Best Gu4 Halogen 20w 2026

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Last Updated - 27.03.2026

Best Choice

01

Simusi

Simusi GU4 Halogen Bulbs, MR11 12V 20W Pack of 12, MR11 20W Ceiling Light Bulbs, 2 Pin Dimmable, Halogen Spot Reflector Bulbs 2700K Warm White

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【GU4 Dimmable】: The spotlight bulb is dimmable with your motion switch and delivers clear, high-quality warm light. No need to warm up as the spotlight bulb lights up immediately and you can adjust the light output.
MR11 halogen bulbs: MR11 12V 20W halogen bulbs, full brightness with warm white 2700K, create a cosy and relaxing atmosphere and give your dining room or living room a warm and inviting atmosphere.
Long service life: the life of the MR11 halogen ceiling light is longer than that of 90% of bulbs available on the market. Work up to 2500 hours. Consume up to 28 percent less energy than traditional bulbs, saving you time and energy.
24° beam angle: 24 degree halogen spotlights cover more space and create a pleasant light that is suitable for most home applications or ambient lighting in commercial applications. CRI of GU4 halogen bulbs is over 99.
12 V MR11 halogen bulb: Volt: 12 V, size: 34 x 36 mm, the diameter of the MR11 lamp hole is 4 mm. The MR11 is much smaller than the MR16 (45 x 50 mm), please check the size of your lamp to see if this MR11 bulb fits carefully before purchasing.

15,99 €
02

Vinaco

Vinaco GU4 20 W, 6 Pack High Power 250 LM MR11 GU4 Halogen Long Lasting MR11 12 V 20 W Dimmable with Glass Cover, Halogen Warm White 2800K Fibre Optic Light Bulb, 12 V 20 Watt

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9.7

Exceptional

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Main highlights

Long service life: high-quality halogen Gu4 20 W works safely at low voltage 12 volts, the service life of this MR11 GU4 bulb is over 3000 hours, it can be switched on and off about 8000 times, saving you the cost of frequent replacement of the bulb. No lead or mercury, no UV or IR radiation, gu4 12v 20w is safe for you and your family.
High performance and CRI 100: set of 6 GU4 bulbs, high power 250 lumens, 2800 K warm white light with CRI100, this GU4 MR11 halogen lamp emits sunlight-like quality for true colour reproduction, creating a cosy and warming atmosphere for your home or garden.
5. Your satisfaction is our priority: If you have problems with the 12V MR11 dimmable, you can contact us at any time. Our professional after-sales team will put things in order within 24 hours. Buy confidence with this mr11 haogen 20w!
4, 【Durable & Standard Size】: Halogen 12V 20W MR11 GU4, glass body. and with glass cover. Diameter: 1.33 inches (34 mm), length: 1.38 inches (35 mm), shape: MR11 reflector FTD, base: gu4/gz4 base (4 mm or 0.16 inches between 2 pins). Low 12 volt lighting product, safe working voltage for humans and generates less heat than conventional bulbs, low power consumption.
3, 【GU4 MR11 Dimmable 100%-10%】: Completely smooth dimming from 10%-100%, you can adjust the brightness according to your needs. Each mr11 12v 20w provides a 36° beam angle for precise lighting, make it a real headlight to shine a light anywhere you want to attract attention, our gz4 mr11 is the perfect replacement for some recessed lights, track lamps, landscape lamps

13,86 €
Value for Money

03

Caldarax

Caldarax Pack of 8 MR11 GU4 Halogen Bulbs Reflector Light Bulbs 20 W 12 V, Warm White 2700 K, Dimmable Halogen Spot Spotlight, 250 lm, 30° Beam Angle, 35 mm x 35 mm

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21% Off
9.6

Exceptional

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Main highlights

【Application】Perfect for living room, bedroom, kitchen, hallway, shop, school, landscape, exhibition, home, hotel, museum, restaurant, cafe, retail
Service: If there is a quality problem within 1 year, the product will be refunded and replaced. If you have a quality problem, please feel free to contact us to solve it.
MR11 12 V halogen spotlight: diameter 35 x 35 mm. Pack of 8 halogen reflector bulbs. GU4 bipin socket, standard MR11 shape, 250 lumens, input voltage 12V. Please check the voltage and size match before purchase as the MR11 lamp (35mm) is not as large as MR16 lamp (50mm).
Long service life: High-quality material, high brightness and low power consumption ensure an average of 2000 hours, reducing the problems of frequent lamp replacement, long service life and very durable.
Focus lighting: This 20 W GU4 headlight bulb has a beam angle of 30 degrees, which gives you a great headlight effect. The warm white light temperature of 2700 K provides a relaxed feeling and creates a warm atmosphere.
Dimmable: The halogen lamp MR11 is dimmable. From 100% to 0% continuous and without jerking or flickering. Instant start without delay. CRI> 80, no UV radiation, protect your eyes better.

10,99 € 13,99 €(21% Off off)
04

EASYIVY

EASYIVY MR11 Halogen Bulbs 12V 20W Dimmable, GU4 Halogen Spot Light Bulb with Glass Cover Warm White 2700K, 35mm Diameter Reflector Spotlight MR11 for Recessed Lights, Landscape Lighting, Pack of 6

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15% Off
9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wide application: MR11 GU4 spot bulbs are suitable for downlights, spotlights, track lights, landscape lights, ceiling lights, recessed lights, accent lights. Widely used in office, exhibition, home, hotels, museums, restaurants, retail stores, etc.
Soft light: MR11 GU4 reflector bulb with front glass cover, 2700 K warm white light, soothing glow light and 36 degree beam angle, creates a warm and cosy atmosphere in any room.
Low voltage 12 V: 20 W MR11 GU4 halogen bulb is AC/DC 12 V, not for 220 V-240 V. Low 12 volt lighting product, safe working voltage for humans and generating less heat than conventional bulbs.
Easy to install: this MR11 halogen reflector bulb with GU4 bi-pin base (4 mm between 2 pins). Diameter: 35 mm, length: 35 mm. Simply install the bulb directly into a GU4 socket lighting accessories. Note: This lamp is designed for the small MR11 GU4 (35mm) lamp holder, not for the larger MR16 GU.3 (50mm) lamp holder. Please make sure the bulb fits your lamp before purchasing.
Dimmable: the GU4 reflector lamp warm white is dimmable, you can adjust the brightness with the dimmer switch to meet different lighting needs. No flicker, no humming, effectively prevents eye fatigue.

6,79 € 7,99 €(15% Off off)
05

EASYIVY

EASYIVY MR11 Halogen Bulbs 12V 20W Dimmable, GU4 Halogen Spot Light Bulb with Glass Cover Warm White 2700K, 35mm Diameter Reflector Spotlight MR11 for Recessed Lights, Landscape Lighting, Pack of 6

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wide application: MR11 GU4 spot bulbs are suitable for downlights, spotlights, track lights, landscape lights, ceiling lights, recessed lights, accent lights. Widely used in office, exhibition, home, hotels, museums, restaurants, retail stores, etc.
Soft light: MR11 GU4 reflector bulb with front glass cover, 2700 K warm white light, soothing glow light and 36 degree beam angle, creates a warm and cosy atmosphere in any room.
Low voltage 12 V: 20 W MR11 GU4 halogen bulb is AC/DC 12 V, not for 220 V-240 V. Low 12 volt lighting product, safe working voltage for humans and generating less heat than conventional bulbs.
Easy to install: this MR11 halogen reflector bulb with GU4 bi-pin base (4 mm between 2 pins). Diameter: 35 mm, length: 35 mm. Simply install the bulb directly into a GU4 socket lighting accessories. Note: This lamp is designed for the small MR11 GU4 (35mm) lamp holder, not for the larger MR16 GU.3 (50mm) lamp holder. Please make sure the bulb fits your lamp before purchasing.
Dimmable: the GU4 reflector lamp warm white is dimmable, you can adjust the brightness with the dimmer switch to meet different lighting needs. No flicker, no humming, effectively prevents eye fatigue.

7,59 €
06

SCNNC

SCNNC MR11 GU4 Halogen Bulbs 12 V 20 W Dimmable, 35 mm Halogen Spot GU4 Reflector Spotlight MR11 Warm White 2700 K, Pack of 6

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15% Off
9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【Please feel free to contact us】If you have any questions or suggestions after receiving the product, please feel free to contact us. We will replace or refund you after confirming the situation.
Φ35 x 35 mm: 4 mm between 2 pins, lamp size 35 x 35 mm, please make sure that the lamp fits your lamp before purchasing.
Easy to install: 2000 hours service life, standard GU4 base, easy to install without tools, do not touch immediately after turning off the bulb to avoid burns.
Dimmable: warm white 2700 K, 100% dimmable, immediately on without delay, create a warm and pleasant lighting environment.
Application: MR11 GU4 halogen lamps very suitable for living room, bedroom, kitchen, hallway, hotel, restaurant, cafe, etc.
12 V: the voltage is 12 V, please turn off the power supply before installation, make sure that the input voltage is 12 V and not 220 V, otherwise the bulb will be damaged.

9,34 € 10,99 €(15% Off off)
07

Morotty

Morotty Pack of 8 MR11 GU4/G4 12 V GU4 Dimmable 20 W 35 mm Bulbs 20 W 12 V 200 LM MR11 G4 Warm White 2800 K for Landscape Lighting

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15% Off
9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Dimmable: MR11 GU4/G4 is dimmable, you can adjust the brightness to different lighting needs with a dimmer switch, no flicker or flicker. Instant start, no delay. CRI>90, no UV radiation, better protection for your eyes.
5. Good tips: This product is plug and play, easy to install and suitable for any MR11 lamp holder. If you have any questions, please feel free to contact us.
4. Application: MR11 GU4 spotlight bulbs are suitable for recessed lights, rail lighting, accent lighting, landscape lighting, landscape lights. Widely used in offices, exhibitions, apartments, hotels, museums, restaurants, shops, etc.
3,2000 hours lifespan: This lamp is made of high-quality materials, high brightness and low power consumption ensure an average use of 2000 hours, which reduces the problem of frequent lamp changes.
1.MR11 GU4/G4 Bulb:35x35mm GU4 Plug (4mm between 2 pins) Standard form MR11, 20W, 38 degree beam angle, 200 lm, input voltage 12V. Suitable for any MR11 socket (not suitable for MR16)

9,34 € 10,99 €(15% Off off)
08

HIKLINK

Pack of 8 MR11 GU4 Halogen 12V 20W Halogen Spotlights, MR11 Bulbs Dimmable 2700K Warm White 240LM Long Life GU4 Halogen for Landscape Lighting, Rail Lighting, Recessed Lighting

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【MR11/GU4 12V 20W Halogen】MR11 Halogen Bulbs (Ø34.4×34.1mm) with GU4 Bipin Base, 20W, 240 Lumens, 12V. Please compare voltage and size before purchase - MR11 (34.4mm) is smaller than MR16 (50mm)
Widely used: this 20 W MR16 GU5.3 headlight bulb has a beam angle of 35°, which gives you a great headlight effect. Ideal for use in recessed or rail lighting. Suitable for general interior lighting of living room, bedroom, kitchen, hallway, hotel, restaurant, cafe, etc
Long service life: Our GU4 halogen lamps are made of high-quality metal molybdenum with an average service life of over 2000 hours and contain no lead, mercury and no ultraviolet or infrared radiation. They can be disposed of in household waste. (Most other manufacturers use cheap metal iron, and the service life of halogen lamps made of iron is very short)
Focus lighting: This 20 W GU4 headlight bulb has a beam angle of 30 degrees, which gives you a great headlight effect. The warm white light temperature of 2700 K provides a relaxed feeling and creates a warm atmosphere
Dimmable and flicker-free: MR11 GU4 is dimmable, you can adjust the brightness to different lighting needs using a dimmer switch, no flickering or flickering. Instant start, no delay. CRI 90 for natural colour rendering without UV radiation - pleasant and gentle on the eyes
Buy with confidence: HIKLINK is committed to providing our customers with high-quality plug and play, immediately and without delay halogen lamp bulbs. If you have any problem, please contact us and we will solve your problem within 24 hours

10,80 €
09

VINBE

VINBE MR11 12V 20W Halogen GU4 Base Headlight 2800K Warm White, Dimmable, Pack of 6

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8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The warm white MR11 halogen bulb is easy to install and can be used for different lights.
The service life is 2000 hours, longer than other products on the market.
Good quality, 1 year warranty, no hazardous emissions. No ultraviolet or infrared radiation.
Ampoules 12V 20W MR11 GU4, 0% -100% entièrement dimmables. Pas de scintillement, pas de bruit.
2800K warm white light, 200 lumens. It is bright enough for home use.

11,98 €
10

WITSUN

WITSUN MR11 Halogen Bulbs, Pack of 10, MR11/GU4 Halogen Reflector, 12V, 20W, 300LM, 2800K Warm White, GU4 Base, Bulb Size 35mm*35mm

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15% Off
8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Standard Size:10pcs MR11 Aluminium with glass cover. Diameter: 1.38 inches (3.5 cm), Length: 1.38 inches (3.5 cm), Shape: MR 11 reflector, Base: GU4 Bipin (4 mm or 0.16 inches between the 2 pins)
Note: Please make sure the lamp base fits that of your light. Another common reflector lamp with 2 pins is MR16 GU5.3, which looks very similar to MR11 but is much larger. Please check the size of your bulb and pin spacing before ordering.
High power: 20 watts, 300 lumens. Low voltage 12 V DC, 2800K warm white light, dimmable, narrow beam angle of 38°, up to 2000 operating hours.
Eye Protection: 100% dimmable without blinking or buzzing, low heat, high brightness, no flicker, homogeneous light without unnatural radiation pattern that protects the eyes.
Environmentally friendly: no lead, mercury or other environmental harmful elements. Non-flashing bulbs are good for the environment and the home. Long service life, reducing pollution caused by frequent lamp changes.

10,19 € 11,99 €(15% Off off)