Cybex Base S - ISOFIX Base

Name: Cybex Base S - ISOFIX Base
Brand: Cybex
SKU: BSR16732BAS
Price: 199.95 GBP
Availability: InStock

SKU: BSR16732BAS

Birth To 7 Years

New Arrival

£199.95

This item is backordered and will ship as soon as it is back in stock. Stock arrival expected approximately 30th November 2026.

Free Delivery over £49.99

Easy 30 Day Returns

Seen It Cheaper Elsewhere? We Price Match

Product Highlights

360° rotation with smooth single-hand operation makes loading and unloading your child effortless
LED safety indicators display ISOFIX, load leg, impact shield and battery status at a glance
Fast ISOFIX installation with colour-coded buttons and clear guidance takes just minutes
Switch seamlessly between rear-facing and forward-facing travel as your child grows
Durable construction engineered to withstand daily use and support multiple children for seven years

Delivery

Delivery options at checkout may differ depending on the availability of your items and your location.

Standard Delivery

• In Stock: Delivered in 1-3 days.

• Backorder / Items Shipped Direct From Supplier: Estimated availability date as displayed.

• Cost: Free on orders over £50; £5.95 on orders under £50.

Next Working Day Delivery

• Available for in-stock items ordered before 15:30, Monday to Friday (excluding Bank Holidays).

• Cost: £7.95; may vary for larger items.

Special Notes

• Some items are shipped directly from our retail partners; where this applies, shipping costs outside the standard free-delivery cutoff may occur. All final shipping charges are displayed at checkout prior to order confirmation.

• Offshore UK locations are excluded from Standard & Premium Services. An estimated shipping cost will be shown at checkout; final charges may vary based on product and location. We’ll contact you with the confirmed fee after purchase. Please contact us before ordering if you'd like to check first, though shipping rates may change frequently.

In The Box

Cybex Base S - ISOFIX Base

Compatible With

Cloud S
Anoris S Airbag
Sirona S

Dimensions

L61 x W40.5 x H22cm

Description

The Cybex Base S is the modular foundation your family needs for safe, flexible car travel from birth through age seven. This innovative ISOFIX base grows alongside your child, offering seamless compatibility with the Cloud S infant seat, Sirona S rear-facing seat, and Anoris S Airbag forward-facing seat, so you invest in one trusted base that serves your family for years to come.

Key Features

360° Rotation - Smooth single-hand operation (180° for Cloud S and Anoris S Airbag, 360° for Sirona S) makes loading and unloading effortless, even when managing a baby and shopping bags. The gentle side-entry design reduces awkward lifting and makes it easier to position your child and secure the harness correctly.
LED Safety Indicators - Built-in safety assistant that displays the status of ISOFIX, load leg, impact shield and battery at a glance, ensuring your car seat is installed correctly every time you set off.
ISOFIX Easy Installation - Fast, safe and stress-free setup using ISOFIX anchors and a height-adjustable load leg for a rigid, stable connection. Colour-coded release buttons and clear indicators guide you through installation in minutes.
Two Directions - Switch seamlessly between rear-facing and forward-facing travel as your child grows, keeping the same trusted base throughout.
Built to Last - Constructed from durable materials with smart engineering designed to withstand daily use and support multiple children through seven years of journeys.

Compatibility

Works with Cloud S, Anoris S Airbag and Sirona S car seats. Part of the Platinum S-Line Modular System.

Specifications

Dimensions: 61cm (L) x 40.5cm (W) x 22cm (H)
Weight: 6.8kg (with Cloud S adapter)
Safety Standard: UN R129/04
Suitable from birth to approximately 7 years

Specifications

Warranty

2 years
Weight

6.8 kg

One Base. Seven Years. Endless Flexibility.

Grow with your child from newborn to age seven using the same trusted foundation.

Smooth 360° Rotation

Load and unload your child with effortless one-handed rotation, angling the seat towards the car door for stress-free boarding. This gentle side-entry design reduces awkward lifting and makes securing the harness correctly much easier when juggling a baby and bags.

Three Seat Compatibility

Start with the Cloud S infant seat, then transition to the Sirona S for extended rear-facing safety or the Anoris S Airbag for forward-facing protection with integrated full-body airbag technology. One base supports all three seats, eliminating the need to purchase multiple bases.

Smart LED Safety Check

LED indicators display the status of ISOFIX, load leg, impact shield and battery, so you can verify correct installation at a glance. This onboard safety assistant ensures your child is secure and protected before every journey.

Frequently Asked Questions

How long can a child use the Cybex Base S?

The Cybex Base S supports children from newborn through approximately seven years of age. This extended age range means you can start with the Cloud S infant seat and transition to either the Sirona S for rear-facing travel or the Anoris S Airbag for forward-facing protection, all whilst using the same durable base throughout your child's early years.

Which car seats are compatible with the Cybex Base S?

The Cybex Base S is compatible with three Cybex car seats: the Cloud S infant seat, the Sirona S for extended rear-facing travel, and the Anoris S Airbag with integrated full-body airbag technology. This compatibility allows you to adapt the base as your child grows without needing to purchase a new foundation.

Can the Cybex Base S rotate in both directions?

Yes, the Cybex Base S offers smooth single-hand rotation to support both rear-facing and forward-facing travel. It rotates 180 degrees for the Cloud S and Anoris S Airbag, and 360 degrees for the Sirona S, making it easy to position your child towards the car door for stress-free loading and unloading.

What safety features does the Cybex Base S have?

The Cybex Base S includes LED safety indicators that show the status of ISOFIX, load leg, impact shield, and battery, functioning as an onboard safety assistant. It also features ISOFIX anchors with a height-adjustable load leg for a rigid, stable connection and reduced movement during a crash, helping ensure proper installation every time.

How do I install the Cybex Base S in my car?

The Cybex Base S uses ISOFIX anchors and a height-adjustable load leg for quick, secure installation. Colour-coded ISOFIX release buttons and clear visual indicators guide you through setup, allowing you to secure the base in minutes with confidence and minimal fuss.

What are the dimensions of the Cybex Base S?

The Cybex Base S measures 61 cm in length, 40.5 cm in width, and 22 cm in height. It weighs 6.8 kg when fitted with the Cloud S adapter, making it a substantial yet manageable base designed for durability through years of daily family use.