Vibration switch malfunction detector contact type spdt amps .5-7 Max voltage 24vdc frequency range 0 to 300 hz horizontal range 0 to 4.5 G vertical range 0 to 3.5 G reset type remote electrical or manual enclosure raiting cl 1 div1 gr b c & d enclosure material aluminum temperature range -13 to 143 f length 6 in width 6 in height 5.13 In standards ul and c-ul certified Brand: Robertshaw