Model S (25 - 75 VA)

These units provide protection to many abnormal operating conditions such as overload, over current and improvised cooling, as well as filter power disturbances and noises.

Model M (25 - 100 VA)

Model L (50 - 300 VA)

These units provide protection to many abnormal operating conditions such as overload, over current and improvised cooling, as well as filter power disturbances and noises.