Description
ARISTON MICROGENUS 23 & 27 MFFI BOILER (CMP2-FFI) PCB 996163
This Ariston PCB helps restore full control to your boiler’s heating and hot water systems. The fully tested boiler control board fits the Microgenus 23 and 27 MFFI models and ensures smooth, reliable performance. The part number 996163 supports both Edition 4 and Edition 5 versions, helping fix ignition, timing, and temperature faults quickly.
Compatible Boilers
To make sure you order the right part, this PCB fits the following Ariston models:
Microgenus 23 MFFI:
Edition 4 (Serial No. 2320219000001 to 2320409200001)
GC No. 47-116-14 ED 4Edition 5 (Serial No. 2320409200001 onward)
GC No. 47-116-14 ED 5
Microgenus 27 MFFI:
Edition 4 (Serial No. 2320219000001 to 2320409200001)
GC No. 47-116-15 ED 4Edition 5 (Serial No. 2320409200001 onward)
GC No. 47-116-15 ED 5
Why Choose This Product?
This boiler control board has been expertly refurbished to deliver like-new performance. Each unit undergoes full electronic testing to meet OEM standards. Choosing this part means saving money without sacrificing quality. It’s also a more sustainable solution, reducing electronic waste while extending your boiler’s life. You’ll get a trusted, eco-conscious fix that works.
Delivery and Return
Place your order by 1 PM for same-day dispatch. Choose standard or next-day delivery at checkout. Returns are accepted within 30 days if the item is unused and in its original condition.
Important: Always hire a Gas Safe registered engineer to fit or replace any boiler component.
Frequently Asked Questions
1. Which boilers is the Ariston 996163 PCB compatible with?
This PCB fits Ariston Microgenus 23 and 27 MFFI boilers. It supports both Edition 4 and Edition 5 models, covering the specific serial number ranges listed for each edition. Always confirm your boiler’s serial number before ordering.
2. What issues does the PCB resolve?
The 996163 PCB helps fix ignition failures, timing errors, and temperature control problems, restoring reliable operation to your boiler’s heating and hot water systems.
3. How quickly will my order be dispatched?
Orders placed by 1:00 PM (Monday–Friday) are dispatched the same day. Delivery options include standard or next-day shipping at checkout.
4. Can I replace the PCB myself?
Replacing a boiler PCB should only be done by a Gas Safe registered engineer. Incorrect installation can damage the boiler or compromise safety.
5. What is the return policy for this PCB?
Returns are accepted within 30 days if the PCB is unused and in its original condition. Ensure the item is packaged securely to prevent damage during return shipping.

















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