Why Buy Me?
- Your little one travels safely and comfortably in the recommended rearward-facing position up to 4 years old.
- The intuitive Click & Go mechanism ensures a quick, safe, and secure car seat attachment to the FamilyFix S ISOFIX base.
- The visual indicators ensure that you install your S-Family seat correctly and safely, so you can travel with peace of mind.
Maxi-Cosi FamilyFix S Car Seat Base - Black
The Maxi-Cosi FamilyFix S is the dedicated ISOFIX car seat base designed to work with the S-Family car seats – Pebble S and Pearl S. Your child's safety is paramount, and that's why FamilyFix S meets the highest and latest i-Size safety standards (R129/03), ensuring maximum protection on every family journey.
With the intuitive Click & Go installation feature, FamilyFix S is designed to be safe, secure, and quick to use, ensuring every installation is a breeze. Visual installation feedback is used to ensure you’ve correctly installed your S-Family car seat, providing peace of mind when travelling with your little one.
At Maxi-Cosi, we always emphasise the importance of rearward-facing travel for infants and young children. With the FamilyFix S, your child can remain in the recommended rearward-facing position up to 4 years old. With the Pearl S, it’s possible to switch to forward-facing travel using the FamilyFix S once your child reaches 15 months old (76 cm) or older.
FamilyFix S is more than just a car seat base; it’s your starting point for safe and secure journeys with your little one. With their safety comes your peace of mind, supported by standout features such as Click & Go installation, feedback indicators and ergonomic release button.
Product Features:
- Meets the highest and latest i-Size safety standards (R129/03), offering maximum safety for your child.
- Ergonomic release button is easy to access from both sides.
- The FamilyFix S ISOFIX car seat base is compatible with both the Pebble S and Pearl S car seats.
Age Suitability: From Birth to 4 years old or 40-105cm.
Health & Safety: ECE R129-03 i-Size
Safety Warning: Max weight 18kg
Composition: ABS+65%PC:4.3%, PA6+30% GF: 10.2%, PP: 28.4%, Aluminum Tube: 2%, Iron tube: 18.1%, Metal: 36%, POM :1%
Care & Maintenance: Use a wet cloth
Self-Assembly Required?: Fully Assembled
Dimensions: 65cm x 34.5cm x 85.7cm
Weight: 6.6kg
Delivery Options
Standard Delivery
The delivery options available in checkout may vary based on your items availability and your location.
Delivery Option |
Delivery Time |
Cost |
Standard Delivery |
We will deliver your order in 4 - 8 days. Pre-order items will be delivered up to 8 days after the delivery date specified on the product page. Personalised items will be delivered within 8 days. Please allow an extra day for Bank Holidays. |
FREE on orders of £50 and over £4.95 on orders under £50 |
Click & Collect |
Subject to eligibility, items will be available to collect from store in 3 - 5 days. |
FREE |
Choose Your Day Delivery | Select the next available delivery date to suit you.* | £5.95 |
DPD Parcel Shop Pickup |
Collect from your local convenience store in 3-5 working days. |
£4.95 |
Saturday Delivery |
Select this option for delivery on a Saturday. |
£9.95 |
*Delivery services only available Tuesday to Friday.