Switchcraft

Switchcraft SW-318 Stereo Jack to Balanced Mono XLR Adapter

Professional Audio Connectivity Solution The Switchcraft 318 Adapter is a high-quality audio adapter designed for converting a 1/8 inch stereo jack to a balanced mono 3-Pin Male XLR connection. It's perfect for connecting audio devices with different connector types while maintaining optimal sig...

$103.75*
Check availability

*Price sourced from Amazon.com. Last updated:Aug 27, 2026.Price and availability are subject to change — details.

Affiliate Disclosure: As an Amazon Associate, Studio Supplies earns from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

Professional Audio Connectivity Solution

The Switchcraft 318 Adapter is a high-quality audio adapter designed for converting a 1/8 inch stereo jack to a balanced mono 3-Pin Male XLR connection. It's perfect for connecting audio devices with different connector types while maintaining optimal signal integrity.

Specifications

Product Type
Adapter
Input Connector
Stereo Jack
Output Connector
Balanced Mono XLR
Function
Stereo to Balanced Mono Conversion
Brand
Switchcraft

Frequently Asked Questions

The Switchcraft SW-318 adapter is designed to convert a stereo jack audio signal into a balanced mono XLR output for connectivity with professional audio equipment.
No, this adapter converts a stereo signal into a balanced mono signal, which means the left and right channels are combined, resulting in a single mono output.
This adapter is specifically for converting a stereo jack output to a balanced mono XLR input, not for microphone input to stereo jack.
No, the Switchcraft SW-318 is a passive adapter and does not require external power to perform its stereo jack to balanced mono XLR conversion.
This adapter converts a stereo jack output to an XLR output; it is not designed to connect headphones (which typically use a stereo jack input) to an XLR source.