⚡️ Siemens Q2020NC 120V Non-Current Limiting Circuit Breaker Review

This circuit protection product for Industrial & Scientific purposes provides reliable and long-lasting protection for your electrical system. Its durability is remarkable and ensures safety in the long run. Its only downside is that it's not current-limiting, but it's still an excellent solution for anyone looking for a robust and reliable solution. Overall, I highly recommend this product for those who want a sturdy, dependable circuit protection solution.

After purchasing a Q2020 circuit breaker and finding that it cannot be fully inserted I had to purchase a Q2020NC which allows the switch to be fully inserted. Everything is identical except for where it clips onto the tire. Q2020 only allows partial insertion into the bus. Q2020NC is required for older panels. I believe that Q2020 can only be placed in certain places on the new panels.

I needed to add some circuitry to a complete panel and as this panel was manufactured in the early 1960's I had difficulty finding the right automatic switches to suit for my panel which is an ITE model. Tried to buy locally but could only find switches with protective covers so they don't fit in a switch bay. These switches fit right into the old panel with no modifications and should not be used in panels designed for circuit breakers that use the protection I mentioned. Fits perfectly and…