An apparatus configured to protect one or more system components from damage due to reverse polarity connection of a power supply (14) comprising a relay (10) located between said power supply (14) and said components, and adapted to detect when a power su...

A protection device for an electrical component that has a protective housing and a terminal cap. The protective housing has a base with a contact hole therethrough for accommodating an electrical terminal pin. A projecting perimeter wall extends from the ...