Tapo S505D Smart Dimmer Switch: Voice control with Siri, Alexa, and Google Assistant
For the homeowner tired of fumbling for light switches or forgetting to turn off lights, the TP-Link Tapo Matter Smart Dimmer Switch transforms your daily routine. It's not just about home automation; it's about creating a seamless, energy-efficient environment that adapts to your life. Set a schedule to dim the lights at bedtime, and you'll notice the gentle fade prevents that jarring bright-to-dark transition, making it easier to wind down.
With Matter certification, this dimmer switch integrates effortlessly into your existing smart home, whether you use Alexa, Siri, or Google Assistant. The app-guided install walks you through wiring, and the away mode randomly turns lights on and off to deter burglars, giving you peace of mind when you're out. Control brightness from 0-100% to set the perfect ambiance for any moment, all from your phone or with a simple voice command.
Features
- Matter-certified for cross-platform compatibility
- Full dimming control from 0% to 100%
- Custom schedules and timer settings
- Away mode for enhanced home security
- Easy guided installation via app
- Fade on/off for smooth transitions
- Single pole wiring with neutral wire required
- Voice control with Siri, Alexa, and Google Assistant
General specs
- Brand: Tapo
- Model: S505D
- Seller: Amazon
- ID: B0C2B8SP3W
- Gang: 1
- Features: Scheduling
- Material: Plastic
- Max Load: <num1>, <num2>
- Dimensions: 84.58, 45.21, 33.02
- Max Current: <num1>, <num2>
- Connectivity: Wi-Fi
- Neutral Wire: Required
- Power Source: Hardwired
- Input Voltage: <num_from>, <num_to>
- Control Method: App, Voice
- OS Compatibility: Android, iOS
- Wireless Frequency: 2.4 GHz
- Smart Home Ecosystem: Amazon Alexa, Apple HomeKit, Google Assistant, SmartThings
- Switch Configuration: Single Pole
- Light Type Compatibility: LED
- First listed by seller: 12/9/25
If you are interested in more details, you can find full information on the seller's page.
Shipping options
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
|
Tapo S505D White
|
TP-Link TS25 White
|
Tapo S515D KIT White Smart 3-way lighting control from two locations
|
Wi-Fi Smart Dimmer Light Switch, 3 Pack White
|
ELEGRP DTR10 White Sensitive touch panel for brightness adjustment
|
Tapo S515 White
|
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| Brand | Tapo | TP-Link | Tapo | Feit Electric | ELEGRP | Tapo |
| Model | S505D | TS25 | S515D KIT | DTR10 | S515 | |
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| Price | $14.56 | $44.99 | $44.99 | $59.76 | $22.99 | $19.99 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | December 9, 2025 | January 16, 2026 | January 21, 2026 | January 21, 2026 | January 21, 2026 | January 21, 2026 |
| Gang | 1 | 1 | 2 | 1 | 1 | |
| Features | Scheduling | Scheduling | Energy Monitoring, Scene Control, Scheduling | Scheduling | Energy Monitoring, Scene Control, Scheduling | |
| Material | Plastic | Plastic | Plastic | Metal | Plastic | ABS |
| Max Load | <num1>, <num2> | 500 | 1800 | |||
| Dimensions | 84.58, 45.21, 33.02 | 84.58, 44.96, 4.5 | 84.58, 44.70, 8.38 | 73.66, 38.1, 106.68 | 3.34645, 2.3622, 5.15747 | 84.58, 6.10, 6.10 |
| Max Current | <num1>, <num2> | 4.17 | 3.75 | 15 | ||
| Connectivity | Wi-Fi | Wi-Fi, Matter | Matter, Wi-Fi | Wi-Fi | Wi-Fi | Matter, Wi-Fi |
| Neutral Wire | Required | Required | Required | Required | Required | |
| Power Source | Hardwired | Hardwired | Hardwired | Hardwired | AC | Hardwired |
| Input Voltage | <num_from>, <num_to> | 120 | 120 | 120, 277 | ||
| Control Method | App, Voice | App, Voice | App, Voice | App | App, Voice | |
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS | |
| Wireless Frequency | 2.4 GHz | 2.4 GHz | 2.4 GHz | 2.4 GHz | ||
| Smart Home Ecosystem | Amazon Alexa, Apple HomeKit, Google Assistant, SmartThings | Amazon Alexa, Apple HomeKit, Google Assistant, Siri, SmartThings | Amazon Alexa, Apple HomeKit, Google Assistant, SmartThings | Amazon Alexa, Google Assistant | Amazon Alexa, Apple HomeKit, Google Assistant, SmartThings | |
| Switch Configuration | Single Pole | Single Pole | 2-Way | Single Pole | Single Pole | |
| Light Type Compatibility | LED | LED | LED | LED | LED | |