens in a new window or tabBrand New$27.95Save up to 10% when you buy moreTop Rated PlusFree shippingmpartsgo (1,986) 99.2%Free returnsLast one25 sold
- PTC Black High Speed USB 2.0 to Serial RS-232 DB-9 Converter with 3ft USB CableOpens in a new window or tabBrand New$14.99Save up to 10% when you buy moreprotechgroupinc (4,794) 99.2%Free shipping60 sold
- 3.3FT USB to RS232 Serial Port DB9 Male Adapter Converter Cable PROLIFIC ChipsetOpens in a new window or tabBrand New$24.33Buy 1, get 1 5% offgalasdeals (22,368) 99.1%Free shipping
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlackOpens in a new window or tabPre-Owned$0.99rjr122081 (764) 100%0 bids · Time left9h 22m left (Today 05:31 PM)$3.50Buy It Now+$5.80 shipping
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$6.05Save up to 8% when you buy moreWas: $7.66 21% offTop Rated Plusqkmallllc_1 (35,185) 95.2%Free shippingFree returns
- Tripp-Lite USB Serial Adapter -- BRAND NEW SEALED UNUSEDOpens in a new window or tabBrand New$21.99ea_general_store (501) 100%Free shipping
- 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 (450,267) 99.2%Free shippingFree returns244 sold
- (USB To RS232) Serial Port Cable Adapter Serial Port Cable Converter GAWOpens in a new window or tabBrand New$10.94Extra 6% off with couponWas: $11.52 5% offgiaowe (119) 100%Free shippingFree returns
- DTech Serial Cable to USB Adapter DB9 Male RS232 Port Supports Windows 11 10 8 7Opens in a new window or tabBrand New3 product ratings - DTech Serial Cable to USB Adapter DB9 Male RS232 Port Supports Windows 11 10 8 7$16.84connies_conbini (126) 100%Free shipping
- TRENDnet TU-S9, USB to Serial ConverterOpens in a new window or tabBrand New$11.99tech_provisions (237) 100%+$6.99 shipping
- NEW TRENDnet TU-S9 USB to Serial Converter USB 1.1 to RS-232 FREE S/HOpens in a new window or tabBrand New$15.97earlypaintedfolkart (1,149) 100%Free shipping
- 10Ft Female DB9 Serial to Male USB Adapter Converter Cable Wire, PurpleOpens in a new window or tabBrand New$8.09Save up to 20% when you buy morepartempire (4,717) 100%Free shipping77 sold
- 6 Pin USB 2.0 to TTL UART Module Serial Converter CH340G Module STC 5V/3.3VOpens in a new window or tabBrand New$10.99Save up to 15% when you buy moremaker_usa (21,918) 98.6%Free shippingAlmost gone276 sold
- 6 Pin USB 2.0 to TTL UART Module Serial Converter CH340G Module STC 5V/3.3VOpens in a new window or tabBrand New$3.99gravity_standard (168,509) 95.8%Free shipping442 sold
- 2 PC 6 Pin USB 2.0 to TTL UART Module Serial Converter CH340G Module STC 5V/3.3VOpens in a new window or tabBrand New$4.99gravity_standard (168,509) 95.8%Free shipping238 sold
- FT232RL 3.3V 5.5V FTDI USB to TTL Serial Adapter Module for Arduino Mini PortOpens in a new window or tabBrand New$3.45Extra 5% off with couponWas: $3.83 10% offTop Rated Pluseelectronicparts (24,413) 99.5%+$5.35 shippingFree returns394 sold
- USB 2.0 To RS-485 DB9 80mm Serial Converter Adapter Cord Cable 2303 chipsetOpens in a new window or tabBrand New$10.80new2018small (5,928) 99%Free shippingfrom China
- 6 Pin USB 2.0 to TTL UART Module Serial Converter CH340G Module STC 5V/3.3VOpens in a new window or tabBrand New$3.45Extra 5% off with couponWas: $3.83 10% offTop Rated Pluseelectronicparts (24,413) 99.5%+$5.35 shippingFree returnsAlmost gone55 sold
- CP2102 Module USB to TTL Serial Converter UART STC Download 5pcs Cables Ni C_~~Opens in a new window or tabBrand New$8.76Save up to 20% when you buy morejiji_497 (1,195) 95.9%Free shipping
- US USB 2.0 To RS232 DB9 Serial Cable Adapter Converter For PDA SatelliteOpens in a new window or tabBrand New$6.992006gns (102,958) 98.9%Free shippingFree returns655 sold
- USB to RS-232 Serial Adapter w/ LED Indicators Windows 11 SupportOpens in a new window or tabBrand New$17.90sbarreros (488) 100%+$5.90 shipping
- Digitus DA-70156 Usb to Serial Adaptor, Usb 2.0 W10,8,7,XP,MacOS X,Linux, NewOpens in a new window or tabBrand New$15.95Save up to 5% when you buy moreaopstore (4,991) 100%+$2.89 shipping618 sold
- TRENDnet 10 Ft. USB to Serial Converter, TU-S910 ,WhiteOpens in a new window or tabBrand New$12.99tech_provisions (237) 100%+$6.99 shipping
- TRIPP LITE USB To Serial Adapter RS232 U209-000-R NewOpens in a new window or tabBrand New$14.50kaye100cat (767) 96.9%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 (14,004) 98.7%Free shipping178 sold
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter ConvertorOpens in a new window or tabBrand New$6.40new2018small (5,928) 99%Free shippingfrom China
- RS232 DB9 Female to USB 2.0 A Female Serial Cable Adapter Converter 8" Inch 25cmOpens in a new window or tabBrand New$3.89Top Rated Plusfenggang18 (104,503) 99.9%+$3.99 shippingfrom ChinaFree returns488 sold
- USB to Serial RS-232 Converter, Adapter ATEN UC-232A NEW IN BOXOpens in a new window or tabBrand New$7.99sweetloustreasures (6,601) 98.5%+$5.90 shipping
- Digitus DA-70156 USB 2.0 To Serial ConverterOpens in a new window or tabBrand New$25.00gophersales (875) 100%+$9.25 shipping
- 3Ft Translucent USB 2.0 to DB9 RS232 Serial Converter 9 Pin Adapter Cable PDAOpens in a new window or tabBrand New$6.60ny-compu-tek (153,434) 98.9%+$0.66 shipping532 sold
- TRENDnet TU-S9 USB to Serial Converter USB 1.1 to RS-232 Male DB9 Serial CableOpens in a new window or tabPre-Owned$9.95stenoworks (8,409) 100%Free shipping
- TRENDnet TU-S9 USB to Serial Converter USB to RS-232 Male DB9 Serial CableOpens in a new window or tabBrand New$17.95mike95innj (1,368) 100%Free 3 day shipping
- Mini USB to DB9 Serial Converter - PROLIFIC Chipset PL2303HXDOpens in a new window or tabBrand New$17.95eagleg2017 (199) 100%+$6.15 shipping84 sold
- 2pk USB-TTL Converter Bundle; PL2303 PL2303HX 5V 3.3V USB Serial Adapter 2x USAOpens in a new window or tabBrand New$6.95nooelec (46,027) 98.4%Free shipping227 sold
- TRENDnet TU-S9 USB to Serial Converter USB 1.1 to RS-232 Male DB9 Serial CableOpens in a new window or tabBrand New$19.95cnil1635 (2,603) 99.6%Free shipping211 sold
- TRENDnet TU-S9 USB to Serial Converter USB 1.1 to RS-232 Male DB9 Serial CableOpens in a new window or tabBrand New$9.99southelectronics (2,080) 99.7%+$3.50 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 (26,064) 99.9%Free shippingFree returns263 sold
- Manhattan 205146 USB to Serial Converter, 18 InchesOpens in a new window or tabBrand New$12.99richimerria0 (129) 100%+$5.25 shipping
- XT-XINTE 1.5m USB-C to RS232 DB9 Male Serial Adapter w/ Female-Female ConnectorOpens in a new window or tabBrand New$10.78 to $11.52xtof1366 (497) 98.8%Was: $11.98 10% offFree shippingfrom China
- TRENDNET USB to Serial Converter Cable PrinterOpens in a new window or tabPre-Owned$9.99westoutpost (863) 100%Free shipping
- MANHATTAN 205146 USB to Serial Converter, 18 InchesOpens in a new window or tabBrand New$18.81diddlydealsllc (6,231) 97.7%Free shipping
- USB 2.0 to Serial Port Adapter RS232 Convertor DB9 9 PinOpens in a new window or tabBrand New$12.31thundersalespoint (1,390) 100%Was: $13.99 12% offFree shipping
- FTDI USB 2.0 to Serial RS-232 DB9 9-Pin Adapter Converter Cable -CABLE ONLYOpens in a new window or tabBrand New$20.23thundersalespoint (1,390) 100%Was: $22.99 12% off+$2.59 shipping
- 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 (2,187,693) 94%Free shipping219 sold
- Tripp Lite USB to Serial Adapter USB A / DB9 No AC Power Required U209-000-ROpens in a new window or tabOpen Box$7.99interstateblue (27,664) 99.6%+$4.10 shipping
- Dafensoy USB to RS232 Serial Adapter USB a Male to DB9 Pin Female SerialOpens in a new window or tabBrand New$10.91Save up to 6% when you buy morekasse_j3y5piui (1,434) 99.5%Free shippingAlmost gone51 sold
- TRENDnet TU-S9 USB to Serial Converter USB to RS-232 Male DB9 Serial CableOpens in a new window or tabOpen Box$10.50thebottle68 (922) 100%+$7.06 shipping
- TRENDnet TU-S9 USB to Serial Converter USB to RS-232 Male DB9 Serial Cable NEW!!Opens in a new window or tabBrand New$13.00Extra 5% off with couponunlimitedcurrency (16,964) 95.8%Free shipping
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$10.00xkfranco (660) 100%+$5.40 shipping
- 5Ft USB 2.0 to Serial RS232 Converter Adapter w/FTDI Chipset for Win, Mac, LinuxOpens in a new window or tabBrand New$15.99goonyumstore (11,841) 100%Free shippingFree returns386 sold
- Trendnet USB to Serial Converter TU-S9 NEWOpens in a new window or tabBrand New$10.49shophappyhuntingla (12,717) 99.9%Was: $14.99 30% off+$6.95 shipping
- 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 (12,554) 99.7%Free returns257 sold
- Belkin F5U109 F5U409 USB to 9 pin RS-232 DB9 Serial Converter Adapte for pc macOpens in a new window or tabPre-Owned$28.00vintageholder (8,824) 99.5%Free shipping
- New TRENDnet TU-S9 USB to Serial Converter USB to RS-232Opens in a new window or tabBrand New$12.80headett0 (17) 100%0 bids · Time left1d 6h left (Wed, 02:13 PM)$18.80Buy It Now+$6.75 shipping
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$1.76Top Rated Plussatisfyelectronics (217,357) 99.5%+$3.00 shippingfrom ChinaFree returns556 sold
- StarTech USB to RS232 DB9/DB25 Serial Adapter Cable ICUSB232DB25 (Grey)Opens in a new window or tabBrand New$14.88stuff2sellthree (41,059) 99.6%Free shipping13 watchers
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor USOpens in a new window or tabBrand New$7.98$5 off $50+ with coupondiybox (76,904) 98.8%Free shipping
- Sabrent USB 2.0 to Serial (9-Pin) DB-9 RS-232 Converter Cable, 6-Feet (CB-9P6F)Opens in a new window or tabBrand New$11.99sabrent_us (2,724) 99.6%Free shipping
- FTDI Chip USB 2.0 A to RS232 DB9 Serial Converter Cable 1M for Win 11/10 mac osOpens in a new window or tabOpen Box$12.95qhydz-usa (1,570) 99.7%Was: $16.19 20% off+$2.00 shippingfrom ChinaAlmost gone20 sold
- New ListingVintage TRENDnet TU-S9 USB to Serial Converter - New SealedOpens in a new window or tabBrand New$4.89Top Rated Plus0 bids · Time left4d 2h left (Sat, 10:36 AM)commanderscott (38,583) 99.8%+$9.99 shippingFree returns
- 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 (189,476) 98.8%Free shipping421 sold
- IEI LINEAR 0295097 USB TO SERIAL CONVERTER ON SIGLE GANG PLATE 783950950976Opens in a new window or tabNew – Open box$131.95Top Rated Plusg2g_liquidators (9,479) 99.6%Free shippingFree returns
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