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Dimmable 12V

Crompton MR16 GU5.3 12V 20W Dichroic Halogen Light Bulb 36°

Crompton  |  SKU: 24589
Regular price $10.10
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Light Bulb Fittings

The light bulb fitting is the part of the bulb that connects it to the socket of a light fixture.

Check fitting guide

Colour Temperature

Colour temperature is measured in Kelvin (K) – the lower the number, the warmer the white light appears, while a higher Kelvin will appear cooler. Colour temperature generally ranges from 2700-3300K (warm) to 3300-5300 (cool) – and 6500K is daylight.

Check details of colour temperature

Equivalent Wattages Between Different Light Bulbs

As long as the technology developed, a LED light bulb can only use 8 watt power but light up similar brightness when a incandescent light bulb uses 60 watt power. There is equivalent wattage between different light bulbs. To stop making confuse, you need to know what wattage equivalent to each other. See the table attached as below.

Check table chart

36° Warm White Beam

275-lumen output at 3000K from a 12V 20W xenon halogen lamp.

Glass-Covered Dichroic

MR16 reflector with UV Stop and a strengthened filament.

⚠️ Important: This is a 12V low voltage bulb and requires a compatible 12V transformer or power supply. It will not work with standard 240V mains voltage.

This Crompton MR16 xenon halogen lamp produces 275 lumens of 3000K warm white light through a 36° beam. It combines a dichroic reflector, UV Stop quartz capsule, strengthened filament and glass-covered face.

The lamp draws 20W and uses a GU5.3 bi-pin base. Match the fitting and 12V supply to its 51mm diameter, 45mm length and actual 20W load. Follow the fitting manufacturer's rear-clearance and ventilation requirements, and switch off the power and let the lamp cool fully before handling.

 

Key Features

  • MR16 lamp with a xenon and halogen gas mixture.
  • Dichroic reflector and glass-covered face.
  • UV Stop quartz capsule.
  • Strengthened filament.
  • 36° beam with 275-lumen output.
  • 3000K warm white light.
  • 12V operation and actual 20W power consumption.
  • Dimmable with compatible controls and a dimmable 12V supply.
  • 2,000-hour rated average life.

 

Specifications

  • Brand: Crompton
  • Technology: Xenon halogen
  • Shape: MR16
  • Base: GU5.3
  • Voltage: 12V
  • Wattage: 20W
  • Colour temperature: 3000K Warm White
  • Light output: 275lm
  • Beam angle: 36°
  • Reflector: Dichroic
  • Face: Glass covered
  • UV protection: UV Stop
  • Rated average life: 2,000 hours
  • Dimmable: Yes
  • Operating position: Universal
  • Diameter: 51mm
  • Length: 45mm

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Frequently Asked Questions

Can this 20W MR16 lamp be dimmed?

Yes. Use a compatible halogen dimmer and a dimmable 12V transformer or power supply. A single lamp draws 20W; check the minimum and maximum load ratings of both the supply and dimmer, especially for a single lamp.

Can this GU5.3 lamp connect directly to 240V mains?

No. Use a compatible 12V supply and a GU5.3 fitting rated for a 20W halogen lamp. Allow room for its 51mm diameter and 45mm length, and follow the fitting manufacturer's rear-clearance and ventilation requirements.

Is this a xenon headlight or an LED bulb?

Neither. This is an MR16 halogen reflector lamp with a xenon and halogen gas mixture. It has a glass-covered dichroic reflector, UV Stop and a 36° beam, producing 275 lumens of 3000K light.

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W
Wendy Green

Item was despatched and arrived promptly. It was well packaged and arrived without damage. Great service!