Kasa Smart KS220 HomeKit Smart Dimmer Switch, Single-Pole

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Product guide

Kasa Smart KS220 HomeKit Smart Dimmer Switch, Single-Pole

Kasa Smart KS220 is a Wi-Fi smart dimmer switch for single-pole lighting circuits, with Apple HomeKit, Alexa, and Google Assistant control listed. It can also schedule or fade lighting, but installation requires a neutral wire and 2.4 GHz Wi-Fi.

At a glance

Works with Apple HomeKit and supports voice control through Siri, Alexa, or Google Assistant.
Kasa or Tapo app instructions guide installation, and the switch offers schedules, countdown timers, and away-mode switching.
A gentle-off feature fades lights rather than switching them off abruptly.
The listing specifies single-pole use only, not 3-way or multi-location setups.

Price

$16.99Save 29%

Reference price: ~~$23.99~~

Price checked: Nov 12, 2026

View offer Ahead of Black FridayExplore the selection

Often bought together

Kasa Smart 3-Way Dimmer Switch Kit, KS230 KIT v2, Need Neutral Wire | 2.4GHz Wi-Fi, Dimmable Light Switch Works with Alexa, Google Home & SmartThings, ETL Certified, No Hub REquired, White

$33.99

Kasa Smart Light Switch, Single Pole, Need Neutral Wire, HS200P3 | 2.4GHz Wi-Fi, Works with Alexa & Google Home, UL Certified, No Hub Required, White, 3-Pack

$32.99

Pros and cons

Pros

HomeKit support is paired with listed Alexa and Google Assistant compatibility, offering options across common smart-home ecosystems.
Scheduling, countdowns, away mode, and gradual fade-off provide practical lighting controls beyond basic on and off.

Cons

Use is limited to single-pole circuits, so it is not a fit for 3-way or multi-location switching.

Technical specifications

24 specifications

Identity
Brand	Kasa Smart
Model	KS220

Connectivity and controls
Wireless connection listed	Wi-Fi
Control methods listed	Touch
Compatible platforms listed	Apple HomeKit, Amazon Alexa, Google Assistant

Electrical and circuit details
Operation mode	ON-OFF
Current rating	2.5 A
Wattage	275 watts
Circuit type	1-way
Mounting type	Pole

Dimensions and installation
Dimensions	5.06 x 3.33 x 1.77 inches
Connector type	Screw
Terminal	Through Hole
Actuator type	Push Button

Materials and protection
Material	Polycarbonate
Contact material	Copper
International protection rating	IP20
Specification met	UL

Other listed details
Contact type	Normally Closed
Number of positions	1
Lower temperature rating	32 °F
Upper temperature rating	104 °F
Color	White, Dimmer Switch
Warranty description	2 years

What to know before buying

Listing details to confirm

Installation requires a neutral wire and 2.4 GHz Wi-Fi. For Apple HomeKit remote control, the listing says a networked Apple device such as a HomePod or Apple TV must be present at home. Consult an electrician if unfamiliar with wiring. The listing is inconsistent about dimming versus ON-OFF operation and says Touch control while also describing a push-button actuator. Confirm load and control details for the intended installation before buying.

What’s in the box

Included

1 Wi-Fi light switch
1 wall plate
4 wire nuts and labels
1 quick start guide

Who is it for?

A good fit for

Homeowners replacing a single-pole wall switch who have a neutral wire and want app or voice control.
Apple Home users who want to schedule lights or set them to fade off.

Less suited to

3-way or multi-location circuits.
Installations without a neutral wire or 2.4 GHz Wi-Fi.

Kasa Smart KS220 HomeKit Smart Dimmer Switch, Single-Pole · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 1,099 ratings

5 stars74%74%
4 stars11%11%
3 stars3%3%
2 stars4%4%
1 star8%8%

Customer feedback reports straightforward installation and appreciation for HomeKit compatibility, alongside intermittent connectivity concerns. Experiences with dimming are mixed, including a report of settings below 45% not responding. Customers also disagree about appearance, durability, and value, with some reports of units failing after nine months and lights in other rooms flickering. These concerns matter for buyers relying on stable low-level dimming or long-term use. The product listing claims Wi-Fi connectivity and dimming features, but those claims do not establish how an individual installation will perform.

Positive themes

Customers describe installation as straightforward and appreciate HomeKit compatibility.

Negative themes

Some customers report intermittent connectivity, low-brightness dimming issues, units failing after nine months, and flickering in other rooms.

Mixed feedback

Customer opinions differ on dimmer performance, appearance, durability, and value.

Frequently asked questions

Does the KS220 work with a 3-way switch setup?

No. The listing specifies single-pole use and says it is not compatible with 3-way or multi-location configurations.

What wiring and Wi-Fi does installation require?

The listing says installation requires a neutral wire and 2.4 GHz Wi-Fi. It recommends consulting an electrician if you are unfamiliar with electrical wiring.

Can it be controlled remotely through Apple HomeKit?

The listing says HomeKit remote control requires an additional networked Apple device at home, such as a HomePod or Apple TV.

Can the KS220 dim lights?

The product is titled and described as a dimmer, and the listing mentions brightness control, but its technical details also say operation mode ON-OFF. Confirm this detail for your intended bulbs and installation.