PRESSURE SWITCH WITH MANUAL RESET 120-277/60/1

PRESSURE SWITCH MOUNT WITH MANUAL RESET, ADJUSTABLE SETPOINT RANGE: CHARGE CONTACTS ON PRESSURE FROM .40 (+OR- .06)0.6 TO 12.0 IN. W.C, 120 TO 277 VAC, 60 HERTZ, MAX AIR PRESSURE:1/2"PSI, DIMS: 3-1/2"H X 3-1/4"W X 6-1/8"D, WEIGHT: 1 LB 4OZ, ORIGIN: USA, IN MFG BOX.