Best G4 Led 20w 2025

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Last Updated - 26.07.2025

Best Choice

01

Kohree

Kohree 4 x G4 LED Bulbs, 20 W Replacement, G4 12 V AC/DC, 220 lm [Energy Class A+]

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15% Off
9.9

Exceptional

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Widely used: ideal for a wide range of spaces such as kitchens, cupboards, closets, cooker hood, recessed LED spotlights, lights, living and living rooms, bedrooms, bathrooms, offices, restaurants, shops and bars.
Safe and environmentally friendly: no warm-up time, lightning-fast installation without annoying waiting times. No harmful radiation: protects your eyes and is both safe and environmentally friendly.
No flicker: with 15 powerful SMDs and a high CRI of 80Ra, this G4 LED bulb offers a bright, even and instant effect, no flicker, can protect your eye. Tips: 1. Use the compatible transformer. 2. Do not use the dimmer switch. 3. Make sure the LED G4 works with 12V and the wiring is correct and not loose. 4. Do not connect the G4 pin base LED lamp with 2 or 3 conventional bulbs in the same wiring, as they may consume all the power and can cause the G4 lights to flicker.
G4 LED 12 V: Kohree LED bulbs G4 warm white, 3000 K, 220 lumens and a service life of 25,000 hours, 4 mm G4 base. Please check the dimensions before purchasing to make sure it fits your light.
Energy-saving: with only 2 W and a service life of 25,000 hours, this G4 LED bulb replaces a conventional 20 W halogen bulb and thus helps you save up to 90% on electricity costs.

16,14 € 18,99 €(15% Off off)
02

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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9.6

Exceptional

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✦【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.

13,99 €
03

Jewan

Jewan G4 LED Bulbs, Pack of 12, 2 W G4 LED Bulb, Warm White, 3000 K, Replacement 20 W Halogen Bulbs, 200 LM G4 LED Bulb, 360° Beam Angle, Not Dimmable, No Flicker, 12 V AC/DC Energy Saving Lamp

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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

Wide range of applications: G4 LED lamps is suitable for all kinds of LED lamps with G4 bulbs, such as chandeliers, wall lamps, table lamps, floor lamps and other lamps; it can decorate living rooms, kitchens, bedrooms, offices, bars, shops, cafes and restaurants. The high-quality G4 bulbs can provide you with a comfortable and warm lighting atmosphere
Mini size, easy to install: LED bulb size: 36.2 mm x 12 mm, compared to the bulbs on the market, our G4 bulbs are smaller, more beautiful and energy efficient. G4 LED bulb, has a standard G4 pin, it can be easily inserted into different lamps with G4 base, plug and play. (The size of this bulb is different from normal halogen bulbs. Please check the size before purchase to avoid mismatch to the light)
Important tips: G4 LED bulbs are non-flickering and non-dimmable, please do not use them with dimmers! The voltage should be lower than 12V. A special transformer is required to connect to 220 V. (If the bulb flickers, check the voltage, or use 1-2 halogen bulbs)
High colour rendering index and 3000K warm white: the colour rendering of G4 LED lamp warm white is larger than 80, can protect the eyes from damage and has a strong ability to restore the colour of objects. G4 lamps, has a colour temperature of 3000 K for a soft and warm light. It offers a perfect beam angle of 360°, no flicker, no irritation, but a warm atmosphere at home.
Energy saving and power saving: G4 LED bulbs with a brightness of 200 lumens, it is bright enough to illuminate your whole living room or dining room and replaces conventional 20W halogen bulbs, but consumes only 10% of the power of conventional halogen bulbs and saves almost 90% electricity! G4 LED bulb emits less heat, which is environmentally friendly and saves electricity costs, making it the best choice for lighting alternatives

7,99 €
04

Osram

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

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23% Off
9.1

Excellent

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Main highlights

Very low energy consumption, latest LED technology
Very long service life - up to 25,000 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 Osram brand
Lower heat generation (compared to standard product reference).
Instant full light, no warm-up time. Easy replacement of conventional lamps (outdoor use only in suitable lights)

12,99 € 16,99 €(23% Off off)
Value for Money

05

AGOTD

AGOTD LED G4 Bulbs, 2 W G4 LED Bulbs Replaces 20 W Halogen Bulbs, 2700 K Warm White, 296 lm, 12 V AC/DC LED Bulbs, Not Dimmable Pin Base Bulbs, Pack of 5

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31% Off
8.9

Very Good

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Wide Application G4 LED bulbs ideal for use in cabinet light, kitchen wall light, ceiling lights, table lamps, accent lights, display and landscape lighting.
This 12V G4 LED lamp must be used with an electronic transformer. Please make sure your transformer is compatible with LED lamps. This G4 capsule LED bulbs is not dimmable, please do not use with dimmer.
Same size as halogen bulb: G4 two-pin LED bulb, 33mm*11mm. Compatible with AC 12V and DC 12V. Perfectly replace the 20 watt G4 halogen bulb, and you save over 90% on energy costs.
High brightness LED chip: this G4 uses high-quality imported LED chips (16pcs * 4014 SMD LED) with high color rendering index (Ra≥83), anti-dizziness, no flicker, no radiation, uniform light output, no stain and long service life.
Aluminum PCB Fast Heat Dissipation Unlike other G4 LEDs with FR-4 plate, we use high quality aluminum circuit boards. Efficient heat dissipation, guaranteed 296LM light output even with small lamp body.

6,82 € 9,99 €(31% Off off)
06

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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38% Off
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

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.

6,79 € 10,99 €(38% Off off)
07

I-SHUNFA

I-SHUNFA Pack of 5 G4 LED Bulbs Natural White 4000K AC/DC 12V 3W 200LM Replacement G4 20W Halogen Light Bulbs Not Dimmable No Flickering Pin Base Lamp LED Light Bulb

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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

✦【Warranty】All items from I-SHUNFA have 1 year warranty. If you have any questions or concerns about your item, please contact us.
Perfect light colour: 4000 K LED lamps brighten up any room with natural white light, ideal for decorative applications in the home or in built-in, generous room lighting. Suitable for living room, bedroom, kitchen, bathroom.
Good performance: thanks to the silicone body of these LED bulbs, this LED has very good heat dissipation and light transmission. The LED contains no lead or mercury, UV or IR steel and does not flicker. The ideal service life can be up to 25,000 pieces.
Energy-saving bulbs: I-SHUNFA G4 LED bulbs with 12 V are the ideal replacement for conventional low-voltage halogen bulbs. and can correspond to 10 W halogen bulbs. This allows this bulb to save 90% energy consumption.
Easy installation: standard base of G4, easy and quick to install, the energy-saving bulbs fit perfectly on the lights without hassle.

8,49 € 9,99 €(15% Off off)
08

YIIFELL

YIIFELL G4 LED Bulbs, Pack of 12, Cool White, 6000 K, 2 W, G4 LED Bulb, Replacement 20 W Halogen Bulbs, 200 LM LED Bulbs, Not Dimmable, No Flicker, 360° Beam Angle, 12 V AC/DC Energy Saving Bulb

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15% Off
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

Wide range of applications: G4 LED lamps is suitable for all kinds of LED lamps with G4 bulbs, such as chandeliers, wall lamps, table lamps, floor lamps and other lamps; it can decorate living rooms, kitchens, bedrooms, offices, bars, shops, cafes and restaurants. The high-quality G4 bulbs can provide you with a comfortable and warm lighting atmosphere
Mini size, easy to install: LED bulb size: 36.2 mm x 12 mm, compared to the bulbs on the market, our G4 bulbs are smaller, more beautiful and energy efficient. G4 LED bulb, has a standard G4 pin, it can be easily inserted into different lamps with G4 base, plug and play. (The size of this bulb is different from normal halogen bulbs. Please check the size before purchase to avoid mismatch to the light)
High colour rendering index and 6000K cool white: the colour rendering of G4 LED lamp cool white is larger than 80, can protect the eyes from damage and has a strong ability to restore the colour of objects. G4 lamps, has a colour temperature of 6000 K for a soft and warm light. It offers a perfect beam angle of 360°, no flicker, no irritation, but a warm atmosphere at home.
Energy saving and power saving: G4 LED bulbs with a brightness of 200 lumens, it is bright enough to illuminate your whole living room or dining room and replaces conventional 20W halogen bulbs, but consumes only 10% of the power of conventional halogen bulbs and saves almost 90% electricity! G4 LED bulb emits less heat, which is environmentally friendly and saves electricity costs, making it the best choice for lighting alternatives
!!!! Important tips! : G4 LED bulbs are non-flickering and non-dimmable, please do not use them with dimmers! The voltage should be lower than 12V. A special transformer is required to connect to 220 V. (If the bulb flickers, check the voltage, or use 1-2 halogen bulbs)

6,79 € 7,99 €(15% Off off)
09

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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8.0

Good

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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.

10,99 €
10

KUNKA

KUNKA T3 G4 LED Bulb Bi-Pin Socket JC T3 Halogen Light Bulb - 20W Equivalent, 360°, No Flickering, Pin Base Lamp Bulbs 12V AC/DC MR11 G4/GU4/GZ4 Bi-Pin Socket (Cool White 6000K, Set of 8)

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7.8

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

Wider lighting range – one bulb has 12 individual LED chipsets that produce a 360° beam angle for better overall light radiation and fewer hot spots. Built-in constant current IC circuit designed to resist current fluctuations and ensure long service life. 20,000 hours 1 year warranty! Conventional halogen or light bulbs burn out frequently and are expensive and time-consuming to replace. It's time to replace your old bulbs and see the difference!
This is a quality replacement part from the Kunka brand. Quality, fit and workmanship are fully guaranteed. We offer .Offers a one-year (365 day) warranty for all KUNKA products so you can be sure of your purchase decision.
Quality lighting – no flickering, no buzzing and no radio or TV interference. Tested for hundreds of times, finally here high quality, no flickering or strobe, no humming LED bulbs. Available in 3000K warm white or 6000K cool white colour temperature without the ugly blue/purple hue.
90% energy saving - Do you want a stylish light bulb but are annoyed by its high power consumption and short life? Our LED bulb is your best choice. Equipped with the latest LED chip solution, this LED bulb improves an average service life of 20,000 hours, almost no heat output, saves more than 90% energy. When connected to shore power, the energy consumption is only 1.5 watts per bulb. This corresponds to +/- 0.15 cents per month. After one year of operation, the LEDs pay for themselves due to energy costs.
(8 pieces) Direct replacement for - use for landscape lighting, and more. Compatible with 12 V or 20 V applications "Non-dimmable" - light meter tested to be one of the brightest LED bulbs on the market. Clean light without the ugly, cloudy, purple hue. Produces 150+ lumens, equivalent to a 20 watt halogen bulb.

11,95 €