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Steam Rated Performance: Specifically engineered as a steam-rated zone valve capable of handling 15 psi saturated steam
Which Spence pilots are compatible with the 05-05003-00 orange spring
which is essential for interlocking the valve with a boiler
sluggish response to temperature changes
High-Temperature Durability: Features a 430SS pilot tip rated for continuous operation at 1500°F
ZoneFirst MSS Damper Actuator Els PW 17895 Steam Rated Performance: Specifically engineeredThe ZoneFirst MSS Damper Actuator is a 24VAC spring return damper motor engineered for direct replacement of legacy MSR damper motor, MCS 3, MCSR, RDM, and RDMH models. Specifically designed for professional grade HVAC zoning systems, this 2 wire actuator provides silent operation with a patented air brake system that prevents the slamming and gear noise common in standard spring return units. The direct drive actuator powers the damper to the closed
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