December 14, 2025

Seven Star THG-20000 | 20,000W Step Up & Down Voltage Converter Transformer (110V ↔ 220V)

Original price was: $874.99.Current price is: $799.99.

The Seven Star THG-20000 is a heavy-duty 20,000-watt step up & step down voltage converter designed for industrial, commercial, and residential use. It safely converts 110/120V to 220/240V or 220/240V to 110/120V, making it ideal for running appliances and equipment from different countries.

Quantity Based Discount Pricing

Minimum 1 pcs.Minimum 3 pcs.Minimum 6 pcs.Minimum 11 pcs.
$799.99$775.67$743.35$727.19
SKU: thg-20000 Categories: , Brand:

Key Features:

– 20,000W Maximum Capacity – Suitable for high-powered appliances and industrial machines.
Dual Step Up/Down Functionality – Converts 110V to 220V or 220V to 110V.
– Durable Build with 2 Heavy-Duty Carrying Handles – Easy portability despite its 95 lbs weight.
– Compatible with 50Hz/60Hz – Works worldwide.
– Continuous Heavy-Duty Use – Reliable for long operational hours.
– Built-in Safety & Overload Protection – Prevents equipment damage.

Specifications:

– Wattage: 20,000W (max)
– Input Voltage: 110/120V or 220/240V
– Frequency: 50Hz/60Hz

Ideal For:

– Factories & industrial equipment
– Large home appliances (international relocation)
– Businesses importing/exporting electronics
– Areas with frequent voltage fluctuations

Frequently Asked Questions

Q: Can the THG-20000 run continuously?
A: Yes, it’s designed for continuous heavy-duty use with built-in overload protection.

Q: Does it work worldwide?
A: Yes, it’s compatible with both 50Hz and 60Hz frequencies.

Q: What appliances can I use with this converter?
A: It supports high-powered machines, large appliances, and industrial equipment up to 20,000 watts.

Weight 95 lbs
Dimensions 16 × 14 × 13 in
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