Best G4 Led 20w 2026

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Last Updated - 03.02.2026

Best Choice

01

DiCUNO

DiCUNO Pack of 10 G4 2W LED Bulbs, 200 Lumens, AC/DC 12V Bulbs, Replacement for 20W Halogen, Non-Dimmable, No Flickering, LED Pin Base Lamp, Small Light Bulb, 10 Pieces

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9.7

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

✦【Warranty and customer service】DiCUNO offers a 3-month refund and 1 year warranty from the date of purchase. If you have any questions or concerns about the item, please feel free to contact us
Versatile: the G4 LED lamp is the perfect replacement for halogen. With a warm white light colour of 3000K, it creates a pleasant atmosphere just like halogen and is ideal for use in chandeliers, recessed ceiling lights, showcase cabinets, mirror cabinets, cooker hoods, desk lamps etc.
Stable 12 V light output: these G4 LED bulbs impress with their transparent silicone coating, electronic components and 14 powerful LED chips type 2835. This ensures efficient heat output and ensures a flowing, flicker-free light source. The LED lamps require a special LED transformer for operation at 12 V AC/DC to develop their optimal performance.
Energy-saving bulb: This G4 LED consumes only 2 W power and can replace up to 20 W halogen. The ideal service life is 25000 hours. You save up to 90% energy consumption and reduce the frequency of lamp changes.
Compact size: these LED lights with standardised G4 socket impress with a small diameter and narrow dimensions. With the cylindrical shape, narrow top and wide bottom (total height: 37 mm and max. Width: 10.2 mm) they are easy to change and fit in different applications.

12,99 €
02

Osram

Osram Star PIN LED Light Bulb for G4 Base, Clear Glass, Warm White (2700K), 200 Lumens, Replacement for Conventional 20W Bulbs, Non-Dimmable, Pack of 5

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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

Very low energy consumption, latest LED technology
Very long service life - up to 25000 hours and up to 100,000 switching cycles. Warm white light for well-being and relaxation in living rooms, bedrooms and children's rooms
Top quality from the brand. OSRAM
Lower heat generation (compared to the standard reference product).
Instant full light, no warm-up time. Easy replacement of conventional lamps (use outdoors only in suitable lights)

12,89 €
03

Osram

Osram Star PIN LED Light Bulb for G4 Base, Clear Glass, Warm White (2700K), 200 Lumens, Replacement for Conventional 20W Bulbs, Non-Dimmable, Pack of 5

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9.3

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

Very low energy consumption, latest LED technology
Very long service life - up to 25000 hours and up to 100,000 switching cycles. Warm white light for well-being and relaxation in living rooms, bedrooms and children's rooms
Top quality from the brand. OSRAM
Lower heat generation (compared to the standard reference product).
Instant full light, no warm-up time. Easy replacement of conventional lamps (use outdoors only in suitable lights)

9,60 €
04

Caldarax

Caldarax G4 LED Lamp 2 W, Replacement for 12 V 20 W Halogen, Warm White 3000 K, 200 LM, 12 V Low Voltage LED Bulb, Not Dimmable, Not Flickering, for Under-Unit Lights, Cooker Hood, Pack of 6

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9.2

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

【Warranty Service】If a quality problem occurs 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.
【Easy Installation】Standard G4 two-pin socket, plug and play, very convenient. Non-dimmable, cannot work with dimmer. If the 2 watt LED bulb flickers due to compatibility problems, please use a halogen lamp in combination with the LED lamp or replace the LED transformer.
【Application】Suitable for cooker hood, showcase cabinets, mirror cabinet, living room, cabinet, hallway, camping, etc. for chandeliers, ceiling light, floor lamp, table lamp, garden lights, accent lights, landscape lighting.
G4 LED 2 W 12 V: 6 x G4 LED 2 W bulbs, with transparent PC cover. G4 bi-pin socket, 200 lumens, diameter 10 x 34 mm, input voltage 12 V. Please check whether tension and size match before purchasing.
Energy saving bulb 90%: G4 LED 2 W replaces 20 W halogen bulb, which emits less heat and can save more than 90% on electricity costs. The service life is up to 25,000 hours, which reduces the effort and cost of frequent lamp changes.
Durable quality: G4 LED bulbs can be instantly brought to full brightness, no flicker, no radiation, no buzzing noise. 360° beam angle, super high colour rendering index for a pleasant 3000K warm white glow.

9,99 €
Value for Money

05

Tailcas

Tailcas G4 LED Warm White Bulbs, 12 V, 1.5 W, No Flickering, G4 LED Pin Base Lamp, Replacement for 20 W Halogen Bulbs, Energy Saving Bulb 3000 K, 180 LM AC/DC LED Bulbs, Not Dimmable, Pack of 10

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33% 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

Warm white light and no flickering: 3000 K warm white light creates a bright and comfortable atmosphere; the colour rendering index (CRI>80) makes objects more vivid; G4 LED lamps can be immediately brought to full brightness, no buzzing noise and no flickering, which can protect your eyes
Tips about G4 LED lamp: G4 LED bulbs are not dimmable, do not use these bulbs with dimmer switch; size (from 9 mm x 36 mm). Please check the dimensions of the bulb before purchase
Long service life and safety: G4 LED pin base lamps with 24 x 3014 LEDs, with high-quality silicone case, not fragile and good heat dissipation
G4 energy saving lamps: G4 1.5 W LED light bulb warm white 3000 K with 180 lm, brighter than most other G4 LED bulbs with similar power, LED G4 bulb save 90% on electricity bills, outstanding service life of up to 20,000 hours. Ideal replacement for the G4 20 W halogen bulbs
Easy installation: Standard base of G4, easy and quick to install, perfect for lighting for living room, bedroom, kitchen, dining room, office, shop, oven, etc.

6,66 € 9,98 €(33% Off off)
06

AGOTD

AGOTD G4 LED 12 V, 2 W G4 LED 2700 K warm white light bulb, replaces 20 W halogen bulbs, 200 lm 12 V AC/DC LED bulbs, not dimmable pin base lamp, pack of 5

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28% Off
8.9

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

Versatile applications: ideal for recessed and accent lighting: e.g. in showcases, kitchens, ceiling and wall lights, cupboards, displays as well as in outdoor and garden lighting.
Optimal compatibility and energy saving: In the compact G4 format (33 × 11 mm), this LED lamp is the perfect alternative to the 20 W halogen bulb. It is suitable for both AC 12V and DC 12V and saves over 90% energy - with the same brightness and long service life.
Note on transformer-based power supply: This 12V G4 LED must be powered by an electronic transformer suitable for LED. Incompatible transformers may cause flicker or shortened service life. Not dimmable - please do not use with dimmer.
High-quality LED chips: high-quality import LED chips (16 × 4014 SMD LED) with a colour rendering index of CRI > 80 and a light output of 200 lm. Thanks to flicker-free technology and no harmful radiation, the lamp is ideal for demanding lighting scenarios.
Efficient heat dissipation thanks to aluminium circuit board: Unlike conventional G4 LEDs with FR4 plate, a high-quality aluminium circuit board ensures fast heat dissipation. This ensures a stable light output of 200 lm even during long operation.

7,19 € 9,99 €(28% Off off)
07

SANSUN

SANSUN G4 LED Light Bulbs, 2W Halogen Equivalent, G4/GU4/GZ4 Bi-Pin Base, AC/DC12V, 3000K, 120°Wide Angle, Non-Dimmable (Warm White, Pack of 6)

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15% Off
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.

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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.
Easy installation: LED bulbs plug and play, reduce maintenance costs.
90% Energy Saving: Perfect replacement for 20W G4 halogen bulbs, safer than halogen bulbs.
15,000 hours long lifespan: 1 year warranty, GU4.0 bi-pin base, 120° beam angle.
12V Low Voltage G4 bulbs ideal for RV, Trailer, RV, Boat, Cabinet Lighting.

9,34 € 10,99 €(15% Off off)
08

Eco.Luma

Eco.Luma G4 LED Bulbs 2 W Bulbs, Warm White 3000 K, Replacement for 20 W Halogen Bulbs, 12 V LED Bulbs, No Flickering, Not Dimmable, Pin Base Lamps, Pack of 6

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14% Off
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

Warm tips: 12 V LED G4 bulbs, size: 12 mm x 37 mm. Please check the dimensions carefully before purchasing. Solution to the flicking problem: 1 or 2 G4 halogen bulbs with our 12 V G4 bulb to meet the minimum power requirements of conventional transformers. ② Replace the original transformer with LED transformers.
Upgraded chip: uses an independent IC controller that provides better compatibility and stability. This 12V G4 LED bulb is compatible with the standard G4 bi pin base and can directly replace conventional 20W G4 halogen bulbs. It is suitable for cabinet lighting, cooker hoods, wall lights, crystal chandeliers, ceiling lights, etc.
Safety and not dimmable: LED G4 bulbs do not produce UV radiation or other harmful radiation. Transparent PC shell, high heat resistance, good light transmission. (Note: not dimmable. Please do not connect to a dimmer.) If you have any doubts or problems after purchasing our products, please contact us immediately and we will solve the problems for you.
Energy-saving and money-saving: Eco.Luma 12 V G4 LED bulb consumes only 2 W, the light output can directly replace 20 W halogen bulb. 180 lm. Save 90% on electricity bills. With a lifespan of 25,000 hours, the cost of replacement and maintenance is reduced.
3000 K warm light and no flickering: 2 W LED G4 bulb, close to the colour of the halogen light, pure and comfortable, without flicker and flash, it creates a soothing ambience that is suitable for relaxing. With a beam angle of 360° and a CRI of more than 80 Ra, you get an accurate and natural colour.

5,99 € 6,99 €(14% Off off)
09

AGOTD

AGOTD G4 LED 12 V, 2 W G4 LED 2700 K warm white light bulb, replaces 20 W halogen bulbs, 200 lm, 12 V AC/DC LED bulbs, not dimmable pin base bulbs, pack of 10

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28% 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.

Show more
Main highlights

Versatile applications: ideal for recessed and accent lighting: e.g. in showcases, kitchens, ceiling and wall lights, cupboards, displays as well as in outdoor and garden lighting.
Optimal compatibility and energy saving: In the compact G4 format (33 × 11 mm), this LED lamp is the perfect alternative to the 20 W halogen bulb. It is suitable for both AC 12V and DC 12V and saves over 90% energy - with the same brightness and long service life.
Note on transformer-based power supply: This 12V G4 LED must be powered by an electronic transformer suitable for LED. Incompatible transformers may cause flicker or shortened service life. Not dimmable - please do not use with dimmer.
High-quality LED chips: high-quality import LED chips (16 × 4014 SMD LED) with a colour rendering index of CRI > 80 and a light output of 200 lm. Thanks to flicker-free technology and no harmful radiation, the lamp is ideal for demanding lighting scenarios.
Efficient heat dissipation thanks to aluminium circuit board: Unlike conventional G4 LEDs with FR4 plate, a high-quality aluminium circuit board ensures fast heat dissipation. This ensures a stable light output of 200 lm even during long operation.

11,51 € 15,99 €(28% Off off)
10

Osram

OSRAM PIN LED lamps, special

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8.3

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

Lower heat generation (compared to the standard reference product).
Long life - up to 15000 hours and up to 100000 switching cycles. Warm white light for well-being and relaxation in living rooms, bedrooms and children's rooms
Instant full light, no warm-up time. Easy replacement of standard incandescent lamps, genuine replacement for a 20W bulb (outdoor use only in suitable lights)
Energy consumption: 2 kWh/1000 h at 200 lm
Box contents: 20 x G4 1.80 W 12 V warm white 2700 K LED bulbs, 100% mercury free - the best quality from the brand. OSRAM.

5,84 €