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4-Port PCIe RS232 Serial Expansion Card with 5V/12V Power Output, DB9 COM Adapter for Industrial Control & Legacy Equipment
- Model #: B3EN-S2380
- $47.89 –
- Free Shipping

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DB9 RS232 Serial Port Breakout Board, Solder-Free D-SUB 9Pin Adapter Plate, 1 Pair Male Female Connector with Screwdriver, White Rubber Core
Limited time offer, ends 07/09
- Model #: C472-L5888
- $24.99 –
- Free Shipping

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PCIe to 8-Port RS232 Serial Expansion Card, DB9 9-Pin COM Adapter with Low Profile Bracket, Industrial Serial Card Supports Windows Linux and SFF Chassis
- Model #: B3EN-S2268
- $57.59 –
- Free Shipping

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2 Port PCIe Serial Expansion Card, PCI Express 1.0 x1 to Industrial DB9 COM RS232 Converter Adapter Controller, Compatible with PCI-E x4 x8 x16 Slot for Desktop PC
Limited time offer, ends 07/09
- Model #: C472-L5876
- $30.99 –
- Free Shipping

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DB9 Connector Adapter RS232 Serial Port D-SUB Adapter Plate Breakout Board Solder-Free (1-Pair Male+Female with Screwdriver, Black Rubber Core)
- Model #: XSW-1304
- $28.99 –
- Free Shipping

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DB9 Connector Adapter RS232 Serial Port D-SUB Adapter Plate Breakout Board Solder-Free (1-Pair Male+Female with Screwdriver, White Rubber Core)
- Model #: XSW-1302
- $28.99 –
- Free Shipping

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Vszerda PCIe to 4 Port RS232 Serial Expansion Card - 9-Pin DB9 COM Port Adapter for Industrial PCs, 4X RS232 Ports Converter with Plug and Play, Support Windows/Linux
Limited time offer, ends 07/20
- Model #: 8Y9TR8ZC
- $58.99 –
- Free Shipping

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4-Port PCIe RS485/RS422 Serial Expansion Card, DB9 COM Adapter with Surge Protection & Terminal Blocks for Industrial Automation
- Model #: B3EN-S2391
- $67.89 –
- Free Shipping

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5 Pack Serial Port 9 Pin Null Modem Adapter DB9 FemaleFemale RS232
- Model #: JrSDq-B01BZ31HHK
- $24.88 –
- Free Shipping

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DB9 null modem male to female slimline data transfer serial port adapter 2 Pack
Limited time offer, ends 07/12
- Model #: TB075XHWVSJ
- $19.99 –
- Free Shipping

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8x DB9 9-Pin RS232 Serial Port Male to RJ45 8P8C Network Modular Adapter Ivory
- Model #: F#275384037372
- $53.99 –
- Free Shipping

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M.2 Key M/B to Dual DB9 RS232 Serial Card, PCIe 2.0 x1 2-Port COM Adapter for Embedded & Terminal Equipment
- Model #: B3EN-S2390
- $55.89 –
- Free Shipping

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PCIe Dual DB9 RS232 Serial Card, 2-Port COM Port Expansion Adapter for Industrial PC & Desktop
- Model #: B3EN-S2376
- $47.89 –
- Free Shipping

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2pcs MAX3232 Root Module Connector Chip RS232 to TTL Female Serial Port to TTL DB9 Converter Module Board fit Equipment Upgrades Like DVD
- Model #: A9Y1-1021-10
- $28.18 –
- More options from $27.98
- Free Shipping

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Vszerda PCIe to 4-Port RS-485/422 Serial Card, High-Speed 9-Pin DB9 COM Port Expansion with Surge/Lightning Protection, Voltage Suppression Terminal Blocks
Limited time offer, ends 07/20
- Model #: T4Y98HHTY
- $68.99 –
- Free Shipping

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4-Port PCIe RS232 Serial Expansion Card, Four DB9 COM Port Adapter for Industrial PC
- Model #: B3EN-S2392
- $57.89 –
- Free Shipping

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Mini PCIe to 4-Port Industrial RS232 Serial Card, DB9 COM Expansion Adapter Working at -40~+85
- Model #: B3EN-S2394
- $87.89 –
- Free Shipping

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DB9 Breakout Connector to Wiring Terminal RS232 D-SUB Male Serial Adapters Port Breakout Board Solder-Free Module with case(10 PCS Female Adapter White)
Limited time offer, ends 07/22
- Model #: 279847925
- $52.88 –
- Free Shipping

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BUCIER DB9 Connector Adapter RS232 Serial Port D-SUB Adapter Plate Breakout Board Solder-Free (1-Pair Male+Female with Screwdriver, Black Rubber Core)
- Model #: 8567456988
- $29.99 –
- Free Shipping

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BUCIER DB9 Connector Adapter RS232 Serial Port D-SUB Adapter Plate Breakout Board Solder-Free (1-Pair Male+Female with Screwdriver, White Rubber Core)
- Model #: 8567456989
- $29.99 –
- Free Shipping

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DB9 Breakout Connector to Wiring Terminal RS232 D-SUB Male Serial Adapters Port Breakout Board Solder-Free Module with case(10 PCS Male Adapter White)
Limited time offer, ends 07/22
- Model #: 279847926
- $52.88 –
- Free Shipping

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Vszerda PCIe to 8 Port RS232 Serial Port Expansion Card, DB9 COM Port Extender for Industrial PC, 9-Pin Low Profile Bracket, Supports Windows/Linux & Small Form Factor Chassis
Limited time offer, ends 07/20
- Model #: J9Y84GF
- $58.69 –
- Free Shipping

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PCIe 2-Port RS232 Serial Adapter Card with DB9 Ports, Dual COM Expansion Card for Industrial PC & Desktop
- Model #: B3EN-S2374
- $37.59 –
- Free Shipping

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2Pack DB9 Serial RS232 Female to Female Slimline Data Transfer Coupler Adapter,Gender Changer
- Model #: AUgGY-B01HMNJ2XI
- $13.66 –
- More options from $13.66
- Free Shipping

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PCI-E to 2 DB9 RS232 Serial Ports + 1 DB25 Parallel LPT Port Adapter Card for Desktops Computer Components for ASIX TXB070
- Model #: DIEWUseries-108
- $28.99 –
- Free Shipping

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Vszerda PCIe to Dual RS232 Serial Port Card with DB9 Connectors - 2-Port COM Expansion Card for Industrial PCs, Desktop Computers, and 9-Pin Multi-Serial Adapter
Limited time offer, ends 07/20
- Model #: R98G459
- $38.69 –
- Free Shipping

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Vszerda PCIe to Dual RS232 Serial Port Card with DB9 Connectors - 2-Port COM Expansion Card for Industrial PCs, Desktop Computers, and 9-Pin Multi-Serial Adapter
Limited time offer, ends 07/20
- Model #: G89RF4D9
- $48.99 –
- Free Shipping

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StarTech.com AT925FM DB9 to DB25 Serial Adapter - F/M
- Color: Black
- Changer Type: DB9 to DB25
- Specifications: Color: Beige Connectors: DB9 Female, DB25 Male
- Weight: 0.1
- Model #: AT925FM
- $13.83 –
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PCIe to 2×RS232 DB9 COM + DB25 LPT Parallel Port Card, AX99100 Chip Serial Parallel Combo Adapter for Printer & Industrial Equipment
- Model #: B3EN-S2269
- $27.49 –
- Free Shipping

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PCIe Dual RS485/RS422 Serial Card with DB9 & Terminal Block Adapters, 2-Port Industrial COM Expansion Adapter
- Model #: B3EN-S2384
- $67.79 –
- Free Shipping

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YIOVVOM DB9 Null Modem Adapter Male to Female Slimline Data Transfer Serial Port Adapter Set of 5
- Model #: 477915998607
- $37.99 –




