The TBU® devices are available in the following families: P40, P-G (P850-G), C (C650/C850), and the new generation of TBU® high-speed protectors (TBU-CA, TBU-CX, TBU-DT, TBU-KE, TBU-PK and TBU-PL). This training module is currently being updated to include the new generation of TBU® products.