Product Description
. . . . . Siemens 254-01123 2-Way 1/2" Zone Control Valve, Cv 2.5, Normally Open, F x F Connection, Non-Spring Return Electronic Valve Actuator, 24 VAC, 45 in-lb, Floating Control Signal, 150 Second Run Time. Siemens. Siemens. 254-01123.