Product Description
. . . . . Siemens GBB156.1U OpenAir Actuator, NSR, 24V, 177 in lb, 4-20 mA, Dual Auxiliary Switches, Replaces Belimo SM24-SRS. Siemens. Siemens. GBB156.1U.
. . . . . Siemens GBB156.1U OpenAir Actuator, NSR, 24V, 177 in lb, 4-20 mA, Dual Auxiliary Switches, Replaces Belimo SM24-SRS. Siemens. Siemens. GBB156.1U.