Best Trafo 31v 6w 2025

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Last Updated - 17.07.2025

Best Choice

01

CubePlug

31V 6W LED Transformer CZJUTAI IP44 Power Supply for Christmas Lighting with Plug - EU Plug (Screw Base - Constantly On - DC31V6W)

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9.9

Exceptional

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Main highlights

Wide range of applications: this transformer is not only suitable for Christmas lighting, but also for other applications that require LED power supply, such as fairy lights, light signs, etc.
Safety and Reliability The transformer has built-in overcharge, short circuit and surge protection to ensure the safety of your Christmas lights.
IP44 protection: the transformer is IP44 rated, which means that it is splash-proof and is suitable for outdoor use, even in damp weather.
European plug: Equipped with a European plug, this transformer is compatible with standard European sockets and offers easy and convenient installation.
31V 6W HIGH QUALITY LED TRANSFORMER: This transformer is designed to provide stable and reliable power supply for your Christmas lights, ensuring trouble-free operation.

16,91 €
02

Airoads

31 V LED Power Supply, IP44 LED Transformer Driver for Low Voltage LED Adapter for Christmas Lights, Fairy Lights

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9.8

Exceptional

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Main highlights

Wide range of uses: This 31V 6W LED adapter is suitable for low voltage LED devices such as Christmas tree lights, fairy lights, projector lights, lawn lights, curtain lights, Christmas lights, etc.
Waterproof IP44: This straightforward IP44 low voltage adapter with power on mode is suitable for both indoor and outdoor use.
Please note: Please check the voltage, currents, watts and (+/-) two holes of the connector to make sure they fit your device.
Input: 220- 240 V AC, 50/60 Hz – Output: max. 31 V DC, rated power 6 W.
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13,99 €
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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9.7

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.
【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

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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9.6

Exceptional

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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!

8,99 €
Value for Money

05

KSIBNW

KSIBNW LED Power Supply Power Adapter 31 V 6 W Transformer EU Plug 8 Modes Fairy Lights Low Voltage Transformer with Timer Adapter Drive IP44 for Christmas Light, LED Strips, Fairy Lights Indoor

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9.3

Excellent

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Main highlights

【Parameters】Input: 220V-240V/50-60Hz, Output: 31V, Rated Power: 6W, can control up to 1800 LEDs. Suitable for Christmas tree lights, curtain lights, fairy lights, net lights and icicle lights
Waterproof: Christmas light power supply is waterproof according to IP44 and can be used indoors and outdoors. The adapter has a variety of built-in protection modules to effectively prevent short circuits, overcurrents, overvoltages, overloads and overtemperatures, ensuring safe and stable operation.
Timer and memory function: press and hold the button for 3 seconds to set or cancel the timer function. The indicator light turns green to indicate that the timer mode is activated (6 hours on / 18 hours off). A continuous indicator light indicates that timer mode is disabled. The memory chip remembers the last mode setting.
Note: Please check the voltage, power and the (+/-) two holes of your own fairy lights power adapter. EU plug is only suitable for the 2-pin plug shown in the photo, other types are not suitable. The transformer has no remote control function.
8 modes: 31 V power supply has 8 light modes: 1. Combination, 2. Wave, 3. Sequence, 4. Slow light, 5. Tracking/Flashing, 6. Slow fade, 7. Flashing/Flashing, 8. Steady on, you can turn it on by pressing button to switch different light effects on the plug.

7,99 €
06

Dalugo

Dalugo LED Power Supply 31 V 6 W, Power Supply Fairy Lights with 6 Hours Timer, 8 Modes and Memory Function, IP44 Waterproof LED Fairy Lights Plug for Christmas Lighting and Icicle Lights

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9.1

Excellent

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Main highlights

Timer function: press for 3 seconds until the green light is on, then the timer will be activated. The light chain lights up for 6 hours every day and turns off for 18 hours. Press and hold the button again for 3 seconds until the green light goes out and the timer function can be turned off.
Supply up to 1000 LED fairy lights, suitable for most low voltage Christmas lights. Input Voltage: 220-240V 50/60Hz Output voltage: 31V Rated power: 6W
Safe and Stable Performance The plug adapter has a variety of built-in intelligent protection modules, which can effectively prevent short circuit, over current, over voltage, overload and over temperature. The power supply is made of durable material that does not wear or tear and has a longer service life.
Memory Function Built in memory chip automatically saves the mode you set last time without having to reset mode every time.
8 Modes Control You can set 8 lighting modes by controlling the button on the transformer, which can create a warm and romantic atmosphere that makes you feel relaxed and happy.

8,99 €
07

MOOKLIN ROAM

31 V 6 W Fairy Lights Power Supply Adapter, Pack of 2 LED Power Supply, Low Voltage Transformer with 8 Light Modes and Memory Function, IP44 GS Plug for Christmas Lighting Fairy Lights (2 Pack)

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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

Wide applications: our Christmas lighting adapters are suitable for low voltage LED devices, such as holiday decorative lights, Christmas tree lights, line lights, lawn lights, curtain lights, table lamps, fountain lights, inflatable equipment, step lights, etc.
Waterproof - IP44 waterproof (not fully waterproof) for indoor and outdoor use; the housing of the power supply is corrosion resistant and can withstand years of use.
Timing settings – the inflatable decorative Christmas power adapter has a built-in timer function. By long pressing the button for 3 seconds, activate/deactivate the timer setting (6H ON, 18H OFF).
Power supply class 2 - input: 100V-240V, 50/60HZ; output: DC 31V 6W. Please check the voltage, amperage, wattage and (+/-) two holes of your plug before purchase
MULTIPLE MODES - The low voltage transformer plugs have 8 working modes: combination, in wave, sequence, slow glow, chasing/flashing, slow fade, glitter/flashing and steady on, enough to meet your needs.

8,60 €
08

Cozymeow

Cozymeow 31 V EU Plug 8 Modes Fairy Lights Power Supply Adapter with Timer, Memory Function, IP44 Waterproof Transformer for Christmas Lighting Light Net Fairy Lights Icicle Light Curtain

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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

WARNING: The voltage of the original plug you will use is 31V, if it is larger or less than 31V, once our plug is connected to your fairy lights, the string lights will continue to flash and cannot be switched to other modes. Please make sure the plug on your decorative fairy lights is 2 pin and is the same size as the fairy lights, make sure that the power of the plug is 31V 6W before replacing
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
High quality: Input: 220V-240V/50-60Hz, output: 31V, rated power: 6W, IP44 waterproof design, can operate up to 1800 LEDs. The transformer for lights has overvoltage protection, over-current protection and short circuit protection, safe and stable operation, suitable for most fairy lights, Christmas lights, light curtain, fairy lights icicle rain
8 Lighting Modes This power supply 31V has 8 lighting modes: 1. Combination 2. Wavy 3. Sequential 4. Slow glow 5. Tracking 6. Slow fade 7. Gemini 8. Steadily on, you can switch different light effects by pressing the button on the plug

9,99 €
09

LNGJIN

31 V Fairy Lights Power Supply Adapter, LED Power Supply, 31 V 6 W Plug for Fairy Lights with Memory Function, LED Low Voltage Transformer, IP44 GS Plug for Christmas Lighting, Fairy Lights

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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.

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Main highlights

Universal The power supply is suitable for 31V low voltage LED devices with power below 6W, suitable for Christmas tree lights, curtain lights, string lights, net lights and icicle lights, etc. Check if your device is suitable.
Timing function: press and hold the button for 3 seconds until the green light lights up to activate the timer. The fairy lights are 6 hours a day on and 18 hours off. Press and hold the button again for 3 seconds, the green light goes out and the timer function can be turned off.
Safe and Stable The power supply adapter has a variety of built-in intelligent protection modules, which can effectively prevent short circuits, overcurrents, overvoltages and overloads, making it safe and protected.
Multifunctional: press the button on the power supply adapter to set 8 lighting modes. The power supply automatically saves the last set mode, you do not need to reset it every time.
Input voltage: 100V-240V. Output voltage: 31V Rated power: 6W

9,59 €