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$41.99
TRIPP LITE Keyspan High-Speed USB To Serial Adapter, PC & Mac, USB-A To DB9 RS232 Male, 3 Foot / 0.91 Meter Cable, 3-Year Warranty (USA-19HS)
Amazon.com
2K+
Free shipping
$41.99
TRIPP LITE Keyspan High-Speed USB To Serial Adapter, PC & Mac, USB-A To DB9 RS232 Male, 3 Foot / 0.91 Meter Cable, 3-Year Warranty (USA-19HS)
Amazon.com
2K+
$97.00
Moxa | USB To Serial Adapter,1 Port,RS-232/422/485
Amazon.com
36
Free shipping
$97.00
Moxa | USB To Serial Adapter,1 Port,RS-232/422/485
Amazon.com
36
$14.99
Tera Grand - Premium USB 2.0 To RS232 Serial DB9 Adapter Cable 3 Feet - Supports Windows 11, 10, 8, 7, Vista, XP, 2000, 98, Linux And Mac - Built With
Amazon.com
625
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Tera Grand - Premium USB 2.0 To RS232 Serial DB9 Adapter Cable 3 Feet - Supports Windows 11, 10, 8, 7, Vista, XP, 2000, 98, Linux And Mac - Built With
Amazon.com
625
$98.95
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS2)
Test Equipment Depot
$98.95
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS2)
Test Equipment Depot
$97.39
$111.30
Megger 1001-653 - RS232 Adaptor - USB/Serial USB | Tequipment
TEquipment
12% off
$97.39
$111.30
Megger 1001-653 - RS232 Adaptor - USB/Serial USB | Tequipment
TEquipment
$48.07
Tripp-Lite USA-19HS Keyspan High-Speed USB To Serial Adapter, TAA
FireFold
2K+
$48.07
Tripp-Lite USA-19HS Keyspan High-Speed USB To Serial Adapter, TAA
FireFold
2K+
$110.49
Brainboxes 2 Port RS232 USB To Serial Adapter (US-257)
Staples
$110.49
Brainboxes 2 Port RS232 USB To Serial Adapter (US-257)
Staples
$51.00
GUC232A - Iogear Usb To Pda/Serial (Db9) Adapter W/ Pc & Mac
Direct Macro
349
Free shipping
$51.00
GUC232A - Iogear Usb To Pda/Serial (Db9) Adapter W/ Pc & Mac
Direct Macro
349
$212.99
Brainboxes 2-Port 9-Pin DB-9 Male RS422/485 USB To Serial Adapter
Staples
$212.99
Brainboxes 2-Port 9-Pin DB-9 Male RS422/485 USB To Serial Adapter
Staples
$286.66
Startech.Com 8-Port USB To Serial Adapter Hub, USB To RS232 Port Adapter With Daisy Chain, Rackmount (ICUSB23208FD)
Staples
159
$286.66
Startech.Com 8-Port USB To Serial Adapter Hub, USB To RS232 Port Adapter With Daisy Chain, Rackmount (ICUSB23208FD)
Staples
159
$1.02
$1.07
HL-340 New USB To RS232 COM Port Serial PDA 9 Pin DB9 Cable Adapter Support Windows7-64
Aliexpress
$1.02
$1.07
HL-340 New USB To RS232 COM Port Serial PDA 9 Pin DB9 Cable Adapter Support Windows7-64
Aliexpress
$303.28
Moxa Uport 1150I | USB TO SERIAL ADAPTER, 1 PORT, RS-232/422/485, 2KV OPTICAL ISOLATION | PC & Serial Adapter Cards
RS
$303.28
Moxa Uport 1150I | USB TO SERIAL ADAPTER, 1 PORT, RS-232/422/485, 2KV OPTICAL ISOLATION | PC & Serial Adapter Cards
RS
$80.25
$100.31
Midtronics 8-Inch USB To Serial Adapter Cable For Device Connectivity (A164)
JBTools
19% off
$80.25
$100.31
Midtronics 8-Inch USB To Serial Adapter Cable For Device Connectivity (A164)
JBTools
$1.35
$1.38
HL-340 HL340 New USB To RS232 COM Port Serial PDA FT232 9 Pin DB9 Adapter Support WIN11 Compatible
Aliexpress
$1.35
$1.38
HL-340 HL340 New USB To RS232 COM Port Serial PDA FT232 9 Pin DB9 Adapter Support WIN11 Compatible
Aliexpress
$102.26
Moxa Uport 1110 | USB TO SERIAL ADAPTER, 1 PORT, RS-232 | PC & Serial Adapter Cards
RS
$102.26
Moxa Uport 1110 | USB TO SERIAL ADAPTER, 1 PORT, RS-232 | PC & Serial Adapter Cards
RS
$251.02
Moxa Uport 1250 | USB TO SERIAL HUB, 2 PORT, RS-232/422/485 | PC & Serial Adapter Cards
RS
$251.02
Moxa Uport 1250 | USB TO SERIAL HUB, 2 PORT, RS-232/422/485 | PC & Serial Adapter Cards
RS
$1.86
HL-340 New USB To RS232 COM Port Serial PDA 9 Pin DB9 Cable Adapter Support Windows7-64
Aliexpress
$1.86
HL-340 New USB To RS232 COM Port Serial PDA 9 Pin DB9 Cable Adapter Support Windows7-64
Aliexpress
$21.09
Tripp Lite (U209-000-R) Tripp Lite Usb Serial Adapter usb/db9m
POSGlobal.com
513
$21.09
Tripp Lite (U209-000-R) Tripp Lite Usb Serial Adapter usb/db9m
POSGlobal.com
513
$42.99
C2G 6 ft USB To Serial Adapter - USB To DB25 Serial RS232 Cable - M/M - Serial/USB For Network Device, Modem, Camera, Bar Code Reader, Security Device, POS Device, PDA - 6 ft - 1 X Type A Male USB
Office Depot
21
$42.99
C2G 6 ft USB To Serial Adapter - USB To DB25 Serial RS232 Cable - M/M - Serial/USB For Network Device, Modem, Camera, Bar Code Reader, Security Device, POS Device, PDA - 6 ft - 1 X Type A Male USB
Office Depot
21
$8.99
Usb To Serial Rs232 Converter Adapter - Converts Serial Devices To Usb
eBay
Free shipping
$8.99
Usb To Serial Rs232 Converter Adapter - Converts Serial Devices To Usb
eBay
Free shipping
$53.34
Startech.Com Usb To Serial Rs232 Adapter - Db9 Serial Dce Adapter
eBay
8
Free shipping
$53.34
Startech.Com Usb To Serial Rs232 Adapter - Db9 Serial Dce Adapter
eBay
8
$20.38
Manhattan USB To 1 Serial Device Converter, Retail Pkg. SYNX3570636
OfficeSupply.com
916
$20.38
Manhattan USB To 1 Serial Device Converter, Retail Pkg. SYNX3570636
OfficeSupply.com
916
$45.39
TRIPP LITE High-Speed Usb Serial Adapter, USA-19HS
Zoro.com
159
$45.39
TRIPP LITE High-Speed Usb Serial Adapter, USA-19HS
Zoro.com
159
$32.99
Codi USB To Serial Adapter Cable - Serial Adapter - USB - Serial - Black
Office Depot
$32.99
Codi USB To Serial Adapter Cable - Serial Adapter - USB - Serial - Black
Office Depot
$9.88
Syba Usb To Serial (Db-9) Connect Your Legacy Serial Devices Via Usb
eBay
Free shipping
$9.88
Syba Usb To Serial (Db-9) Connect Your Legacy Serial Devices Via Usb
eBay
Free shipping
$203.00
Usb Serial HUB 8Port USB TO DB9 Rs232 Serial Adapter HUB
Walmart
193
Free shipping
$203.00
Usb Serial HUB 8Port USB TO DB9 Rs232 Serial Adapter HUB
Walmart
193
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS-2) | Tequipment
TEquipment
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS-2) | Tequipment
TEquipment
$100.00
Tripp-Lite USA-49WG, USB-A To Serial Adapter Hub (DB9) - Keyspan, High-Speed (M/M), 4-Port, TAA
Selectum
5
$100.00
Tripp-Lite USA-49WG, USB-A To Serial Adapter Hub (DB9) - Keyspan, High-Speed (M/M), 4-Port, TAA
Selectum
5
$43.99
Tripp-Lite USA-19HS Keyspan USB To Serial Adapter
Southern Electronics
2K+
$43.99
Tripp-Lite USA-19HS Keyspan USB To Serial Adapter
Southern Electronics
2K+
$240.50
Startech ICUSB2328I, 8 Port USB To DB9 RS232 Serial Adapter Hub
PrimeBuy
193
$240.50
Startech ICUSB2328I, 8 Port USB To DB9 RS232 Serial Adapter Hub
PrimeBuy
193
$18.99
Manhattan USB To 1 Serial Device Converter, Retail Pkg
Office Depot
916
$18.99
Manhattan USB To 1 Serial Device Converter, Retail Pkg
Office Depot
916
$33.99
Tripp-Lite U208-001-IND 1-Port USB To Serial Adapter Converter
Southern Electronics
1
$33.99
Tripp-Lite U208-001-IND 1-Port USB To Serial Adapter Converter
Southern Electronics
1
$70.25
Serial Adapter - External - Usb - Usb Rs-232(1/Ea)
delupe.com
Free shipping
$70.25
Serial Adapter - External - Usb - Usb Rs-232(1/Ea)
delupe.com
Free shipping
$41.99
Keyspan USA19HS USB To Serial Adapter (Mac/PC) USA19HS
B&H Photo-Video-Pro A
121
$41.99
Keyspan USA19HS USB To Serial Adapter (Mac/PC) USA19HS
B&H Photo-Video-Pro A
121
$25.29
USB To Serial (DB9/Hex Nut) Converter Cable, 3' From Cablesandkits.Com
CablesAndKits.com
$25.29
USB To Serial (DB9/Hex Nut) Converter Cable, 3' From Cablesandkits.Com
CablesAndKits.com
$66.96
$127.23
Plugable USB To RS-232 DB9 Serial Adapter Prolific PL2303HX Rev D Chipset
Tsuenwanflowershop USA
47% off
$66.96
$127.23
Plugable USB To RS-232 DB9 Serial Adapter Prolific PL2303HX Rev D Chipset
Tsuenwanflowershop USA
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Shop usb serial device

Sponsored
About our ads
$41.99
TRIPP LITE Keyspan High-Speed USB To Serial Adapter, PC & Mac, USB-A To DB9 RS232 Male, 3 Foot / 0.91 Meter Cable, 3-Year Warranty (USA-19HS)
Amazon.com
2K+
Free shipping
$41.99
TRIPP LITE Keyspan High-Speed USB To Serial Adapter, PC & Mac, USB-A To DB9 RS232 Male, 3 Foot / 0.91 Meter Cable, 3-Year Warranty (USA-19HS)
Amazon.com
2K+
$97.00
Moxa | USB To Serial Adapter,1 Port,RS-232/422/485
Amazon.com
36
Free shipping
$97.00
Moxa | USB To Serial Adapter,1 Port,RS-232/422/485
Amazon.com
36
$14.99
Tera Grand - Premium USB 2.0 To RS232 Serial DB9 Adapter Cable 3 Feet - Supports Windows 11, 10, 8, 7, Vista, XP, 2000, 98, Linux And Mac - Built With
Amazon.com
625
$14.99
Tera Grand - Premium USB 2.0 To RS232 Serial DB9 Adapter Cable 3 Feet - Supports Windows 11, 10, 8, 7, Vista, XP, 2000, 98, Linux And Mac - Built With
Amazon.com
625
$98.95
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS2)
Test Equipment Depot
$98.95
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS2)
Test Equipment Depot
$97.39
$111.30
Megger 1001-653 - RS232 Adaptor - USB/Serial USB | Tequipment
TEquipment
12% off
$97.39
$111.30
Megger 1001-653 - RS232 Adaptor - USB/Serial USB | Tequipment
TEquipment
$48.07
Tripp-Lite USA-19HS Keyspan High-Speed USB To Serial Adapter, TAA
FireFold
2K+
$48.07
Tripp-Lite USA-19HS Keyspan High-Speed USB To Serial Adapter, TAA
FireFold
2K+
$110.49
Brainboxes 2 Port RS232 USB To Serial Adapter (US-257)
Staples
$110.49
Brainboxes 2 Port RS232 USB To Serial Adapter (US-257)
Staples
$51.00
GUC232A - Iogear Usb To Pda/Serial (Db9) Adapter W/ Pc & Mac
Direct Macro
349
Free shipping
$51.00
GUC232A - Iogear Usb To Pda/Serial (Db9) Adapter W/ Pc & Mac
Direct Macro
349
$212.99
Brainboxes 2-Port 9-Pin DB-9 Male RS422/485 USB To Serial Adapter
Staples
$212.99
Brainboxes 2-Port 9-Pin DB-9 Male RS422/485 USB To Serial Adapter
Staples
$286.66
Startech.Com 8-Port USB To Serial Adapter Hub, USB To RS232 Port Adapter With Daisy Chain, Rackmount (ICUSB23208FD)
Staples
159
$286.66
Startech.Com 8-Port USB To Serial Adapter Hub, USB To RS232 Port Adapter With Daisy Chain, Rackmount (ICUSB23208FD)
Staples
159
$1.02
$1.07
HL-340 New USB To RS232 COM Port Serial PDA 9 Pin DB9 Cable Adapter Support Windows7-64
Aliexpress
$1.02
$1.07
HL-340 New USB To RS232 COM Port Serial PDA 9 Pin DB9 Cable Adapter Support Windows7-64
Aliexpress
$303.28
Moxa Uport 1150I | USB TO SERIAL ADAPTER, 1 PORT, RS-232/422/485, 2KV OPTICAL ISOLATION | PC & Serial Adapter Cards
RS
$303.28
Moxa Uport 1150I | USB TO SERIAL ADAPTER, 1 PORT, RS-232/422/485, 2KV OPTICAL ISOLATION | PC & Serial Adapter Cards
RS
$80.25
$100.31
Midtronics 8-Inch USB To Serial Adapter Cable For Device Connectivity (A164)
JBTools
19% off
$80.25
$100.31
Midtronics 8-Inch USB To Serial Adapter Cable For Device Connectivity (A164)
JBTools
$1.35
$1.38
HL-340 HL340 New USB To RS232 COM Port Serial PDA FT232 9 Pin DB9 Adapter Support WIN11 Compatible
Aliexpress
$1.35
$1.38
HL-340 HL340 New USB To RS232 COM Port Serial PDA FT232 9 Pin DB9 Adapter Support WIN11 Compatible
Aliexpress
$102.26
Moxa Uport 1110 | USB TO SERIAL ADAPTER, 1 PORT, RS-232 | PC & Serial Adapter Cards
RS
$102.26
Moxa Uport 1110 | USB TO SERIAL ADAPTER, 1 PORT, RS-232 | PC & Serial Adapter Cards
RS
$251.02
Moxa Uport 1250 | USB TO SERIAL HUB, 2 PORT, RS-232/422/485 | PC & Serial Adapter Cards
RS
$251.02
Moxa Uport 1250 | USB TO SERIAL HUB, 2 PORT, RS-232/422/485 | PC & Serial Adapter Cards
RS
$1.86
HL-340 New USB To RS232 COM Port Serial PDA 9 Pin DB9 Cable Adapter Support Windows7-64
Aliexpress
$1.86
HL-340 New USB To RS232 COM Port Serial PDA 9 Pin DB9 Cable Adapter Support Windows7-64
Aliexpress
$21.09
Tripp Lite (U209-000-R) Tripp Lite Usb Serial Adapter usb/db9m
POSGlobal.com
513
$21.09
Tripp Lite (U209-000-R) Tripp Lite Usb Serial Adapter usb/db9m
POSGlobal.com
513