Best Halogen Gu4 20w 2026

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Last Updated - 03.02.2026

Best Choice

01

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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9.9

Exceptional

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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.

11,99 €
Value for Money

02

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
9.8

Exceptional

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【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)
03

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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11% Off
9.7

Exceptional

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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. 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.

7,99 € 8,99 €(11% Off off)
04

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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9.4

Excellent

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【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.

10,99 €
05

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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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

【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 €
06

OSRAM

OSRAM MR11 LED Reflector Lamp with GU4 Socket, Warm White (2700 K), Glass Spot, 1.8 W, Replacement for 20 W Reflector Lamp, LED Star MR11 12 V, Warm White

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35% 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

OSRAM MR11 LED reflector lamp with GU4 base, warm white (2700 K), glass spot, 1.8 W, replacement for 20 W reflector lamp, LED Star MR11 12 V
Accessories
4058075433403

5,46 € 8,39 €(35% Off off)
07

Morotty

Morotty Halogen Light Bulbs MR11 GU4 Halogen Spot 12 V GU4 Dimmable 20 W 35 mm Reflector Bulb 20 W 12 V MR11 Warm White 2800 K Pack of 8

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8.8

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

Dimmable: Halogen MR11 GU4 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.Halogen MR11 GU4 Bulb: 35 x 35 mm, GU4 plug (4 mm 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)

10,99 €
08

Morotty

Morotty Halogen Light Bulbs MR11 GU4 Halogen Spot 12 V GU4 Dimmable 20 W 35 mm Reflector Bulb 20 W 12 V MR11 Warm White 2800 K Pack of 8

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8.6

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.

Show more
Main highlights

Dimmable: Halogen MR11 GU4 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.Halogen MR11 GU4 Bulb: 35 x 35 mm, GU4 plug (4 mm 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)

8,41 €
09

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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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

【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.

10,99 €
10

SANSUN

4 Pack 3W MR11 12V 20W Halogen Replacement GU4 Bi-Pin Base Daylight White 4000K Non Dimmable LED Bulbs

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8.2

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

If you use a halogen transformer, please add 1~3 halogen bulbs into the LED bulbs together (due to the low power consumption, so that LED flickers) use the LED transformer.
Energy-saving: changing bulbs from 20 watts to 3 watts can save up to 86% energy.
Easy installation: standard MR11 shape with medium plug-in base (diameter 35mm, not 50mm).
15,000 hours long lifespan: 1 year warranty, GU4.0 bi-pin base, 120° beam angle.
12V DC low voltage for Christmas trees, fibre optic, landscape lighting, floor lamps, ceiling lights.

10,99 €