The Best 3000W Transformer of 2021 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 3000W Transformer of 2021. Check our ranking below.

2,597 Reviews Scanned

SaleRank No. #1
Rockstone Power 3000 Watt Voltage Converter Transformer - Heavy Duty Step Up/Down AC 110V/120V/220V/240V Power Converter - Circuit Breaker Protection – DC 5V USB Port - CE Certified [3-Year Warranty]
  • 3000 Watts Heavy Duty Step Up/Down Voltage Transformer Converter. Step Up Voltage from 110-120 Volts to 220-240 Volts. Step Down Voltage from 220-240 Volts to 110-120 Volts.
  • Patented Simultaneous 3-Mode Output: 5V USB Port / 120V USA Output Socket / 220V Universal Output Socket. CE Certified. 3-Year Manufacturer's Limited Warranty. Metal Casing. Full Range Fuse Protection. Full Range Over Current Protection.
  • RockStone Power proudly supports the United States Military since 2001, and have became a proud supplier for Tesla Inc. since 2018. Shipping is available to all Overseas Military APO/FPO/DPO addresses.
  • For safety reasons, it's recommended to use a Voltage Converter/Transformer that's max watts is at least 50% higher than your appliance. For example; 3,000 transformer can be only be used with an appliance that uses up to 2,000 Watts that is to prevent damage from the transformer itself and the appliance being used.
  • Package Contents: Rockstone Power 3000 Watt Heavy Duty Voltage Transformer Converter, Hardwired Heavy Duty Insulated Power Cord with USA Grounded 3-Prong Plug, American to European Grounded Schuko Wall Outlet Plug Adapter, 2 PCS Spare Fuses, and Instruction Manual.
Rank No. #2
ELC T-3000UD T-3000+ 3000-Watt Voltage Converter Transformer - Step Up/Down - 110V/220V - Circuit Breaker Protection Heavy Duty [3-Years Warranty]
  • Up to 3000 watt maximum capacity, heavy duty step up/down voltage converter transformer (110/120V 220/240V)
  • Note: This converter is designed only for European/Asian 220V (Single Phase), it will not work with American 220 (dual phase)
  • Dual circuit breakers protection for each voltage (120V & 220V) 1 x 110V socket, 1 x Universal 220V socket weight: 15 lbs., Dimensions: 10.25" X 8" X 4.5", ce certified
  • Max - 3000 watt for 30 minutes Use. For continuous use: 1500W. Make sure you multiply x2 the wattage of your item and get a transformer bigger than that
  • Warning: We do not recommend for high wattage heat producing items such as coffee maker, expresso machine, toaster & welding equipment etc
Rank No. #3
ELC T-3000 3000-Watt Voltage Converter Transformer - Step Up/Down - 110V/220V - Circuit Breaker Protection [3-Years Warranty], black
  • Up to 3000 Watt Maximum Capacity, Heavy Duty Step Up/Down Voltage Converter Transformer (110/120V <> 220/240V)
  • NOTE: This converter is designed only for European/Asian 220V (Single Phase) , it will not Work with American 220 (Dual Phase)
  • Dual Circuit Breakers Protection for Each Voltage (120V & 220V) 1 x 110V Socket, 1 x Universal 220V Socket Weight: 15 lbs., Dimensions: 10.25" x 8" x 4.5", CE Certified
  • MAX - 3000 Watt for 30 Mins Use. For continuous use: 1500W. Make sure you multiply x2 the wattage of your item and get a transformer bigger than that
  • WARNING: We do not recommend for high wattage heat producing items such as Coffee Maker, Expresso Machine, Toaster & Welding Equipment ETC
Rank No. #4
3000 Watt Voltage Converter Transformer by LiteFuze - Step Up/Down - 110V/220V - Circuit Breaker Protection -Heavy Duty/ - Convertingbox Technology - LT Series [5-Years Warranty]
  • Up to 3000 Watt Maximum Capacity, Heavy Duty Step Up/Down Voltage Converter Transformer (110/120V 220/240V) - Detachable Cord for Easy Switching to the correct country cord.
  • NOTE: This converter is designed only for European/Asian 220V (Single Phase) , it will not Work with American 220 (Dual Phase)
  • Dual Circuit Breakers Protection for Each Voltage (120V & 220V) 1 x 110V Socket, 1 x Universal 220V Socket Weight: 17. 90 lbs. , Dimensions: 7. 50" x 6. 50" x 10. 50", CE Certified
  • MAX - 3000 Watt for 30 Mins Use. For continuous use: 2000W. For Heat Producing products make sure you multiply x2 the wattage of your item and get a transformer bigger than that
  • LiteFuze Comes with 5 Year - If any issues with our product please feel free to contact us and we will get this resolved as soon as possible. It is equiped with convertingbox technology for light weight and more effecieny.
Rank No. #5
ZooTek 3000-Watt Voltage Converter Transformer - Step Up/Down - 110V/220V - Circuit Breaker Protection
  • Up to 3000 Watt Maximum Capacity, Heavy Duty Step Up/Down Voltage Converter Transformer (110/120V 220/240V)
  • Dual Circuit Breakers Protection for Each Voltage (120V & 220V) 1 x 110V Socket, 1 x Universal 220V Socket Weight: 15 lbs., Dimensions: 10.25" x 8" x 4.5", CE Certified
  • 220 volt only universal outlet which accepts plugs from most countries.
  • Circuit breakers protects the equipment against overload.
Rank No. #6
3000W Voltage Power Converter Voltage Converter Transformer, Step Up Step Down Power Converter, Converts 220V to 110V and 110V to 220V - Fuse Protected 110V⇋220V (USA Stock)
  • 【3000 Watts Voltage Converter】 Works as a step-up /step down transformer that converts 110 Volts to 220 Volts and 220 Volts down to 110 Volts.
  • 【Five Outputs】There are a total of five outputs on the front panel. Four are grounded outputs, two designated for 110 volts with a US standard outlet, the other two for 220 volts only with a universal outlet. The last one is a 5V standard USB jack.
  • 【Multifunctional Voltage Converter】For most common household appliances and electrical devices that consume up to 3000watts.
  • 【Specifications】: Maximum power capacity:3000W; Size:13*10*8in; G.W:8.5kg/18.7lb
  • 【Note】It's recommended by the manufacturer that the voltage transformer’s maximum power should be equal or greater than the power rating of your appliance multiplied by 1.5. For example, if you have an appliance rated at 100 watts, you will need to pick a transformer with a maximum power of 150 watts or greater. (The power of our transformer must be 2.5 times larger than the buyer's appliance to be used normally)
Rank No. #7
3000W Voltage Converter Transformer Step Up/Down 110V to 220V 220V to 110V Power for Both Home use & Industrial Applications. (Type1)
  • #The machine is rated at 3,000 watts maximum.
  • #It features a heavy-duty cord with a standard US 3-prong plug plus a free American to German outlet plug adapter.
  • #There are a total of five outputs on the front panel,five outputs can be used simultaneously & continuously.
  • #The voltage transformers offer you a safe, reliable, affordable & convenient solution to converting voltages from 110 volts up to 220volts or from 220 volts down to 110 volts for both home use & industrial applications.
  • #Note:For safety, it’s recommended by the manufacturer that the voltage transformer’s maximum power should be equal or greater than the power rating of your appliance multiplied by 1.5. For example, if you have an appliance rated at 100 watts, you will need to pick a transformer with a maximum power of 150 watts or greater.(The power of our transformer must be 2.5 times larger than the buyer's appliance to be used normally.)
Rank No. #8
Power 3000W Step Up/Down Voltage Transformer Converter - Step Up & Step Down 110V/220 Volt - 5V-USB Ports -Circuit Breaker Protection - CE Certified
  • Highly functional converter - 3000 Watts step-up and step-down AC voltage transformer has the safe, cost-effective ability to convert from 110V up to 220V or from 200/220/240V down to 110V, (Please note a voltage converter does NOT change the frequency, in another word, what goes in is what comes out, either 50 Hz or 60Hz)
  • Stable output consumption - Patented Simultaneous 4-Mode Output: 110V/ 220V Universal Output Socket,and two 5V USB Port. CE Certified. high efficiency toroidal Power 3000 Watt transformer with stable output and low consumption.Built-in silence equipment to lower the noise.
  • Effective transformer converter - For continuous use , the maximum capacity up to 1500 watt maximum capacity that is to prevent damage from the transformer itself and the appliance being used,most suitable and cost-effective for devices such as rice cookers, hot water pots, household food mixers, blenders with the Maximum Power Consumption (MPC) between 1000 and 1500 watts.Warning: We do not recommend for high wattage heat producing items such as expresso machine, toaster & welding equipment etc
  • Easy start functional - This premium and highly functional transformer converter has a soft-start circuit is built inside to prevent an inrush current at the starting moment. Home circuit breaker not trip off at the starting moment.As well as for security and ensuring the longevity of connected devices/appliances.
  • You are guranteed that you will get a replacement or the payment refund if you are unsatisfied with it.The Power 3000 Watts regulator’s compact size of 7.7*6.1*4.9inch(19.5*15.5*12.5CM) allows for easy transport.
Rank No. #9
3000W Auto Step Up & Step Down Voltage Transformer Converter, ST-Pro Series Heavy-Duty AC 110/220V Converter with US Standard, Universal, Schuko AC Outlets & DC 5V USB Port by Goldsource
  • ★EASY START FUNCTION: This premium and highly functional transformer converter has a soft-start circuit is built inside to prevent an inrush current at the starting moment. Home circuit breaker not trip off at the starting moment. It comes with four input voltages selectable: 110V/200V/220V/240V.
  • ★HIGHLY FUNCTIONAL CONVERTER: This CE Certified step-up and step-down AC voltage transformer has the ability to convert from 110V up to 220V or from 200/220/240V down to 110V. (Please note a voltage converter does NOT change the frequency, in another word, what goes in is what comes out, either 50 Hz or 60Hz)
  • ★BEST EFFECTIVE TRANFORMER CONVERTER: Unlike other converters, we have designed this one with 3,000 watts Maximum Load Capacity (MLC), most suitable and cost-effective for devices such as rice cookers, hot water pots, household food mixers, blenders with the Maximum Power Consumption (MPC) between 1050 and 2250 watts.
  • ★QUALITY STABLE OUTPUT CONSUMPTION: This voltage transformer has 100% loading capacity. It has 4 AC outlets including two 110V US standard, one 220V Universal and one German/French Schuko plus one DC 5V USB which makes it work perfectly well.
  • ★100% SATISFACTION GUARANTEED: As a brand, we believe in quality not quantity! We give instant full refund and free replacement if the product have any problems for using. All our 3000W auto step up and down voltage transformer converter are made to fully work at its best for your comfort & satisfaction. It is certified & we offer you 3-year manufacturer’s limited warranty.
Rank No. #10
Norstar DAVR-3000 3000 Watt 110/120 to 220/240 or 220/240 to 110/120 Step UP and Down Voltage Transformer and Automatic Voltage Regulator Stabilizer
  • Norstar DAVR-3000 110/120 to 220/240 or 220/240 to 110/120 Step UP and Down Voltage transformer and Automatic Voltage Regulator
  • Digital display meters are more accurate stable and easy to read the voltage status at a glance.
  • This unit comes with individual circuti breakers for both input and output voltage along with dual swiches which ensures double protection
  • This unit has a built-in new generation CPU which ensures consistency and stability to the AVR unit
  • 3000 Watt Max Load Capacity. Great for electronics and refrigeration appliances. Single Phase. Input/Output frequency 50Hz.

Last update on 2021-02-04 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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  3. Specifications: How powerful they are can be measured.
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