Description
The AAON R70490 is a genuine OEM 24V water flow switch designed for use in AAON commercial HVAC equipment. This flow switch monitors water circulation within hydronic and water-source systems, providing a critical safety interlock that confirms adequate water flow before allowing equipment operation — helping to protect compressors, heat exchangers, and other system components from damage caused by low-flow or no-flow conditions.
Key Features
- Genuine AAON OEM replacement part (SKU: R70490)
- 24V operating voltage for compatibility with AAON control circuits
- Monitors water flow to protect system components from dry-run or low-flow damage
- Provides safety interlock signal to AAON unit controls
- Direct drop-in replacement for original equipment — no modifications required
- Designed for use in water-source heat pumps, chilled water, and hydronic HVAC applications
Application
The R70490 water flow switch is engineered specifically for AAON rooftop units, water-source heat pumps, and other AAON commercial HVAC systems that require flow verification as part of their safety and operational control sequence. Using a genuine AAON OEM part ensures proper fit, function, and system reliability.
Why Choose a Genuine AAON OEM Part?
- Guaranteed compatibility with AAON equipment
- Maintains original equipment performance and warranty integrity
- Eliminates guesswork associated with aftermarket substitutes
- Backed by AAON’s engineering standards for commercial HVAC applications
