Signify LTG003

Philips Hue White Ambiance GU5.3/MR16 5.1W

Device type

Light

Max power

4.55 W

Standby power

0.27 W

View discovery and setup instructions for this profile.

Powercalc can discover this model automatically (by entity). Look for a discovery prompt in Home Assistant and accept it to create the sensors. About discovery

Through the interface (recommended)

Start the Powercalc config flow, choose Virtual power (library), and pick Signify → LTG003.

Open in Home Assistant

Add this to your configuration.yaml, replacing light.my_light with your own entity.

powercalc:
  sensors:
    - entity_id: light.my_light
      manufacturer: signify
      model: LTG003

Library sensor documentation

Community usage

5 opted-in installations

0.09% of 5,314 reporting installationsOpt in to analytics

Device

Manufacturer: Signify
Color modes: Color temperature
Aliases: 8719514491342
Socket: GU5.3
Form factor: Spot
Connectivity: Zigbee
Barcode: 8719514491342

Power

Power range: 0.27 – 4.55 W
Rated power: 5.1 W claimed
Light output: 400 lm · 88 lm/W

Measurement

Calculation strategy: LUT
Measure device: Riden RD6012P
Measure method: Script
Measure description: Measured with utils/measure script; 12V DC
LUT curve quality: 98.8 · Excellent
Curve smoothness on a 0–100 scale. This is not an accuracy percentage.
How this score works
Voltage range: 12 V
Mains voltage: 100 V
Measurements updated: Aug 26, 2026, 9:44 PM UTC
Measure settings: SAMPLE_COUNT: 1SLEEP_TIME: 2VERSION: v0.4.1:cli

Library

Created: Aug 26, 2026, 7:58 PM UTC
Updated: Sep 13, 2026, 9:41 AM UTC
Contributors: ZleekWolf
Discovery: Automatic, by entity

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Signify LTG003

Philips Hue White Ambiance GU5.3/MR16 5.1W

Set up manually instead

Through the interface (recommended)

Or configure with YAML

Device

Power

Measurement

Library

Device

Power

Measurement

Library

Philips Hue White Ambiance GU5.3/MR16 5.1W

Set up manually instead

Through the interface .css-bxmwoh{margin:0;font-family:"Roboto","Helvetica","Arial",sans-serif;font-weight:400;font-size:0.875rem;line-height:1.43;letter-spacing:0.01071em;}(recommended)

Or configure with YAML

Or configure with YAML

Device

Power

Measurement

Library

Device

Power

Measurement

Library

Through the interface (recommended)