CYBEX Base T 360° Rotating ISOFIX Car Seat Base
CYBEX Base T 360° Rotating ISOFIX Car Seat Base
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CYBEX Base T 360° Rotating ISOFIX Car Seat Base
Long-Lasting Modular Base - Birth to 4 Years
Transform your CYBEX car seat experience with the innovative Base T 360° Rotating ISOFIX Base. As the foundation of the CYBEX T-Line Modular System, this premium base provides exceptional convenience, rock-solid stability, and long-term value by working with both the Cloud T i-Size infant seat and Sirona T i-Size toddler seat.
What's Included with the Base T
Complete Base Package:
- CYBEX Base T 360° rotating ISOFIX base
- Integrated stability leg with safety indicators
- ISOFIX connectors with visual confirmation system
- User-friendly ISOFIX release buttons
- 360° rotation mechanism with click stops
- In-car recline function for Cloud T i-Size
- Comprehensive instruction manual
- Vehicle compatibility guide
Compatible Car Seats (sold separately):
- Cloud T i-Size (birth to 87cm / approx. 24 months)
- Sirona T i-Size (birth to 105cm / approx. 4 years)
Key Features & Benefits
360° Rotation Technology
- Full 360° rotation for effortless baby access
- Rotate Cloud T i-Size 180° towards either car door
- Rotate Sirona T i-Size full 360° for forward and rear-facing
- One-handed operation with smooth mechanism
- Click stops every 90° for secure positioning
- No awkward reaching or back strain
- Perfect for tight parking spaces and garages
Long-Term Investment - T-Line Modular System
- Use with Cloud T i-Size from birth to 24 months
- Continue using with Sirona T i-Size up to 4 years
- Single base investment lasts approximately 4 years
- No need to purchase multiple bases as baby grows
- Seamless transition between car seats
- Maximum value from one quality base
- Sustainable choice reducing waste
Superior ISOFIX Installation
- Rigid ISOFIX connection for maximum stability
- User-friendly release buttons for intuitive installation
- Visual green/red indicators confirm correct fitting
- No risk of incorrect installation
- Takes seconds to install properly
- More secure than seat belt installation
- Universal ISOFIX and i-Size compatibility
Integrated Stability Leg
- Telescopic support leg prevents rotation in impact
- Green indicator confirms correct extension
- Adds extra layer of crash protection
- Reduces forces transferred to child
- Easy adjustment for different vehicle heights
- Non-slip foot for secure contact
- Meets latest i-Size safety standards
In-Car Recline Function
- Enables Cloud T i-Size to recline in the vehicle
- Multiple recline positions for infant comfort
- Prevents head from falling forward
- Promotes healthy breathing during travel
- Automatic harness adjustment during recline
- Enhances comfort on longer journeys
- Safety-tested recline mechanism
Visual Safety Confirmation
- Green indicators show correct ISOFIX connection
- Green indicator confirms stability leg position
- Red indicators alert to incorrect installation
- Audible click when car seat attaches
- Eliminates guesswork and installation errors
- Peace of mind on every journey
- User-friendly for all caregivers
Compatibility
Car Seat Compatibility:
- ✅ CYBEX Cloud T i-Size (birth to 87cm) - 180° rotation
- ✅ CYBEX Sirona T i-Size (birth to 105cm) - 360° rotation
- ❌ Not compatible with other CYBEX car seat models
- ❌ Not compatible with other brands
Vehicle Compatibility:
- ✅ All vehicles with i-Size seating positions
- ✅ Vehicles with ISOFIX anchor points
- ⚠️ Check vehicle compatibility list before purchase
- ⚠️ Requires sufficient floor space for stability leg
- ⚠️ Not suitable for vehicles without ISOFIX
Note: Always check the CYBEX vehicle compatibility tool or look for i-Size logo in your vehicle to confirm suitability.
Safety & Guidelines
Safe Installation Requirements:
- Only use with CYBEX Cloud T i-Size or Sirona T i-Size
- Ensure ISOFIX connectors click with green indicators showing
- Extend stability leg until green indicator appears
- Check both indicators before every journey
- Never use base without stability leg properly extended
- Follow vehicle and car seat manufacturer guidelines
- Regular inspection of all connection points
- Never attempt to modify or repair base yourself
i-Size Regulations:
- Complies with ECE R129 (i-Size) standards
- Enhanced side-impact protection requirements
- Mandatory ISOFIX installation
- Rigorous crash testing standards
- Height-based sizing system
Perfect For
- Parents prioritising convenience and back health
- Families planning multiple children close in age
- Those wanting long-term base investment
- Parents with mobility issues or back problems
- Active families with frequent car journeys
- Gift buyers seeking premium essentials
- Safety-conscious parents wanting secure installation
- Anyone seeking seamless car seat transitions
Technical Specifications
- Safety standard: ECE R129 (i-Size)
- Rotation: 360° mechanism (180° with Cloud T, 360° with Sirona T)
- Installation: ISOFIX with stability leg
- Compatibility: Cloud T i-Size and Sirona T i-Size only
- Indicators: Visual green/red safety confirmation system
- Release mechanism: User-friendly ISOFIX release buttons
- Stability leg: Telescopic with height adjustment
- Weight: Approximately 7-8kg
- Recline function: Enables in-car recline for Cloud T i-Size
- Origin: Designed and engineered in Germany
Why Choose the CYBEX Base T?
- Modular System Value: One base works with two car seats from birth to 4 years
- 360° Convenience: Revolutionary rotation eliminates awkward reaching and back strain
- Installation Confidence: Visual indicators guarantee correct, secure fitting every time
- German Engineering: Premium quality and rigorous safety testing
- Long-Term Investment: Use for 4 years across multiple car seats
- Enhanced Safety: Stability leg and ISOFIX provide superior crash protection
- Effortless Transitions: Move between Cloud T and Sirona T seamlessly
- Back-Saving Design: Rotate seat towards door for ergonomic loading
Care & Maintenance
- Wipe plastic surfaces with damp cloth
- Check ISOFIX connectors regularly for debris
- Inspect stability leg foot for wear
- Test visual indicators periodically
- Clean release buttons if sticky
- Never use harsh chemicals or solvents
- Store in vehicle or dry location
- Regular safety inspection of all components
- Keep instruction manual accessible
Understanding the T-Line Modular System
Your Journey from Birth to 4 Years:
Stage 1: Newborn to 24 Months (Cloud T i-Size)
- Install Base T once in your vehicle
- Use with Cloud T i-Size infant car seat
- Rotate 180° towards door for easy baby access
- Enjoy in-car recline function
- Click car seat on/off base effortlessly
- Use Cloud T as travel system with pushchair
Stage 2: 12-24 Months to 4 Years (Sirona T i-Size)
- Keep the same Base T in your vehicle
- Simply purchase Sirona T i-Size car seat
- Full 360° rotation for rear and forward-facing
- Extended rear-facing up to 105cm
- No need to reinstall or buy new base
- Continue enjoying rotation convenience
The Value Proposition: Traditional car seat progression requires:
- Infant car seat base (0-12 months)
- New base for convertible seat (1-4 years)
- Potential reinstallation challenges
The Base T System offers:
- One base for entire journey (0-4 years)
- Seamless transition between seats
- No reinstallation needed
- Superior value and sustainability
- Consistent rotation convenience throughout
Installation Confidence
Simple ISOFIX Installation:
Step 1: Position base on vehicle seat
- Place Base T on rear-facing vehicle seat
- Align ISOFIX connectors with anchor points
Step 2: Connect ISOFIX
- Push base firmly until both connectors click
- Check that green indicators appear on both sides
- If red showing, remove and repeat
Step 3: Extend stability leg
- Telescope stability leg down to vehicle floor
- Extend until green indicator shows
- Ensure firm contact with floor
Step 4: Attach car seat
- Place Cloud T or Sirona T on base
- Push down until audible click
- Verify secure attachment by pulling upward
Total installation time: Under 2 minutes
Why Rotation Matters Daily
Parents who've experienced rotating bases report they would "never go back" to fixed bases. Here's why:
- ✅ Prevents back injury from awkward twisting
- ✅ Faster loading means less time in car parks
- ✅ Easier in rain - quick in and out
- ✅ Better harness positioning - face baby while buckling
- ✅ Reduces baby protest - easier eye contact during loading
- ✅ Accessible in tight spaces - rotate away from obstacles
- ✅ Better for siblings - no leaning over car seats
- ✅ C-section recovery - minimal bending required
The rotation feature transforms a daily task into an effortless moment, saving your back and your sanity multiple times every single day.
Available as Part of Bundle
The Base T is often available in money-saving bundles:
- Cloud T + Base T Bundle - Complete infant system
- T-Line Complete Bundle - Cloud T, Sirona T, and Base T
- Check for seasonal offers and bundle savings
Purchasing as a bundle typically saves £30-50 compared to buying separately.
Experience effortless car seat convenience from birth to 4 years with the CYBEX Base T 360° Rotating ISOFIX Base - where German innovation meets daily practicality.
Compatible with Cloud T i-Size and Sirona T i-Size car seats (sold separately). i-Size approved. 360° rotation technology. Premium German engineering. Read more at cybex-online.com



