TM333-500VA
ShunHong
B5002
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Product Features & Benefits
| Enterprise whatsapp account: +86-13690698363 |
Brought to you by Shunhong—a name synonymous with transformer excellence for over 38 years—the TM333-500VA (SKU: MB5002) voltage converter is engineered to bridge the gap between different global power standards. If you own high-quality European, UK, or Chinese personal care or desktop devices rated at 220V, this step-up transformer lets you use them seamlessly on standard US 110V/120V outlets.
Key Features & Benefits:
Reliable Engineering: Backed by decades of manufacturing pedigree to ensure safety, thermal stability, and long-term reliability.
Ultra-Quiet Operation: Operates silently without disruptive buzzing, blending effortlessly into your daily routine.
Compact & Portable: Space-saving design that fits neatly on a desktop, nightstand, or vanity without cluttering your space.
Important Note: To ensure safety and longevity, please verify that your appliance's power consumption does not exceed the 50% capacity of this converter.
Visual Power Indicator LED
Dual-Side Convection Airflow Ventilation
Wall-Mount, Vertical & Flat Multi-Positioning
Physical One-Touch Switch & Zero-Unplug Standby
Full-Rated Capacity with Cold-Rolled Toroidal Core
Careful-craftsmanship
Technical Specifications
| Merchant Code (SKU) | MB5002 |
| Model Number | TM333-500VA |
| Rated Power Capacity | 500VA |
| Max Current | 0.3A |
| Voltage Conversion | 110V Input → 220V Output (Step-Up) |
| Input Plug Type | US Standard 3-Prong Grounded Plug |
| Output Socket Type | 1× Universal 220V 5-Hole Socket |
| Casing Material & Color | Industrial Matte Grey / Flame-Retardant Iron Metal |
| Core & Winding | Premium Cold-Rolled Silicon Steel + Toroidal Aluminum Winding |
| Cooling Method | Dual-Side Natural Convection Air Vents |
| Net Weight / Gross Weight | 1.6 KG / 2.0 KG |
| Unit Dimensions (L*W*H) | 16.5 × 12 × 7.5 cm |
| Package Dimensions | 26 × 16 × 13 cm |
| Safety Certifications | FCC, RoHS, CQC, CE Quadruple Certified |
Compatible Devices & Applications
The TM333-500va step-up transformer is recommended for use with appliances under 250W.
Recommended Match
| high-wattage heating elements (hair dryers, electric kettles, ovens). Always verify your appliance label before powering on. |
Target Applications:
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Related model
How to Use This Voltage Converter
Frequently Asked Questions About Voltage Converters
In today's globalization, voltage converters have become an indispensable tool in the use of transnational electrical appliances. To help you better understand and use voltage converters, here are some key questions and their answers:
Safety and environmental certification
Our voltage converter products have been subjected to rigorous quality inspection and have obtained a number of international and domestic certifications including CE, ROHS and FCC. These certifications ensure that products meet international standards in terms of electrical safety, environmental standards and electromagnetic compatibility, providing you with a safer and more environmentally friendly experience.
Adapter type
Our voltage converters are designed for appliances requiring 110V to 220V voltage and are suitable for a wide range of household appliances such as air purifiers, desk lamps, toothwashers, breast pumps, etc. In addition, it is also suitable for office equipment such as small printers and scanners, as well as beauty salon and medical products such as home curling irons, face steamers and home blood pressure monitors.
After-sales service
We provide a comprehensive after-sales service, including product consultation, user guidance and breakdown repair. Our customer service team is ready to answer your questions and provide technical support. We also provide a certain period of warranty service to ensure that your use of the process is worry-free.
Select the appropriate voltage converter
When choosing a voltage converter, the rated voltage and power of the appliance must first be considered to ensure that the output specifications of the converter match the needs of the appliance. Secondly, according to the frequency and duration of use of the appliance, choose a converter that can continue to provide stable power. Finally, consider the brand reputation, product quality and price, choose cost-effective products.
Preparation before selection
Before choosing a voltage converter, you need to know the rated voltage and power of the appliance and confirm the supply voltage in your area. At the same time, consider the use of the electrical environment and frequency, choose the appropriate converter type and brand. Learn about the different brands and prices in the market to help you make an informed choice.
Region selection
When choosing a voltage converter, it is necessary to consider the voltage standards of different regions. For example, if you use American appliances in Europe, you should choose a 220V to 110V converter; If you use European appliances in the United States, you should choose a 110V to 220V converter.
Determine the transformer power
Because the transformer will have a loss at work, it is recommended to choose a converter with a power greater than 100% of the electrical power. For example, if the electrical power is 200W, a converter above 400W should be selected.
Search for power parameters
The power parameters of an appliance can usually be found on the device itself, on the bottom, or in the manual. Please check these places carefully for accurate power information.
Can the TM333-500VA run a 220V Chinese hair dryer in the United States?
No. Most hair dryers draw between 1200W and 2000W, which will overload this 500VA unit. For hair dryers, please choose the TM888-2000VA or TM111-3000VA. The TM333 is tailored strictly for devices under 250W such as shavers and toothbrushes.
Does this converter consume a lot of electricity when plugged in, and will it overheat?
No. The TM333 features a dedicated mechanical rocker switch. Flipping it off completely cuts standby power to zero without physical wall unplugging. The bilateral convection grilles maintain steady, safe thermal dissipation.
Does the unit support wall mounting?
Yes. Pre-molded mounting keyholes on the back plate allow effortless wall hanging near vanity desks or bathroom drywall, freeing up valuable counter space in overseas apartments.
