For R-290 or other hydrocarbon applications

making it suitable for larger pneumatic circuits

Smith natural gas water heaters and boilers that require a #34 orifice for correct BTU input

By utilizing a thermal expansion valve instead of a fixed orifice

the Model 92-68 is specifically cataloged for Series 94 and 194

Belimo AFRBUP Actuator L99H008 For R-290 or other hydrocarbonThe Belimo AFRBUP Actuator is a heavy duty spring return damper actuator designed for reliable fail safe operation in commercial HVAC systems. Delivering 180 in lb torque, this unit provides the necessary force for positive close off on airtight dampers. A key technical advantage is its universal power supply, accepting 24 to 240 VAC (or 24 to 125 VDC), which simplifies inventory for technicians and ensures compatibility across various job site