Best Trafo 31v 6w 2026

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Last Updated - 03.02.2026

Best Choice

01

Behogan

Pack of 4 31 V 6 W LED Timer Power Supply, Fairy Lights Power Supply Adapter 8 Modes with Memory Function, Fairy Lights Replacement Transformer, LED Low Voltage Transformer for Christmas Lighting

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9.7

Exceptional

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Main highlights

Wide applications: fairy lights power supply adapter is suitable for Christmas tree lighting, curtain lights, fairy lights, light nets and icicle lights, etc. low voltage LED devices
Timer function: press the button for 3 seconds to set or cancel the timer function, the indicator light is green and the timer mode is on (6 hours on/18 hours off), the indicator light goes off and the timer mode is off
Safety: the LED timer power supply is IP44 waterproof and can be used both indoors and outdoors. The light chain power supply adapter has overvoltage protection, overcurrent protection, overvoltage protection and short circuit protection, which are safe and stable in operation
High quality: you will receive 4 LED timer power supply, output voltage: 31 V, rated power: 6 W. ABS material with high toughness is resistant to impact and effectively prevents the wire from heating. Please check the voltage, power and (+/-) two holes of the plug before purchasing
8 Modes and Memory Function Press the button on the LED timer power supply can set 8 lighting modes, and it can save your last mode setting without having to reset the mode every time

15,59 €
02

GuKKK

GuKKK 31 V 6 W LED Power Supply, Fairy Lights Power Supply Adapter, Pack of 3 Low Voltage Transformer, with 8 Light Modes and Memory Function, IP44 GS Plug for Christmas Lighting Fairy Lights

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9.6

Exceptional

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Main highlights

【Timer Function】: Press the button on the transformer for 3 seconds to set the timer (green light, timer is on): 6 hours on and 18 hours off to make your string lights work automatically every day.
【Specifications】: Output voltage: 31V, rated power: 6W; Input: 100V-240V, 50/60HZ; Please check the voltage, current, wattage and (+/-) two holes of your plug before purchasing. Note: If the voltage does not match, the string lights will continue to flash and the timer and mode function will not work.
【8 Modes & Memory Function】The low voltage transformer plugs have 8 working modes: combination, in wave, sequence, slow glow, chase/flash, slow fade, glitter/flash and steady on, enough to meet your needs. and it can save your last mode setting without having to reset the mode every time.
Wide applications: this transformer for fairy lights can supply up to 1800 LEDs, suitable for most low voltage Christmas lights, such as Christmas tree lights, fairy lights, G40 lights, icicle lights, net lights, curtain lights, table lamps, garland lights, step lights.
IP44 waterproof and safety: This LED power supply is IP44 waterproof and can be used indoors and outdoors. The fairy lights power plug has surge protection, overcurrent protection and short circuit protection, which are safe and stable in operation.

14,98 €
03

BOLWEO

BOLWEO 31 V 6 W LED Power Supply, LED Low Voltage Transformer with 8 Light Modes, Timer Function, Memory Function, IP44 GS Plug for Christmas Lighting, Fairy Lights

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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

【Timer Function】: Press the button on the transformer for 3 seconds to set the timer (green light, timer is on): 6 hours on and 18 hours off to make your string lights work automatically every day.
【8 Modes & Memory Function】: Press the button on the transformer can set 8 lighting modes, and it can save your last mode setting without having to reset the mode every time.
Wide application: 31 V 6 W LED fairy lights adapter is suitable for Christmas tree lighting, curtain lights, fairy lights, light nets and icicle lights
Specifications: Output voltage: 31 V, rated power: 6 W, please check the voltage, power and (+/-) two holes of the plug before purchasing. 【Note】: If the voltage does not match, the string lights will continue to flash and the timer and mode function will not work.
Safety: CE & GS certified plugs that can effectively prevent short circuit, over-current, over-voltage, overload and overtemperature, safe and safe.

7,99 €
04

SIGANDG

SIGANDG 31 V LED Power Supply 6 W Transformer Power Supply IP44 Christmas Lighting Power Supply 8 Modes with Memory and Timer Function for Christmas Lighting, Fairy Lights and Icicle Lights

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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

Timer Function: Press the button on the transformer for 3 seconds to set the timer (green light, timer on): 6 hours on, 18 hours off. The memory chip stores the last mode setting, so you don't have to reset the mode every time.
Specifications: Input: 220V-240V Frequency: 50-60Hz Current: 0.12A, Output: 31V Rated Power: 6W. Power supply for up to 2000 LEDs
Multi purpose: such as Christmas decoration, LED fairy lights, fountain lighting, curtain lighting, step lighting, to meet your needs in the Christmas season and other festive seasons
IP44 waterproof: the light plug adapter is waterproof according to IP44 and can be used for indoor and outdoor use. The adapter has overvoltage protection, over-current protection and short circuit protection, which is safe and stable in operation.
8 Lighting Modes This LED power supply has 8 function modes: constant light, combination, wave, sequence, slow, track/flash, slow fade, flash/flash, which can be switched to different lighting effects with the touch of a button

9,99 €
Value for Money

05

AXFEE

AXFEE 31 V LED Power Supply, IP44 31 V 6 W Transformer Driver, LED Adapter, Transformer Plug, Christmas Lighting, for Fairy Lights, Icicle Lights

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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

【Product Specifications】AXFEE light strip low voltage transformer, with 220V-240V input voltage range and 50-60Hz frequency compatibility, delivers 0.2A current, output is 31V, rated power is 6W.This transformer can operate up to 1000 LEDs. (Please note: it is only suitable for the 2 pin connector shown in the photo, other types are not applicable.)
Wide application: this multifunctional transformer is designed for low voltage LED devices and is perfect for Christmas decoration lights, fairy lights, icicle lights, net lights, curtain lights, table lamps, fountain lights, lawn lights, step lights and other scenes and adds sparkle to your Christmas decorations. (Please note that it is not suitable for string lights with copper wire)
Time and memory function: this transformer has a time function. Simply press and hold the button for two seconds to set the automatic switching cycle of 6 hours on and 18 hours off. At the same time, the built-in memory chip can automatically save your last setting mode, eliminating the tedious repeated adjustment and making your use more flexible and convenient.
IP44 waterproof and high performance: the AXFEE transformer has the waterproof class IP44 and is suitable for both indoor and outdoor use. This transformer is not only resistant to high temperatures and adaptable to a wide voltage input, but also has precise voltage stabilization performance. It has overload, over voltage and short circuit protection functions to ensure safety during use.
8 lighting modes: Our low voltage transformer can set 8 lighting modes by simply controlling the button on the transformer, including steady light mode, wave-shaped changes, continuous changes, flashing changes, slow flash changes, flickering changes, dreamy changes and fast flash changes. Whether you want to create a warm and romantic atmosphere or add a relaxed and pleasant mood, it will satisfy you.

7,99 €
06

Redefun

Redefun Christmas Lighting Transformer 31V 6W Power Supply 8 Modes Flashing Socket with Timer IP44 Adapter for Christmas Lighting Replacement 2 Pin Plug for Fairy Lights

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20% 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

Wide range of applications: 31V 6W LED adapter is suitable for most fairy lights, Christmas lighting, light curtain, fairy lights ice rain.
Timer Function & Memory Function Press the button for 3 seconds to set or cancel the timer function, the indicator light will turn green and the timer mode is on (6 hours on/18 hours off), the indicator light goes off and the timer mode is off. The memory chip stores the last mode setting, so you don't have to reset the mode every time.
Product performance: input: 220V-240V/50-60Hz, output: 31V, rated power: 6W, can operate up to 1800 LEDs. The transformer for lights has overvoltage protection, over-current protection and short circuit protection, high temperature resistance, high efficiency and long service life, high safety performance.
Packaging details: Package includes: 31 V EU plug x 1, user manual x 1
NOTE: Please check the voltage, amperage, wattage and (+/-) two holes of the connector before purchase whether it is suitable for your device. The plug does not have a remote control function.
8 Lighting Modes & IP44 Waterproof:This power supply 31V has 8 lighting modes, you can switch different lighting effects by pressing the button on the plug. Christmas lighting plug has IP44 waterproof rating, can be used both indoors and outdoors.

7,99 € 9,99 €(20% Off off)
07

cshare

cshare 31 V LED Power Supply, 6 W LED Transformer Driver with Timer & Memory Function, 8 Modes, IP44 Christmas Lights Adapter for Christmas Light, Icicle Lights, Fairy Lights

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15% 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

▲Timer function: to set and reset the timer, press and hold the button for 3 seconds, 6 hours on/18 hours off. Green light: timer is on
▲Function includes: 8 modes, memory & timer 6 hours timer, IP44 waterproof
This adapter fits 31 V low voltage LED device with power under 6 watts, such as holiday decoration light, Christmas tree lights, icicle fairy lights, net string lights, curtain light
Input: 120V-240V, 50-60HZ, output: 31V, 6W, power up to 800LEDs;
!! Tips and warning: 1. Please check the voltages, currents, watts, and connectors to see if it fits your device or not. 2. Our transformer plug is 31V 6W, not compatible with 24V, 12V, 36V and other voltages. Specifications to see if it fits your fairy lights before you order! 3. If the voltage does not match, the fairy lights will be unusable or abnormal, if you do not know how to confirm, you can find us through Amazon and we will help you!

7,64 € 8,99 €(15% Off off)
08

GuKKK

GuKKK 31 V 6 W LED Power Supply, Fairy Lights Power Supply Adapter, Pack of 3 Low Voltage Transformer, with 8 Light Modes and Memory Function, IP44 GS Plug for Christmas Lighting Fairy Lights

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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

【Timer Function】: Press the button on the transformer for 3 seconds to set the timer (green light, timer is on): 6 hours on and 18 hours off to make your string lights work automatically every day.
【Specifications】: Output voltage: 31V, rated power: 6W; Input: 100V-240V, 50/60HZ; Please check the voltage, current, wattage and (+/-) two holes of your plug before purchasing. Note: If the voltage does not match, the string lights will continue to flash and the timer and mode function will not work.
【8 Modes & Memory Function】The low voltage transformer plugs have 8 working modes: combination, in wave, sequence, slow glow, chase/flash, slow fade, glitter/flash and steady on, enough to meet your needs. and it can save your last mode setting without having to reset the mode every time.
Wide applications: this transformer for fairy lights can supply up to 1800 LEDs, suitable for most low voltage Christmas lights, such as Christmas tree lights, fairy lights, G40 lights, icicle lights, net lights, curtain lights, table lamps, garland lights, step lights.
IP44 waterproof and safety: This LED power supply is IP44 waterproof and can be used indoors and outdoors. The fairy lights power plug has surge protection, overcurrent protection and short circuit protection, which are safe and stable in operation.

11,98 €
09

JQFOROVU

Power Supply 31 V 6 W LED, Always Bright/Flashing LED Driver Low Voltage Transformer with 8 Light Modes, Memory Function, Waterproof IP44 GS Plug for Christmas Lighting, Fairy Lights

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39% 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

Waterproof IP44: LED driver: the socket adapter complies with the IP44 standard and its waterproof design allows the use of the power supply both indoors and outdoors. It is made of high-strength ABS and prevents the cable from heating.
Safety: the CE and GS certified plugs are safe and reliable against short circuit, over-current, overvoltage, overload and overheating. The adapter is suitable for 31 V low voltage LED devices with a current of less than 6 watts
Note: If the voltage is incorrect, your fairy lights will only flash and do not work properly. Please check the connector type and output voltage of your own fairy lights, this plug only fits the 2 pin 31V plug shown in the photo, other types will not fit.
High quality: transformer LED garland. The socket is equipped with overvoltage, overcurrent and short circuit protection to ensure safe and stable operation. Input: 220V-240V/50-60Hz, output: 31V, rated power: 6W, waterproof design IP44, can power up to 800 LEDs.
8 lighting modes: 1. Automatically change different functions continuously; 2. Automatic change of shafts forward and backward (two speed changes). 3. Running automatic change (four speed changes). 4. SLO-GLO: automatic change between individual lights (three speed changes); 5. Chasing/Flash: forward and reverse operation, automatic change of star flashing; 6. Slow Fade: Two lights fade simultaneously (three speed changes);7. Twinkle/Flash: stars sparkle, running horse type, automatic change; 8. Steady On: The fairy lights are fixed without flashing; 9. Open/Close

7,85 € 12,88 €(39% Off off)
10

EPLZON

EPLZON 31 V 6 W Transformer Plug Flashing Output IP44 LED Driver with Timer 8 Models for Christmas Lighting Flashing Lights Fairy Lights Icicle Lights Net Lights

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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

【Function】 8 function modes: combination, in waves, sequential, slow glow, track/flash, slow fade, twinkle flash, steady on, which can be switched by the button on the plug.
Waterproof: The light plug adapter is waterproof according to IP44 and can be used for indoor and outdoor use. The adapter has overvoltage protection, over-current protection and short circuit protection, which is safe and stable in operation.
Timer function: quickly press the button on the transformer twice to set the timer (green light, timer is on), 6 hours on and 18 hours off.
Attention: the 31 V transformer plug adapter can power up to 1000 LED lights. However, this plug is only suitable for the 2 pin connector shown in the photo, other types are not suitable.
Application: mainly used for Christmas lights, flashing lights, fairy lights, icicle lights, net lights, etc.

9,99 €