Brass Flow Sensor For GSWH-2

Precision brass flow sensor with total length of 63.5 mm and 3/4-inch NPT threaded connection. Constructed from high-purity, rust-resistant brass for long-term reliability in mobile and off-grid environments. Weighs 180 g. Operates within 0.45–6.0 GPM flow range. Features internal paddle-wheel mechanism delivering analog pulse output calibrated specifically to Girard GSWH-2 heater logic—no software adaptation or configuration required. Designed for direct integration into the cold water inlet line. Suitable for both permanent installations and temporary or retrofit applications, including upgrades of older GSWH-2 units to meet current campsite compliance standards. Fully traceable to Girard’s original component specification sheet (Rev. C, 2022).