# Leviton Decora Smart D315S

*Leviton / D315S, D315S-1BW*

> The Leviton Decora Smart D315S is a Wi-Fi light switch that is Matter-ready out of the box and needs a neutral wire. It suits HomeKit, Google Home, Alexa, SmartThings and Home Assistant users, with native support through Matter over Wi-Fi.

- Canonical page: https://smarthomecanon.com/devices/leviton-d315s
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Leviton](https://smarthomecanon.com/brands/leviton) |
| Category | Switch |
| Model numbers | D315S, D315S-1BW |
| Status | Current[^1][^2] |
| Type | Switch[^1] |
| Radio | Wi-Fi[^1] |
| Generation | withheld |
| Neutral wire | Required[^1] |
| Matter | withheld |
| HomeKit | HomeKit[^1] |
| Max load | 15 A general use, 3 A LED/CFL, 1/3 HP[^1] |
| Released | unknown |

## Integration paths

**How the Leviton Decora Smart D315S connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Matter / Wi-Fi](https://smarthomecanon.com/protocols/matter-wifi) | withheld | Yes[^3] | unknown |
| [Wi-Fi cloud](https://smarthomecanon.com/protocols/wifi-cloud) | 2.4 GHz Wi-Fi network, My Leviton app[^1] | unknown | unknown |

**Platform support for the Leviton Decora Smart D315S**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Matter / Wi-Fi | [HomeKit](https://smarthomecanon.com/platforms/homekit) | Native[^1] |  |
| Matter / Wi-Fi | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^1] |  |
| Matter / Wi-Fi | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^1] |  |
| Matter / Wi-Fi | [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) | Native[^1] |  |
| Matter / Wi-Fi | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld |  |
| Matter / Wi-Fi | [Homey](https://smarthomecanon.com/platforms/homey) | withheld |  |
| Wi-Fi cloud | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^1] |  |
| Wi-Fi cloud | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^1] |  |

## Related pages

- [Leviton Decora Smart](https://smarthomecanon.com/lines/leviton-decora-smart) (line)
- [Leviton](https://smarthomecanon.com/brands/leviton) (brand)
- [Matter over Wi-Fi](https://smarthomecanon.com/protocols/matter-wifi) (protocol)
- [Wi-Fi through a cloud service](https://smarthomecanon.com/protocols/wifi-cloud) (protocol)
- [HomeKit](https://smarthomecanon.com/platforms/homekit) (platform)
- [Google Home](https://smarthomecanon.com/platforms/google-home) (platform)
- [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) (platform)
- [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) (platform)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: Decora Smart Wi-Fi Switch, Neutral Wire Required (D315S-1BW) - Leviton. https://leviton.com/products/d315s-1bw (manufacturer, checked 2026-10-20)
[^2]: Smart Switches - Leviton. https://leviton.com/products/residential/smart-lighting/smart-switches (manufacturer, checked 2026-10-16)
[^3]: Matter and Decora Smart Wi-Fi 2nd Gen - Leviton. https://leviton.com/products/residential/smart-lighting/matter (manufacturer, checked 2026-10-20)