Siemens Building Technology 331-2998 Actuator Refrigerant Durable Construction: Heavy-duty internal switching

Durable Construction: Heavy-duty internal switching components resist pitting and carbon buildup for extended service life

This OEM temperature limit switch features a snap-action bimetal disc that ensures reliable circuit interruption when internal temperatures reach the 145°F cut-off point

Integrating this R20536201 motor assembly ensures your furnace maintains optimal airflow efficiency and safe venting throughout the heating season

using genuine Copeland parts is the only way to ensure the compressor start-up sequence remains within factory specifications

and Coleman units to ensure exact 10K Ohm resistance matching

Siemens Building Technology 331-2998 Actuator Refrigerant Durable Construction: Heavy-duty internal switchingThe Siemens Building Technology 331 2998 is a high performance No. 4 Pneumatic Damper Actuator engineered for the gradual or positive actuation of HVAC dampers. This rugged, metal fabricated unit is a staple for contractors managing air flow in fire and smoke damper systems, mixing boxes, and terminal units. With a 4 inch stroke and a nominal spring range of 8 13 psi, this actuator provides the precise mechanical force required for reliable pneumatic