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Coolgear - USB to TTL / CMOS Serial Adapter - RS-232 - Isolated - Terminal Block Connectors - Bus Powered - Black

Model: USB-232TTLMOS-IS
SKU: 12109785

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About This Item

The USB-2323TTLMOS-IS is a flexible USB to RS-232 TTL/CMOS adapter that eliminates voltage guesswork by offering selectable logic levels - 1.8V, 2.5V, 3.3V, or 5V - via an easy-access DIP switch. Designed with electrical safety in mind, it features 2,500Vrms isolation across TXD, RXD, and GND lines, making it ideal for sensitive embedded systems and lab environments. Features a 5-pin terminal block connector and supports data rates up to 921.6Kbps. Powered via USB, this adapter requires no external power and works seamlessly with Windows 7 through 11, macOS, and Linux.
  • Key Specs
    • Connector Type (End 1): USB-A
    • Connector Type (End 2): D-Sub (DB-9)
  • General
    • Brand: Coolgear
    • Model Number: USB-232TTLMOS-IS
    • Product Name: USB to TTL / CMOS Serial Adapter - RS-232 - Isolated - Terminal Block Connectors - Bus Powered
    • Color: Black
  • Connectivity
    • Cable Type: USB
    • Product Type: Adapter
    • Connector Type (End 1): USB-A
    • Connector Type (End 2): D-Sub (DB-9)
  • Warranty
    • Warranty - Parts: 1 year
    • Warranty - Labor: 1 year
  • Other
    • UPC: 736983902382

The USB-2323TTLMOS-IS is a flexible USB to RS-232 TTL/CMOS adapter that eliminates voltage guesswork by offering selectable logic levels - 1.8V, 2.5V, 3.3V, or 5V - via an easy-access DIP switch. Designed with electrical safety in mind, it features 2,500Vrms isolation across TXD, RXD, and GND lines, making it ideal for sensitive embedded systems and lab environments. Features a 5-pin terminal block connector and supports data rates up to 921.6Kbps. Powered via USB, this adapter requires no external power and works seamlessly with Windows 7 through 11, macOS, and Linux.

  • USB to serial connectivity made easy: Provides one TTL/CMOS RS232 Serial Port over a USB-A port connection.
  • No external power required: The adapter draws power directly from your USB port, so no extra power supply is needed for true plug & play convenience.
  • Fast and stable data transfers: Transfer data at speeds up to 921.6Kbps, perfect for high-performance tasks from automation systems to data logging and more.
  • Versatile 5 foot cable length: Versatile 5 foot cable offers just the right amount of reach for most desktop or workspace configurations.
  • Broad OS compatibility: Works seamlessly with Windows 7 through Windows 11, macOS, and Linux.
Whats Included
  • USB to TTL / CMOS Serial Adapter, Driver CD
Product Manuals
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Coolgear - USB to TTL / CMOS Serial Adapter - RS-232 - Isolated - Terminal Block Connectors - Bus Powered - Black
Coolgear - USB to TTL / CMOS Serial Adapter - RS-232 - Isolated - Terminal Block Connectors - Bus Powered - Black

The USB-2323TTLMOS-IS is a flexible USB to RS-232 TTL/CMOS adapter that eliminates voltage guesswork by offering selectable logic levels - 1.8V, 2.5V, 3.3V, or 5V - via an easy-access DIP switch. Designed with electrical safety in mind, it features 2,500Vrms isolation across TXD, RXD, and GND lines, making it ideal for sensitive embedded systems and lab environments. Features a 5-pin terminal block connector and supports data rates up to 921.6Kbps. Powered via USB, this adapter requires no external power and works seamlessly with Windows 7 through 11, macOS, and Linux.

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Pros for Coolgear - USB to TTL / CMOS Serial Adapter - RS-232 - Isolated - Terminal Block Connectors - Bus Powered - Black
There were no pros for this productThere were no pros for this productOverall Performance, Compatibility, Price, Ease of use, HDMIOverall Performance, Compatibility, Ease of use, Price, USB
Cons for Coolgear - USB to TTL / CMOS Serial Adapter - RS-232 - Isolated - Terminal Block Connectors - Bus Powered - Black
There were no cons for this productThere were no cons for this productLag, ResolutionCable Length

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