Coolgear - USB 2.0 to RS-232 Serial Adapter with Isolation - Industrial Grade - Surge Protection - FTDI Chip - Black
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About This Item
- Key Specs
- Connector Type (End 1): D-Sub (DB-9)
- Gender (End 1): Male
- Connector Type (End 2): USB-A
- Gender (End 2): Male
- General
- Brand: Coolgear
- Model Number: USBG-SSRS1
- Product Name: USB 2.0 to RS-232 Serial Adapter with Isolation - Industrial Grade - Surge Protection - FTDI Chip
- Color: Black
- Quantity: 7
- Connectivity
- Cable Type: Serial
- Product Type: Adapter
- Connector Type (End 1): D-Sub (DB-9)
- Gender (End 1): Male
- Connector Type (End 2): USB-A
- Gender (End 2): Male
- Warranty
- Warranty - Parts: 1 year
- Warranty - Labor: 1 year
- Other
- UPC: 729440691592
The USBG-SSRS1 is a reliable single-port USB to RS-232 adapter designed to bring legacy serial connectivity to modern systems. Featuring a DB9 male UART port with screw-lock support, it ensures a secure connection in environments where accidental disconnections arenât an option. Built-in 2500Vrms optical isolation and 500W bi-directional surge protection safeguard both your equipment and data lines from electrical interference and spikes. It requires no external power supply and installs instantly with plug-and-play connectivity. Supporting baud rates up to 921.6Kbps and standard RS-232 communication settings, itâs an ideal solution for connecting serial devices to laptops or PCs that no longer include native COM ports. Compatible with Windows, Linux, and macOS, this compact adapter delivers dependable serial performance in a small, rugged form factor.
- Optical isolation for safer connections: Built-in 2500Vrms optical isolation helps protect your host system and connected serial devices from electrical noise and ground loop issues.
- Built-in surge protection: Integrated bi-directional surge protection circuits shield your equipment from voltage spikes and transient power events.
- Secure DB9 Connection: DB9 male serial port features a screw-lock design to prevent accidental disconnections in active or vibration-prone environments.
- High-speed serial performance: Supports baud rates from 300bps up to 921.6Kbps with full parity, stop bit, and data bit configuration options for flexible RS-232 communication.
- Broad OS compatibility: Works seamlessly with Windows 7 through Windows 11, macOS, and Linux.
Whats Included
- USB to RS-232 Isolated Serial Adapter, User Manual, Driver CD
Product Manuals
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The USBG-SSRS1 is a reliable single-port USB to RS-232 adapter designed to bring legacy serial connectivity to modern systems. Featuring a DB9 male UART port with screw-lock support, it ensures a secure connection in environments where accidental disconnections arenât an option. Built-in 2500Vrms optical isolation and 500W bi-directional surge protection safeguard both your equipment and data lines from electrical interference and spikes. It requires no external power supply and installs instantly with plug-and-play connectivity. Supporting baud rates up to 921.6Kbps and standard RS-232 communication settings, itâs an ideal solution for connecting serial devices to laptops or PCs that no longer include native COM ports. Compatible with Windows, Linux, and macOS, this compact adapter delivers dependable serial performance in a small, rugged form factor.

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| Pros for Coolgear - USB 2.0 to RS-232 Serial Adapter with Isolation - Industrial Grade - Surge Protection - FTDI Chip - Black | |||
|---|---|---|---|
| There were no pros for this product— | Overall Performance, Compatibility, Ease of use, Price, USB | Overall Performance, Compatibility, Price, Ease of use, HDMI | There were no pros for this product— |
| Cons for Coolgear - USB 2.0 to RS-232 Serial Adapter with Isolation - Industrial Grade - Surge Protection - FTDI Chip - Black | |||
| There were no cons for this product— | Cable Length | Lag, Resolution | There were no cons for this product— |









