Main Control Board 300027060190

Part Code: 300027060190
Type: Main PCB (Printed Circuit Board)
Compatibility: Multi-zone mini split system
Compatible Model: TM36H5O

The 300027060190 main board is the central controller of the Tosot TM36H5O multi-zone outdoor unit.

It manages key system functions such as:
Inverter compressor modulation
EEV (Electronic Expansion Valve) coordination
Temperature and pressure sensor input
Intelligent zone-based load distribution
Full system protection and diagnostics

Built for R-410A-based inverter systems, this board ensures stable, efficient, and safe operation in multi-zone configurations.