Saunier Duval Boiler PCB 0010047390

This PCB controls ignition, sensors, pumps and safety checks so the boiler runs correctly. However, when the board fails you may see error codes, random resets, no heating or hot water, or repeated lockouts. Therefore, replacing the correct Saunier Duval PCB 0010047390 restores stable operation, improves reliability and helps prevent nuisance shutdowns. Fitting should be carried out by a qualified engineer.

Compatibility :

• Betacom 3: 24C, 30C
• Betacom 4: 24C, 30C
• Easicom 2: 24C, 28C
• Easicom 3: 24C, 25R, 25S, 28C
• Energy: 12r, 12s, 15r, 15s, 18r, 18s, 25c, 25r, 25s, 30c, 30r, 30s, 35c, 35R
• Essential: 24c, 24c P, 28c
• Home: 12r, 12s, 15r, 15s, 18r, 18s, 25c, 25r, 25s, 30c, 30r, 35c
• Glow-worm: 12r, 12s, 15r, 15s, 18r, 18s, 25c, 30c, 35c
• Ultimate 2: 25r, 25s, 30C, 35C
• Ultimate 3: 25r, 25S, 30C, 35C

Important fitting advice

We recommend that all parts are fitted by a fully qualified Gas Safe registered engineer. If you need help confirming the right part, contact us our team has 10+ years of boiler spares knowledge and friendly chat support to help you quickly.

Delivery

At Boiler Spares Hub, we dispatch orders within 1 working day (Monday-Friday). Orders placed outside working days will be dispatched on the next working day. For delivery options available for this product, please add it to your basket or check our delivery options page.

Returns

We accept 30-day returns. Returns must be in an unopened, sealed box. If we find the item has been used or installation was attempted, we may refuse the return.

Frequently Asked Questions (FAQs)

1. What does the Saunier Duval PCB 0010047390 do?
It’s the boiler’s main control board. It manages ignition, sensors, pumps, fan operation, and safety checks so the boiler can run heating and hot water correctly.

2. What are common signs the PCB is faulty?
You may notice random resets, the boiler not firing, no heating or no hot water, repeated lockouts, flashing lights, or frequent error codes that return after a reset.

3. Which boilers is it compatible with?
It fits selected Glow-worm models including Betacom 3/4, Easicom 2/3, Energy, Essential, Home, and Ultimate 2/3 ranges (match your model to the compatibility list in the description).

4. Do I need an engineer to fit this PCB?
Yes – PCB replacement involves electrical connections and safety controls, so it should be fitted and checked by a qualified heating engineer.

5. How do I make sure I order the correct PCB?
Match Part No: 0010047390 and confirm your exact boiler model/range. If your boiler has a data badge/serial details, use that to confirm the correct part before ordering.