The Switchcraft Type 12B is a classic stereo phone jack, commoinly found in guitars, amplifiers, and effects pedals that require a three-conductor connection. Trusted for its exceptional durability and reliability, the 12B is built with a nickel-plated copper alloy body. Its rugged construction ensures a long lifespan even in the most demanding environments. This stereo jack provides a secure connection for Tip-Ring-Sleeve (TRS) plugs, making it ideal for stereo wiring or for activating onboard electronics in instruments when a plug is inserted. The Switchcraft 12B delivers the clear and consistent signal that musicians, audio engineers, and technicians have relied on for decades.
- Mates with standard ¼" plugs and is available with 0.25" inside diameter bushing.
- Stereo 3-Conductor
- Double open Circuit (does not have switched terminal)
- Open frame
- Great replacement for stompbox input jacks.
- Includes nut and washer
| Mounting Bushing | Nickel-plated copper alloy. |
| Insulation | Rigid plastic |
| Springs | Special copper alloy. Fine silver contacts |
| Sleeve Terminal | Copper alloy |
| Hardware | Supplied with one copper alloy nickel-plated hex nut, and one copper alloy nickel-plated washer |





