though this is the standard pressure switch for most base configurations

Can I use this to replace a different part number

this part features a fixed temperature setting of 145°F to 165°F (L165-20F)

Built to support single-phase HVAC equipment

Siemens Building Technology GDE163.1P Actuator 321042-401 though this is the standardThe Siemens GDE163. 1P OpenAir actuator is a high performance non spring return damper actuator engineered for precise modulating control in professional HVACR systems. Delivering 44 lb in torque, this 24V modulating actuator is designed to handle dampers in constant or variable air volume (VAV) installations. It features a versatile 0 10 Vdc control signal with an adjustable start point (offset) between 0 to 5 Vdc and a span between 2 and 30 Vdc.