How do I know if this expansion vessel is for my boiler?

Verify the reference 61311907 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part. It is a Chaffoteaux piece.

The expansion vessel absorbs the expansion of water when heated.

Does the pressure rise significantly when heating, or does the safety valve trip?

It usually indicates the expansion vessel is discharged.

Which models is it suitable for?

Part shared by various models (see Compatibility). If your model does not appear, send us a photo of the marking and we will confirm it.

Installation and recommendations

Check and recharge the air pre-charge of the expansion vessel.

What does refurbished mean and what coverage does it have?

Part removed from a boiler out of service, inspected and tested. Includes 1-year warranty and 14-day return policy. Delivery within 2–4 working days in the EU.

RefurbishedChaffoteaux Expansion vessels

Chaffoteaux Compy MX2 24 FF Heating Expansion Vessel Ref. 61311907

Name: Chaffoteaux Compy MX2 24 FF Heating Expansion Vessel Ref. 61311907
Brand: Chaffoteaux
SKU: VECMX224FF
Price: 45 EUR
Availability: InStock

45 €VAT includedIn stock · 4 units

Expansion vessel: refurbished spare part that absorbs the expansion of water when heated. Useful if the pressure rises significantly when heating or if the safety valve trips. Compatible with Compy MX2 24 FF, Compy MX2, Mira (ref. 61311907). Includes a one-year warranty and delivery within 2–4 working days in the EU.

Consult via WhatsApp

Not sure if it's your part? Send us a photo of the screen printing via WhatsApp and we'll confirm compatibility before you purchase.

Delivery in 2–4 working days

1-year warranty

14-day return

Technical support

Key Data

Reference: 61311907
Brand: Chaffoteaux
Type of part: Expansion vessels
Available units: 4 units in stock
Status: Refurbished
Warranty: 1 year
Shipping: 2–4 working days (EU)
Return: 14 days

The same part (ref. 61311907) equips these models. Verified compatibility; check the reference before purchasing.

Chaffoteaux

Compy MX2 24 FF
Compy MX2
Look
Mira System
Mira Comfort
Mira Green

How do I know if this expansion vessel is for my boiler?: Verify the reference 61311907 printed and ensure your model is on the list of compatible ones; also compare the connections with the original part. It is a Chaffoteaux piece.
What is it used for?: The expansion vessel absorbs the expansion of water when heated.
Does the pressure rise significantly when heating, or does the safety valve trip?: It usually indicates the expansion vessel is discharged.
Which models is it suitable for?: Part shared by various models (see Compatibility). If your model does not appear, send us a photo of the marking and we will confirm it.
Installation and recommendations: Check and recharge the air pre-charge of the expansion vessel.
What does refurbished mean and what coverage does it have?: Part removed from a boiler out of service, inspected and tested. Includes 1-year warranty and 14-day return policy. Delivery within 2–4 working days in the EU.

Chaffoteaux Compy MX2 24 FF Heating Expansion Vessel Ref. 61311907

Key Data

Chaffoteaux

Spare Parts Related Boiler Compy MX2 24 FF