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  1. Sensors
  2. IKEA TRADFRI Motion Sensor
IKEA TRADFRI Motion Sensor
IKEA

IKEA TRADFRI Motion Sensor

Model: E1745

$8 – $15

Budget Zigbee motion sensor with IP44 rating for bathroom use, controls up to 10 IKEA smart lights.

AlexaGoogle HomeHomeKitSmartThings
2017batteryRequires Hub
SpecsReview
CompatibilitySpecsFeaturesPros & ConsBuyDetailsRelated
CompatibilitySpecsFeaturesPros & ConsBuyDetailsRelated

The IKEA TRADFRI Motion Sensor by IKEA is compatible with Apple HomeKit, Amazon Alexa, Google Home, Samsung SmartThings, and Home Assistant. It connects via Zigbee. Street price ranges from $8 to $15. Explore detailed specifications, platform compatibility, and feature comparisons below.

Compatibility

Platform Compatibility

Alexa
Google Home
HomeKit
SmartThings
Matter
Home Assistant
IFTTT
Requires a hub (sold separately)

Connectivity

WiFi
Zigbee
Z-Wave
Thread
Bluetooth
Bluetooth LE
Infrared

Specifications

Physical

Power Source
battery
Battery Type
2x CR2032
Battery Life
2 years
Operating Temp
32°C to 104°C
IP Rating
IP44
Indoor/Outdoor
indoor

Sensors Specs

Pir Sensor
Yes
Sensor Type
motion
Output Power
3 dBm
Auto Off Delay
180
Day Night Mode
Yes
Detection Angle
120
Detection Range (m)
5
Max Light Sources
10
Brightness Levels
30, 100
Light Source Range
10
Operating Frequency
2405-2480MHz

Certifications & Warranty

Warranty
24 months
Certifications
CE, FCC, IC, Zigbee 3.0

Features

Energy Monitoring
Scheduling
Voice Control
Timer
Away Mode
Physical Button
LED Indicator
LED Customizable
OTA Updates
Local API
Compact Design

Pros & Cons

Pros

  • Extremely affordable at under $10
  • IP44 rated for bathroom use
  • Controls up to 10 light sources
  • Day/night mode built-in
  • 2-year battery life
  • Zigbee 3.0 compatible
  • Works with Home Assistant

Cons

  • Only works with IKEA lights natively
  • Requires IKEA hub for smart features
  • Fixed 3-minute auto-off delay
  • Limited brightness options (30% or 100%)

Best For

IKEA smart lighting usersBathroom automationBudget-conscious smart homesSimple motion-activated lighting

Setup Difficulty

Easy

Where to Buy

$8 – $15

Buy on AmazonManufacturer

Product Details

The IKEA TRÅDFRI Motion Sensor is an affordable Zigbee-based motion detector designed for the IKEA smart lighting ecosystem. With IP44 water resistance rating, it's approved for bathroom use and damp locations.

Features a 120° detection angle with 5-meter (16 ft) range for motion detection and up to 10-meter range to communicate with light sources. Control up to 10 IKEA smart light sources simultaneously, with brightness settings of either 30% or 100%.

Includes day/night mode - set it to only trigger during dark hours. Connected lights automatically turn off after 3 minutes of no motion. Powered by two CR2032 batteries lasting approximately 2 years with regular use.

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