The Maxitrol M511‑3/4 is a modulating gas valve engineered for direct‑fired, negative‑pressure burner systems. As part of Maxitrol’s Selectra line, this valve delivers smooth, continuous gas flow modulation with no mechanical butterfly or motor drive. It’s ideal for heating systems that require fine temperature control and stability.
Specifications:
- Size: 3/4″
- Used With: Series SC10, Series 94, Series 14, Series 24, Series 44
- Max Pressure: 1/2 psi
