15,000+ results for serial port adapter
- Serial Port Right Angle Adapter DB9 (Style 2) BlackOpens in a new window or tabBrand New$3.03List price: $4.5533% off+$5.31 shippingFree returns77 soldTop Rated Plusmycablemart (15,134) 99.6%
- Serial Port Right Angle Adapter DB9 (Style 1) BlackOpens in a new window or tabBrand New$2.76List price: $4.1433% off+$5.31 shippingFree returns226 soldTop Rated Plusmycablemart (15,134) 99.6%
- Kentek Mini Null Modem DB9 Male/Female Adapter Connect Changer Serial Port RS232Opens in a new window or tabBrand New$7.71Free shippingFree returnsSave up to 10% when you buy moreTop Rated Plustechnichaus (45,145) 99.2%
- SIIG 1-Port Industrial USB to RS-232 Db-9 Serial Adapter Cable (ID-SC0211-S2)Opens in a new window or tabBrand New$29.99+$12.00 shippingFree returnsExtra 8% off with coupone-tekdepot (4,003) 98.7%
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$6.59Was: $7.6614% offFree shippingFree returns310 soldSave up to 8% when you buy moreTop Rated Plusjinsche (36,955) 94.4%
- USB 2.0 to RS232 COM Port Computer Converter Adapter Cable 9 Pin Serial DB25 DB9Opens in a new window or tabBrand New$9.48List price: $12.9827% offFree shippingFree returns256 soldSave up to 10% when you buy moreTop Rated Pluseeekitonline (452,721) 99.1%
- PS2-F Mouse to DB9-F Serial Port Adapter Cable 5 InchOpens in a new window or tabBrand New$2.34+$4.95 shipping104 soldpccables.com (11,001) 99.3%
- New USB 2.0 To RS232 COM Port 9 Pin Serial DB25 DB9 Adapter Cable ConverterOpens in a new window or tabBrand New$8.70Free shipping776 soldold2wolves6 (14,369) 98.7%
Picked For You
Sponsored | Top selling items from highly rated sellers with free shipping- 2.2ft USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter ConvertorOpens in a new window or tabBrand New$5.60+$1.50 shippingyvoyueele (1) 100%
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$6.59Was: $7.6614% offFree shippingFree returnsSave up to 8% when you buy moreTop Rated Plusqkmallllc_1 (35,402) 95.1%
- Serial Port Gender Changer Adapter (Female/Female) DB9 Nickel PlatedOpens in a new window or tabBrand New$2.52List price: $3.7833% off+$5.31 shippingFree returns52 soldTop Rated Plusmycablemart (15,134) 99.6%
- SABRENT USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6ft CableOpens in a new window or tabBrand New$13.99Free shipping197 soldsabrent_us (2,755) 99.8%
- 1in PS2 Female Mouse to DB9 Female Serial Port Adapter PS2 Mini DIN 6 - BlackOpens in a new window or tabBrand New$2.08+$4.95 shippingsolutioncables (237) 98.4%
- DB9 9Pin RS232 Serial Port Female to Female Null Modem Adapter Gender ChangerOpens in a new window or tabBrand New$12.96Was: $13.645% offFree shippingBuy 1, get 1 5% offsmartboxsystems (35,981) 98.7%
- Kentek Mini DB25 Male to DB9 Female Adapter Connector Changer Serial Port RS-232Opens in a new window or tabBrand New$8.17Free shippingFree returnsSave up to 10% when you buy moreTop Rated Plustechnichaus (45,145) 99.2%
- RS232 Serial Port DB 9-Pin To USB Adapter Dongle CableOpens in a new window or tabBrand New$10.85+$3.70 shipping376 soldSave up to 8% when you buy moreallgizmo (19,722) 97.5%
- 9 Pin RS-232 DB9 Female to Female Serial Cable Gender Changer Coupler AdapterOpens in a new window or tabBrand New$2.99Free shipping1,142 soldgravity_standard (169,952) 95.7%
- New USB 2.0 To RS232 COM Port 9 Pin Serial DB25 DB9 Adapter Cable ConverterOpens in a new window or tabBrand New$8.99Free shippingFree returns2,883 soldaccxpress (72,214) 98.9%
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlackOpens in a new window or tabPre-Owned$0.991 bid · Time left14h 57m left (Today 05:32 PM)+$5.80 shippingrjr122081 (766) 100%
- Genuine Dell Optiplex 3020 Series Serial Port Card COM PS2 Adapter Card 67X99Opens in a new window or tabBrand New$11.99Free shippingFree returns36 soldTop Rated Plusrefreshedelectronics (37,880) 99.7%
- DTECH USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip SupOpens in a new window or tabBrand New$23.32Free 2-4 day shippingFree returnsAlmost gone32 soldjustintimegifts (64,334) 99.5%
- USB 2.0 to RS232 Serial Port DB9 9 Pin Male Converter Adapter Win7/8/2000/XPOpens in a new window or tabBrand New$8.70Free shipping179 soldold2wolves6 (14,369) 98.7%
- 5in PS2 Female to DB9 Female Serial Port Adapter Cable - BeigeOpens in a new window or tabBrand New$2.15+$4.95 shippingsolutioncables (237) 98.4%
- For USB 2.0 To RS232 COM Port 9 Pin Serial DB25 DB9 Adapter Cable Converter USOpens in a new window or tabBrand New$10.65Free shippingFree returns122 soldSave up to 10% when you buy moreTop Rated Plusupartcare (2,834) 99.5%
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$1.60Was: $1.769% off+$3.00 shippingfrom ChinaFree returns575 soldTop Rated Plussatisfyelectronics (217,574) 99.5%
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$2.20Free shippingfrom China335 soldshanghai*book (3,232) 99.3%
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabBrand New$6.32Was: $8.4325% offFree shippingFree returnsSave up to 8% when you buy moreTop Rated Plusgocartgo (3,834) 93.5%
- USB to RS232 Serial Port DB9 9 Pin Male COM Port Converter Adapter R E8P5 V K3A0Opens in a new window or tabBrand New$7.48Was: $7.875% offFree shippingSave up to 15% when you buy moresinpast (1,512) 98.2%
- Kentek Mini DB25 Male to Female Adapter Connector Changer Serial Port RS-232 PinOpens in a new window or tabBrand New$6.90Free shippingFree returnsSave up to 10% when you buy moreTop Rated Plustechnichaus (45,145) 99.2%
- Kentek Mini DB9 Male to DB25 Female Adapter Connector Changer Serial Port RS-232Opens in a new window or tabBrand New$8.40Free shippingFree returnsSave up to 10% when you buy moreTop Rated Plustechnichaus (45,145) 99.2%
- SIIG Quad-Serial 4-Port / RS-232 PCIe Card Adapter w/ 16C550 UART (LB-S00114-S1)Opens in a new window or tabBrand New$30.39Was: $31.995% offFree 2-4 day shippingFree returns297 soldExtra 8% off with coupone-tekdepot (4,003) 98.7%
- USB to Serial Port Adapter 9 pinOpens in a new window or tabBrand New$2.99+$5.05 shippingz-axis_inc (670) 100%
- Lot of 2 HP 2nd Serial Port Adapter Profile Full W/Cable 628646-001 012711-001Opens in a new window or tabPre-Owned$13.00Free shippingfrom Chinasixer5210 (3,648) 98.8%
- USB to RS232 COM Port Serial PDA 9 Pin DB9 Adapter (chipset CH340) Win 11*Opens in a new window or tabBrand New$6.25+$4.18 shipping222 soldSave up to 10% when you buy moresuperagena (1,296) 100%
- Sun Microsystems Oracle 530-3100-01 DB9 to RJ45 Serial Port Adapter - NEWOpens in a new window or tabBrand New$4.95Free shippingmimcdo_23 (30) 100%
- New ListingUSB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor BlueOpens in a new window or tabOpen Box$0.990 bids · Time left6d 8h left (Fri, 11:31 AM)+$3.86 shippingpeedymeedy (2,430) 100%
- DTech Serial Cable to USB Adapter DB9 Male RS232 Port Supports Windows 11 10 8 7Opens in a new window or tabBrand New$17.73Free shippinghomeimprovementcapital (198) 98.5%
- SIIG DP CyberParallel Dual PCIe Serial Adapter Card, ECP/EPP (JJ-E02211-S1)Opens in a new window or tabBrand New$41.99Free 2-4 day shippingFree returnsExtra 8% off with coupone-tekdepot (4,003) 98.7%
- 30CM DB9 Male Serial RS232 Add-A-Port Adapter Cable with Bracket for MotherboardOpens in a new window or tabBrand New$1.99+$3.90 shipping125 solddreamlight2004 (21,383) 98.8%
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor 2.2ftOpens in a new window or tabBrand New$1.90Free shippingfrom Chinapuyushangmao18 (0) 0%
- High-Speed USB to Serial Port DB9 RS232 Adapter For PC Mac Linux OSOpens in a new window or tabBrand New$10.00+$3.80 shippingSave up to 8% when you buy moree-video (13,364) 95.2%
- (USB To RS232) Serial Port Cable Adapter Serial Port Cable Converter GAWOpens in a new window or tabBrand New$10.90Was: $11.606% offFree shippingFree returnsExtra 7% off with coupongiaowe (181) 99.5%
- 1ft 25 Pin DB25 Male to 9 Pin DB9 Female Serial COM Port Cable Printer AdapterOpens in a new window or tabBrand New$7.17Free shippingkevintda (1,191) 100%
- HP Serial Port RS323 High Profile Adapter Card 628646-001Opens in a new window or tabPre-Owned$6.00Free shippingkctechsupplyllc (3,652) 99.5%
- Genuine HP Serial Port Card Adapter High Profile w/ Cable 012712-001 383033-001Opens in a new window or tabPre-Owned$13.50Free shippingSave up to 8% when you buy more2ndpcmall (5,775) 100%
- New ListingSABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable, Prolific Chipset,Opens in a new window or tabBrand New$13.15Free shippingFree returnsstarstore16 (0) 0%
- 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 $15.49Free shippingFree returnsTop Rated Plusdailydealswarehouse (76,648) 98.6%
- USB to RS232 Serial Port DB9 9 Pin Male COM Port Converter AdapterOpens in a new window or tabBrand New$2.58Free shippingfrom Chinamiyukiki (2,610) 97.7%
- USB 2.0 to Serial RS232 DB9 9 Pin Serial Port Adapter Windows 7 32 64 Win7 VistaOpens in a new window or tabBrand New$8.70Free shipping68 soldbesteworld (189,946) 98.8%
- FTDI USB 2.0 Converter Adapter Cable to RS-232 9-Pin RS232 Serial Port STM-9MNUTOpens in a new window or tabBrand New$34.95Free shippingFree returns264 soldTop Rated Plusbluemax49ers (26,262) 99.9%
- PCI-E Express 2 Serial Port DB9 COM RS232 Converter Adapter Controller for PCOpens in a new window or tabBrand New$11.48Free shippingFree returns53 soldbodhimech (25,831) 97.5%
- USB 2.0 Male to RS232 Serial DB9 9 Pin Adapter Cable PCOpens in a new window or tabBrand New$8.70Free shipping721 soldSave up to 5% when you buy morebesteworld (189,946) 98.8%
- Dual Serial Port Adapter 9 Pin & 25 pin male Serial Ports on a bracket with 2 xOpens in a new window or tabBrand New$13.50Free shippinginterloper-com (8,458) 95.7%
- 9 Pin DB9 RS232 Serial Port to USB Cable Serial COM Port Adapter Converter GR*y*Opens in a new window or tabBrand New$5.18Free shippingfrom Chinajueying_7 (7,800) 97.6%
- Brand New HP USB to Serial Port Adapter J7B60AAOpens in a new window or tabBrand New$19.99Free shippingshsha5647 (77) 100%
- RS232/DB25/Serial Port To RJ45/Cat5 Adapter For Aloha Pos Epson Bixolon PrinterOpens in a new window or tabRefurbished$14.95+$5.90 shipping59 soldabbyc-63 (77) 50%
- StarTech.com 1 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention -Opens in a new window or tabOpen Box$25.00Free shippingsammy2tones (5) 100%
- DTECH USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip SupOpens in a new window or tabBrand New$25.78Free shippingFree returnsLast one3 watchersdavidm70 (780) 99.2%
- New ListingStartech.Com 1 Port USB to Serial RS232 Adapter - Prolific PL-2303 - USB to DB9Opens in a new window or tabBrand New$33.61Free shippingFree returnsstarstore16 (0) 0%
- Startech Icusb2324I Wall/Din Mount USB to 4 DB9 Rs232 Serial Port Adapter HubOpens in a new window or tabPre-Owned$57.00Free shippingsvcheck (15,175) 98.3%
- USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter Convertor 6FTOpens in a new window or tabBrand New$6.65List price: $10.9939% offFree shipping223 sold15% off 2+ with couponzydistro (2,187,753) 93.9%
- USB to RS232 Serial Port 9 Pin Male Port Converter NEW Adapter T8E6Opens in a new window or tabBrand New$2.56Free shippingfrom Chinasureicisi (2,220) 97.4%
- DTech Serial Cable to USB Adapter DB9 Male RS232 Port Supports Windows 11 10 8 7Opens in a new window or tabBrand New$16.37Free shippingpatricks_dapper_depot (2,311) 97.7%
- HP Serial Port Adapter Low Profile 628646-001 Tested Working PartsOpens in a new window or tabPre-Owned$14.99Free shippingepartstech (1,163) 100%
- CISCO PA-T3+ 1 Port T3 Serial Port Adapter EnhanOpens in a new window or tabPre-Owned$15.95Free shippingFree returnsTop Rated Pluscore4solutions (8,313) 99.9%
- HP 400 600 800 G3 PS2 Serial Port Card Low Profile 902760-001 910110-002Opens in a new window or tabPre-Owned$9.99Free shippingSave up to 20% when you buy moreelectronic-63 (3,346) 98.4%
- Kentek Mini DB9 Male to Male Adapter Connector Changer Serial Port RS-232 PinOpens in a new window or tabBrand New$6.79Free shippingFree returns66 soldSave up to 10% when you buy moreTop Rated Plustechnichaus (45,145) 99.2%
- Kentek Mini DB9 Male to Female Adapter Connector Changer Serial Port RS-232 PinOpens in a new window or tabBrand New$6.67Free shippingFree returnsSave up to 10% when you buy moreTop Rated Plustechnichaus (45,145) 99.2%
- Serial Port Gender Changer Adapter (Male/Male) DB9 Nickel PlatedOpens in a new window or tabBrand New$3.07List price: $4.6133% off+$5.31 shippingFree returnsTop Rated Plusmycablemart (15,134) 99.6%
- Sd2sp2 Pro for Nintendo Gamecube Serial Port 2 Cover Swiss Micro SD card AdapterOpens in a new window or tabBrand New$9.99Free shippingFree returns94 soldSave up to 32% when you buy moregaming_aficionado (1,134) 100%
- DB9 Female 9-Pin to DB25 Male 25-Pin Serial Adapter - CablesOnline AD-R03Opens in a new window or tabBrand New$5.95Free 2-3 day shipping780 soldSave up to 20% when you buy morecablesonline.net (175,941) 99.9%
- 1PCS CH340G USB 2.0 to 9-pin RS232 COM Port Serial Convert Adapter NEWOpens in a new window or tabBrand New$1.38+$3.00 shippingfrom ChinaFree returns784 soldTop Rated Pluslovesell2013 (76,945) 99.9%
- KNTK Mini DB25 25Pin Male to Male Adapter Parallel Serial Printer Port RS232Opens in a new window or tabBrand New$7.13Free shippingFree returnsSave up to 10% when you buy moreTop Rated Plussuidreamz (33,036) 99.1%
- DB9 9Pin Male to DB25 25Pin Female Port Serial RS232 Adapter Converter ConnectorOpens in a new window or tabBrand New$6.95Free shippingFree returnsTop Rated Plushdtvfast (373) 100%
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