System Sensor D4120W Detector Freon Forged Brass Construction: Rugged body

Forged Brass Construction: Rugged body material supports system static pressures up to 300 psi and fluid temperatures up to 200°F

these genuine Watts replacement parts provide the industrial resilience required for high-pressure installations

This replacement actuator for Erie VT/VS series valves is the industry standard for contractors requiring thermal efficiency and robust mechanical movement without complex linkages

Installing this in a natural gas system will result in improper combustion and potential safety hazards

For technicians replacing legacy components

System Sensor D4120W Detector Freon Forged Brass Construction: Rugged bodyThe System Sensor D4120W is a high performance 4 wire photoelectric duct smoke detector specifically engineered for harsh environments and outdoor rooftop HVAC installations. This air duct smoke detector features a NEMA 4 watertight enclosure, providing superior protection against windblown dust, rain, and splashing water. Utilizing integrated low flow technology, the unit operates efficiently in airflow speeds ranging from 100 to 4,000 feet per