Description
The Conbraco 25-502-00 water gauge is a precision-engineered, OEM-authorized liquid-level indicator designed for hydronic and boiler systems where accurate visual monitoring of water level is critical. Built with a bronze body and a clear 12″ glass rod assembly, this square-pattern gauge provides dependable performance in demanding industrial, commercial and HVAC applications.
Key Features
- Durable bronze construction – The rugged bronze body ensures corrosion resistance and long service life in boiler/hydronic water systems.
- Square-pattern design for easy installation – The compact square pattern mounting and ½″ inlet connection simplify retrofit and new-installation setups.
- Clear glass rod assembly (5/8″ diameter × 12″ length) – Provides excellent visibility of the water interface for fast system checks.
- Ball check safety feature – Standard automatic ball check helps protect against fluid loss if the glass should break, enhancing safety.
- High rating for temperature and pressure – Rated for up to 200 psig at 400 °F and 400 psig at 100 °F (depending on version), making it suitable for many steam/hydronic environments.






