Steam trap TB7N (thermostatic, bimetal, temperature adjustable). Made of forged steel, for low and medium pressure applications. It is mainly used on steam tracers and for draining steam pipelines.

Exist special versions of the TB7N steam trap with bottom mounted purge valve or ball valve.

Video demonstrating the device and the principle of operation of a thermostatic bimetal temperature-controlled steam trap using the example of a TB7N steam trap, made in Japan by MIYAWAKI.