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Syba 2 Port DB9 RS-422 / 485 Serial PCI-Express 2.0 x1 Card (SI-PEX15043)
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  • $96.00 
  • Free Shipping
10pcs DB9 COM Serial Port 9Pin RS-232 to RS-485 RS232 to RS485 Adapter Passive Converter
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USB to GSM Serial GPRS SIM800C Module With Bluetooth Sim900a Computer Control Calling With Antenna
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  • $18.26 
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DTECH Industrial Grade DT-9004 Passive RS232 to 485 Serial Communication Converter
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  • $37.89 
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  • $36.69 - $37.89
Tool Free Hard Drive Enclosure USB 3.0 Interface for 2.5 inch HDD SSD 7mm 9.5mm UASP Supported, Tool-Free, 2-Pack
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  • $21.74 
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ASM1083 PCI-E X1 to 1XPCI bridge conversion card Split PCI card slot drive free
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  • $48.92 
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8ports  RS232  COM  to PCI Express Controller expansion card  DB9 Serial PCIE riser card
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MINI PCI-E to 2 port RS422/485 industrial serial port card MINI PCIE TO 422 IO-mPCE352A-2S
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USB2.0 to RS-485 RS-422 DB9 pin female COM Serial Port chip PL2303 isolated USB to a RS485 USB rs485 RS422 adapter converter
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  • $83.29 
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ESP8266 Wireless Module 0.96 Inch OLED Display ESP8266 Serial Port WiFi Module Micro USB CH340G
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TB21 PRO TPA3116D2 Bluetooth Power Amplifier Board with Subwoofer 2.1 Channel 50W×2+100W, 12V-24V Audio Power Amplifier Module with Treble and Bass Control
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  • $49.19 
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  • $47.99 - $49.19
Vszerda 2 Port RS-232 DB9 Serial M.2 B+M Key Controller Card SI-ADA15069
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  • $85.59 
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10pcs USB to TTL Support 3.3V 5V FT232RL FT232BL Serial port module download cable Mini port
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Dual Mini SAS for Internal SFF-8087 SAS 36P to 2 Port External HD SAS26P SFF-8088 Front Panel PCI SAS Card Adapter
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  • $46.45 - $47.65