Enhanced System Longevity: Safeguards critical internal windings from overheating and electrical stress during peak demand or mechanical failure

this unit provides the necessary reliability to restore system cooling capacity without extensive piping modifications in most 2-ton applications

it serves as a direct technical replacement for the Copelametic #VP103

Precise Alignment: High-tolerance engineering ensures the VSM shaft remains perfectly centered on the actuator pinion to prevent mechanical wear

275 cross-section must match the groove depth for a proper seal

Siemens Building Technology GMA151.1P Actuator 328140-751 Enhanced System Longevity: Safeguards criticalFor contractors managing VAV terminals or multi zone air handlers, the Siemens GMA151. 1P provides a reliable 62 lb in torque solution for precise air flow control. This OpenAir GMA Series actuator is engineered for modulating control utilizing a 2 to 10 VDC input signal, ensuring responsive positioning for return air, exhaust, or bypass dampers. Built with a brushless DC motor, this unit offers stall protection and consistent performance without the