HITACHI REFRIGERATOR/FRIDGE PCB BOARD RVG420P3M/RVG490P3M

Hitachi Refrigerator PCB Board (RVG420P3M / RVG490P3M) – Main Control Board Replacement

Restore full functionality to your Hitachi refrigerator with the Hitachi Refrigerator PCB Board (RVG420P3M / RVG490P3M) — a genuine main printed circuit board (PCB) designed to replace faulty control electronics and keep your appliance operating reliably. This essential spare part is perfect for repairing cooling, defrost, and control issues caused by a damaged motherboard.

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🧠 Product Overview

The RVG420P3M / RVG490P3M PCB Board is the central control board used in select Hitachi fridge models. It acts as the brain of the refrigerator by managing key functions like:

• Regulating internal temperatures

• Communicating with temperature sensors

• Controlling compressor cycling

• Managing defrost operations

• Coordinating fan and display panel signals

Replacing a malfunctioning PCB can fix problems such as erratic temperature control, failure to cool, error messages, or unresponsive controls.

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🔌 Key Features

• 100% Genuine Hitachi Spare Part – Manufactured to original specifications for dependable performance.

• Dual Model Compatibility – Suitable for refrigerators that use either RVG420P3M or RVG490P3M board variants.

• Main PCB / Mother Board – Central electronics board that controls and coordinates the fridge’s functions.

• Durable & Reliable – Built to handle everyday refrigerator operation and electronics loads.

• Direct Replacement – Easy swap‑out for worn or damaged control boards (professional installation recommended).

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📌 Why You Need This Part

When a refrigerator’s PCB fails, it can lead to serious issues such as:

• Inaccurate temperature regulation

• The compressor not starting

• Unresponsive control panel

• Intermittent operation or sudden shutdowns

Installing this original Hitachi PCB board ensures your fridge returns to stable, efficient performance and extends the life of your appliance.

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✔ Customer Benefits

✔ Restores Normal Operation – Get your Hitachi fridge cooling and working smoothly again.
✔ OEM Quality Assurance – Trusted performance with precision fitment.
✔ Reliable Temperature Control – Supports correct sensor feedback and compressor control.
✔ Peace of Mind – Comes with standard warranty and compatibility assurance.

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🛠️ Installation Tip

⚡ Safety First: Always disconnect power to the refrigerator before attempting any repairs.
📦 Professional Help Recommended: For correct wiring and installation, we recommend a trained technician handle PCB replacement.