Electric Zone Valve Actuator, Application Steam Control, Heat Exchangers, Chilled/Hot Water Control, Compatible Close-Off Pressure 50 psi, Compatible Series JM, Compatible Valve Action Normally Open, Compatible Valve Body Pattern Three-Way, Two-Way, Control Signal Proportional, Cycle Time Not Rated, Electrical Connection Type Terminal Block, Electrical Lead Length Not Applicable, Frequency 60 Hz, Housing Material Brass, Includes Electrical Leads Electrical Leads Not Included