Limitations and cautions

of manufacture (e.g., "8332" meaning the 32nd week of 1983). Firmware and Support : The serial number is often required when contacting the TC Electronic Support Team

MP2112A03 → Made in 2021, week 12 (late March), line A03.

Since no official decoder exists, use this manual process:

Deciphering a serial number can be tricky because the company has changed ownership and manufacturing locations several times since its founding in 1976. Unlike brands with a single universal "key," TC Electronic gear—especially pedals and rack units—often requires different logic depending on the era. Finding Your Serial Number