Introduction
This user manual provides detailed instructions for the installation, operation, and maintenance of your TP-Link Kasa Smart WiFi Power Strip (Model KP303). This device allows you to control connected electronics from anywhere using your smartphone, offering three individually manageable smart outlets and two always-on USB ports. It also features ETL certified surge protection to safeguard your sensitive electronics.
Safety Information
Please read and follow all safety instructions below to prevent damage to the device or injury to yourself.
- Do not expose the device to moisture or extreme temperatures.
- Do not attempt to disassemble, repair, or modify the device.
- Ensure the power strip is plugged into a grounded outlet.
- Do not exceed the maximum load rating of the power strip. Refer to the specifications section for details.
- Keep out of reach of children.
- Unplug the power strip during lightning storms or when unused for long periods.
Package Contents
Verify that your package contains the following items:
- Smart Wi-Fi Power Strip - KP303
- Quick Installation Guide
Product Overview
The TP-Link Kasa Smart WiFi Power Strip (KP303) is designed for convenient power management of multiple devices. It features three smart AC outlets that can be controlled independently and two USB-A ports for charging mobile devices.

This image displays the TP-Link Kasa Smart WiFi Power Strip (KP303) in white, featuring three smart AC outlets and two USB charging ports. The power strip is shown alongside its product packaging, which highlights key features such as Wi-Fi connectivity and surge protection.
Components:
- Smart Outlets (x3): Individually controllable AC outlets.
- USB Ports (x2): Always-on USB-A ports for charging.
- Power Button: Controls the entire power strip.
- Status LEDs: Indicate power and Wi-Fi status.
Setup
Follow these steps to set up your Kasa Smart WiFi Power Strip:
- Download the Kasa Smart App: Search for 'Kasa Smart' in the Apple App Store or Google Play Store and download the app.
- Create a Kasa Account: Open the Kasa Smart app and follow the on-screen instructions to create an account.
- Plug In the Power Strip: Plug your KP303 power strip into a wall outlet. The Wi-Fi LED should begin blinking orange and green, indicating it's ready for setup.
- Add Device in App: In the Kasa Smart app, tap the '+' icon in the top right corner, then select 'Device' > 'Smart Plugs' > 'Smart Power Strip'.
- Follow In-App Instructions: The app will guide you through connecting the power strip to your home Wi-Fi network. Ensure your phone is connected to a 2.4 GHz Wi-Fi network during setup.
- Name Your Device: Once connected, you can name your power strip and its individual outlets for easy identification and control.
Operating Instructions
Controlling Outlets:
- Individual Control: Open the Kasa Smart app, select your KP303 power strip, and tap on each outlet to turn it on or off independently.
- USB Ports: The two USB ports are always on and provide power for charging devices. They cannot be controlled via the app.
Scheduling and Timers:
- Schedules: In the Kasa app, select an outlet, then tap 'Schedule' to set specific times for the outlet to turn on or off automatically.
- Timers: Use the 'Timer' function to set a countdown for an outlet to turn off after a specified duration.
Voice Control:
The Kasa Smart WiFi Power Strip is compatible with Amazon Alexa and Google Assistant. To enable voice control:
- Link your Kasa account to your Alexa or Google Home app.
- Discover devices.
- You can then use voice commands like: "Alexa, turn on Outlet 1" or "Hey Google, turn off the living room power strip."
Surge Protection:
The KP303 is equipped with ETL certified surge protection to shield connected electronics from sudden power surges and spikes. This feature operates automatically to protect your devices.
Maintenance
To ensure optimal performance and longevity of your power strip:
- Clean the device with a soft, dry cloth. Do not use liquid cleaners or aerosols.
- Avoid placing the power strip in areas with high humidity or direct sunlight.
- Do not block ventilation openings.
Troubleshooting
Device Not Connecting to Wi-Fi:
- Ensure your Wi-Fi network is 2.4 GHz. Kasa devices do not support 5 GHz networks.
- Move the power strip closer to your Wi-Fi router.
- Check your Wi-Fi password.
- Try restarting your router and the power strip.
Outlets Not Responding:
- Verify the power strip is plugged in and receiving power.
- Check your internet connection.
- Ensure the Kasa app is updated to the latest version.
- If an outlet is overloaded, the surge protection may have tripped. Unplug the device and reset the power strip by unplugging and re-plugging it.
Voice Control Not Working:
- Confirm that your Kasa account is correctly linked in the Alexa or Google Home app.
- Ensure the device names in Kasa match what you are saying to your voice assistant.
- Try re-discovering devices in your voice assistant app.
Specifications
| Feature | Detail |
|---|---|
| Model Number | KP303 |
| Wireless Type | 802.11n (2.4 GHz Wi-Fi only) |
| Total Power Outlets | 3 Smart AC Outlets |
| USB Ports | 2 USB-A Ports (Always-on) |
| Voltage | 240 Volts |
| Item Weight | 1.28 pounds |
| Product Dimensions | 10.24 x 2.5 x 1.52 inches |
| Special Feature | Surge Protection, USB Slot |
| Color | White |
| Manufacturer | TP-Link |
Warranty and Support
For warranty information and technical support, please refer to the official TP-Link website or contact their customer service. The Quick Installation Guide included in your package may also contain specific warranty details for your region.
You can typically find support resources, FAQs, and contact information by visiting the TP-Link support page and searching for your product model (KP303).





