Pentair 475975 Kit ETi400 Control Board Replacement

What This Part Is Used For
Pentair 475975 Kit ETi400 Control Board Replacement is a replacement control board kit for compatible Pentair ETi400 heaters. It manages heater operation and internal system logic.

Why This Part Matters
A failed control board can cause ignition problems, display errors, or complete heater shutdown. Replacing it restores proper sequencing and communication between components. Reliable control operation supports consistent heating performance.

Key Features and Specifications

• Pentair manufacturer part number 475975
• ETi400 control board replacement kit
• For Pentair ETi400 heaters
• Electronic control component
• OEM Pentair replacement kit

Installation and Fitment Guidance
Disconnect electrical power before servicing the heater. Follow proper grounding and wiring procedures during installation. Confirm by manufacturer part number before ordering.

About the Pentair Brand
Pentair designs advanced heater systems including the ETi400 platform. Their OEM electronic components are built for direct compatibility. Using genuine Pentair control boards helps maintain system reliability. Technicians trust Pentair for dependable heater electronics.

Common Service Context
This control board kit is typically installed when diagnosing ETi400 heaters with no start, ignition failure, or communication errors.