Description
The Mitsubishi M21L9V312 is an OEM float sensor designed to protect Mitsubishi mini-split and ductless HVAC systems from condensate overflow damage. When condensate water levels rise beyond a safe threshold, this float sensor triggers a shutdown signal to the indoor unit, preventing water damage to ceilings, walls, and surrounding structures.
Key Features
- OEM Mitsubishi replacement float sensor
- Designed for Mitsubishi mini-split and ductless indoor units
- Detects high condensate levels and initiates system shutdown to prevent overflow
- Direct drop-in replacement for compatible Mitsubishi indoor air handlers
- Helps maintain system reliability and protects building interiors from water damage
- Compact design for easy installation within the indoor unit drain pan assembly
Application
This float sensor is a critical safety component in Mitsubishi ductless systems. It monitors the condensate drain pan and, upon detecting an overflow condition, sends a signal to shut down the unit — safeguarding your equipment and property. Ideal for HVAC technicians performing maintenance, troubleshooting, or component-level repairs on Mitsubishi indoor units.
Why Choose OEM?
- Ensures compatibility with Mitsubishi indoor unit control boards
- Maintains original equipment performance and reliability
- Supports warranty compliance on applicable systems
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