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Published: 18 April 2025
Overview
The Brennenstuhl Connect Smart Bulb SB 400 E14 offers a compact and capable smart lighting solution for UK homes using E14 fittings. With adjustable white tones, full RGB colour, and voice assistant support, it’s a feature-rich choice for bedside lamps, chandeliers, and accent lighting.
It connects directly via Wi-Fi with no hub required, and integrates smoothly with both Alexa and Google Assistant for easy voice control and automation. A great balance of functionality, energy efficiency, and style in a smaller screw size format.
Key Features
- ✅ E14 base – perfect for bedside or decorative lamps
- ✅ RGB + tunable white (2700K–6500K)
- ✅ Works with Amazon Alexa & Google Assistant
- ✅ Dimmable via app or voice
- ✅ Wi-Fi connectivity – no hub required
- ✅ App-based control, scheduling, and grouping
This bulb is a smart upgrade for smaller fixtures and spaces where traditional smart bulbs don’t fit.
Performance in Real-World Use
The SB 400 pairs easily through the Brennenstuhl Connect app and responds reliably to both voice commands and automation routines. Colour accuracy is impressive, and the tunable white range allows users to set warm ambient tones or cooler daylight when needed.
Dimming and scheduling work as expected, and the app allows grouping with other smart devices for coordinated lighting effects. For Alexa and Google smart homes, it fits in seamlessly with existing ecosystems.
Use Cases in UK Homes
- 🛏️ Bedrooms: Set dimmed lighting for relaxing bedtime routines.
- 🕯️ Decorative Fixtures: Use colour modes to match seasons, moods, or holidays.
- 🎤 Voice Assistants: Turn lights on/off or change colours hands-free with Alexa or Google.
- 🌍 Remote Access: Control lighting from anywhere via the app.
How It Compares
- 💡 vs. Amazon Basics: Offers RGB & white control vs. white-only with Basics.
- 📶 vs. Hue E14: Similar features without the hub requirement or high price.
- 🛠️ vs. Refoss E14: Slightly better app UI and colour control with Brennenstuhl.
In the compact bulb space, this model strikes an ideal mix of price, flexibility, and full-colour performance.
Pros
- Full RGB + tunable white
- No hub required
- Compact E14 base for small fixtures
- Works with Alexa & Google
- Reliable app scheduling and scenes
Cons
- No HomeKit or SmartThings support
- Limited third-party ecosystem compatibility
- Requires 2.4GHz Wi-Fi only
Final Verdict
The Brennenstuhl Connect Smart Bulb SB 400 E14 is a top-tier E14 smart bulb for UK homes in 2025. It’s compact, colourful, and responsive—making it an easy upgrade for any Alexa or Google-based smart home looking to expand to smaller fixtures.
Its no-hub setup, full-colour support, and automation-ready features make it one of the best-value E14 smart bulbs currently available.
★★★★☆ (4.5/5)