Description
The Fujitsu 9709170304 is an OEM controller printed circuit board (PCB) designed as a direct replacement for compatible Fujitsu mini-split and ductless HVAC systems. Identified by part number K11CN-1404HSE-C1, this control board serves as the central processing component responsible for managing system operations, communicating between indoor and outdoor units, and maintaining precise climate control functions.
Product Overview
As a genuine Fujitsu replacement part, this PCB is engineered to meet the original equipment specifications of your Fujitsu system. Installing the correct OEM control board helps restore full system functionality, including temperature regulation, mode selection, fan speed control, and fault diagnostics — ensuring your equipment performs as intended.
Key Features
- OEM Fujitsu replacement controller PCB
- Part number: K11CN-1404HSE-C1
- Designed for direct drop-in replacement in compatible Fujitsu HVAC systems
- Manages core system operations including temperature control, mode selection, and diagnostics
- Supports reliable communication between system components
- Manufactured to Fujitsu’s original design and quality standards
Application
This controller PCB is intended for use in compatible Fujitsu mini-split and ductless HVAC systems. Always verify compatibility with your specific model number before installation. For best results, installation should be performed by a qualified HVAC technician.
Why Choose OEM Parts?
Using genuine OEM replacement boards like the Fujitsu 9709170304 ensures proper fit, function, and system longevity. Aftermarket substitutes may not meet the precise electrical and communication specifications required by your Fujitsu equipment.







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