pulse solenoid for midmark - ritter for m9 mis044 replacement parts industries rpi features * 3/16" quick connect terminals * includes all parts as shown * single would coil 120v/60hz. * stroke: 1/2"; 14.6 ohms * pull type solenoid * see notes below for serial numbers this part fits fits: door hinge mounting bracket model(s) this part fits: m9 notes: check serial numbers here: fits m9 -001 thru -019 with serial # prefixes cz, da, db, dx, dy, fd & om.