Description
The Rinnai 805000025 is an OEM replacement Control Unit featuring the MCBA 5417 E RAC printed circuit board (PCB), engineered to restore precise operational control to compatible Rinnai appliances. As a factory-specified component, it ensures seamless integration with the original system architecture, maintaining the safety, efficiency, and performance standards Rinnai equipment is known for.
Product Overview
This control unit serves as the central electronic brain for supported Rinnai systems, managing critical functions such as ignition sequencing, modulation, safety lockout logic, and system communication. Replacing a failed or degraded PCB with the correct OEM part helps eliminate nuisance faults, restore proper operation, and extend equipment service life.
Key Features
- OEM Rinnai replacement control unit PCB
- MCBA 5417 E RAC board designation for precise application matching
- Designed for direct drop-in replacement in compatible Rinnai systems
- Supports accurate ignition control, modulation, and safety monitoring functions
- Helps restore factory-level performance and reliability
- Manufactured to Rinnai quality and safety standards
Application
- Intended for use in compatible Rinnai heating and hot water appliances
- Verify compatibility with your specific Rinnai model before installation
- Recommended installation by a qualified HVAC or plumbing technician
Ordering Information
- Brand: Rinnai
- SKU / Part Number: 805000025
- Component Type: Control Unit PCB (MCBA 5417 E RAC)







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