Suitable for most residential, commercial and light industrial applications Active and passive control circuit applications Flexible and versatile in use Single Sockets have double pole switching, double sockets are single pole switching Masterseal Plus products are ideal for use with equipment subject to wet weather or high humidity Part of a complete range of MK circuit protection devices They are a.c. and pulsating d.c. sensitive for residual current Double Socket products have an enhanced RF Immunity performance