Hochiki HPS-SA-EX/WP Pull Station Single ActionThe Hochiki HPS SA EX WP Explosion Proof Manual Pull Station is a single action, UL listed fire alarm initiating device. With a UL rating of class I groups B (hydrogen), C and D; class II groups E, F and G; class III and an outdoor rating of type 4X, this station offers unmatched placement flexibility. The 2 sets of Form "C" (NO C NC) contacts are rated for 10 Amps at 120 240 VAC. The HPS SA EX WP has an easily identifiable pull down lever and