OHuge™ 200W Step Down Voltage Converter Power Transformer 240V -110V/120V/100V USA/Japan by OrderHuge®
Built for Aussie homes, travellers and online shoppers — the OHuge™ ST Series is Australia’s first true Step Up and Step Down voltage transformer. Run your imported American, Canadian, Japanese, Chinese, European or UK appliances safely on Australian 240V mains, and take your Aussie appliances overseas with total confidence.
Whether you’ve scored a bargain on Amazon US, brought a rice cooker back from Japan, moved to Australia with your favourite kitchen gear, or you’re heading overseas with your Aussie hairdryer, kettle or power tools — the ST Series handles the voltage so you don’t have to think about it. Engineered for the Australian climate with overload protection, thermal cut-off, heavy-duty pressed metal pin sockets and a fitted carry strap, it delivers safety, efficiency and peace of mind every time you plug in.
One transformer. Every country.
Fast Australia-wide delivery from OrderHuge.
Introducing Australia's first true Step Up and Step Down Voltage Converter Power Transformer from OHuge™ — the smarter way for Australians to power overseas appliances at home, and run Aussie appliances anywhere in the world. Designed for the way real Australians live, shop and travel, the ST Series safely bridges the gap between 240V Australian mains and the 100V–120V supplies used across the US, Canada, Japan and parts of Asia.
Whether you're a migrant settling in with appliances from home, an expat returning to Australia with your favourite kitchen gear, an online shopper grabbing bargains from Amazon US, Rakuten Japan or eBay overseas, a tradie running imported tools on site, or an Aussie heading overseas for work or holidays — this is the transformer built around you.
Key Features
- True Two-Way Conversion: Step Australian 240V down to 100V/110V/120V for US, Canadian, Japanese and Asian appliances — or step low voltage up to 240V for your Aussie gear used overseas.
- Universal Compatibility: Supports input voltage ranges of 100V–240V, ready for use in virtually any country you travel to or shop from.
- Engineered for Australian Conditions: Designed with the heat of an Aussie summer in mind, with thermal cut-off and robust ventilation tolerance for the way most households actually install it.
- Advanced Safety: Built-in overload protection, short-circuit protection and automatic shut-off for total peace of mind at home, on site or on the road.
- Compact & Portable: Space-saving design with a fitted carry strap — easy to slide under a benchtop, stash in a cupboard, or pack into a suitcase for overseas travel.
- Built to Last: Heavy-duty construction with longer-lasting pressed metal pin sockets and a universal socket that fits two-pin, keyed two-pin and three-pin plug styles.
- Backed by OrderHuge: 12-month warranty, Australia-wide delivery, Trustpilot-verified service and friendly local support when you need it.
Stay connected, stay powered up, and take control of your electronics with confidence — no matter the voltage, no matter the country.
ST-200 at a Glance
- Runs 100V–120V AC American or Japanese appliances from 230V–240V Australian mains, and 230V–240V Aussie appliances from 100V–120V supplies overseas.
- Safe, robust, no-fuss operation — plug in and switch on.
- Ultra-compact, space-saving footprint — the smallest in the ST range, suited to desktops, bedside tables, home offices and travel bags.
- Durable heavy-duty build with thermal protection cut-off.
- Longer-lasting pressed metal pin sockets.
- Easy portability with fitted carry strap.
- Suitable for small lamps, chargers, clippers, sewing machines and a wide range of compact household appliances up to 200W.
- Fast Australia-wide delivery from OrderHuge — including metro and regional addresses.
- Backed by genuine OrderHuge customer support and Trustpilot-verified service.
Specifications
| Product Code | ST-200 |
| Type | Autotransformer |
| Input Voltage | 240V AC (Australian mains) |
| Input Frequency | 50Hz / 60Hz |
| Input Fuse | 1A |
| Output Voltage | 100V & 110/120V |
| Output Frequency | 50Hz / 60Hz |
| Continuous Output | 160 Watts |
| Maximum Output (1 Hour) | 200 Watts |
| Dimensions | 13 × 9.5 × 9.5 cm (L × W × H) |
| Weight | 1.8 kg |
| Input Cable Length | 75 cm |
| Colour | Black |
| Warranty | 12 Months (in line with Australian Consumer Law) |
Compatible Devices — Popular with Aussie Buyers
- USA and Japanese bedside lamps and desk lamps — a popular use for expats and international students.
- iPhone, iPad and iPod chargers and docking speakers — ideal for US-purchased Apple accessories.
- Small battery chargers — compact camera chargers, shaver chargers and personal device chargers.
- Hair clippers and personal grooming devices — including standard-motor models up to 150W.
- Consumer sewing machines — lighter Brother, Janome and Singer consumer models. For overlockers or heavier machines, use the ST-500 or STIS-300TP.
- Standard cordless drill chargers — Makita, Milwaukee, DeWalt and Bosch standard chargers. LiPo and lithium fast chargers require the STIS-300TP or higher.
- Chef's Choice Food Slicers — Models 609C, 610, 615.
- Small Japanese rice cookers and compact kitchen appliances — particularly popular with Japanese-Australian and Asian-Australian households.
Choosing the Right Step Down Voltage Converter for Your Imported Appliance
Power (Watts) = Current (Amperes) × Voltage
Before purchasing, take a moment to check these simple tips so you order the right model for your appliance the first time.
1. What size converter do you need? Start with the total power draw in watts shown on your 110V–120V US or 100V Japanese appliance. Most appliances display three figures along the lines of: "Input 120V 60Hz and either xx Amps or xx Watts" As long as you have any two of those values, you can work out the third using the formula above.
2. Short-term use or running all day? Every transformer in the OrderHuge x OHuge® ST range carries two power ratings. The first rating applies to use of one hour or less; the second applies to continuous use over an hour. These safety parameters keep the converter running cool — important in Australian summer heat — and ensure long-term reliability.
Many Aussie households place converters behind appliances, inside cupboards or under benchtops, sometimes restricting airflow. Always leave adequate ventilation around the unit to prevent overheating, especially during warmer months.
Example: If your appliance is rated 120V 60Hz at 6.15A, the maximum current draw is 120 × 6.15 = 738W. The best-matched transformer is the ST-1000 for short use, or step up to the ST-1500 or STIS-1000TP for continuous operation.
3. Does it have a motor, pump, heating element or compressor? Appliances with any of these components — fridges, vacuums, espresso machines, power tools, washing machines — pull a large surge of current at start-up. As a rule of thumb, select a transformer rated 3 to 6 times the appliance's stated power draw.
If you're unsure, contact OrderHuge Live Support and we'll recommend the right model based on your appliance and how you plan to use it.
4. Two-pin or three-pin plug? All OrderHuge x OHuge® ST Series Step Down Converters feature universal sockets that accept all three common overseas plug styles: two flat pins, two pins with one thicker (keyed), and three pins (two flat with one round earth). No adapters needed.
5. Why won't my appliance plug in easily? All OrderHuge ST Series converters are built with high-quality pressed metal pin sockets. On first use you may need a small amount of firm pressure to insert your plug — this is completely normal and ensures a tight, long-lasting electrical connection that won't loosen over time.
6. What about the frequency difference — 60Hz vs Australia's 50Hz? Australia runs on 50Hz, while the US, Canada and Japan use 60Hz. Here's what that means for your appliance:
- Motorised appliances typically run 8–10% slower. For fridges, simply adjust the thermostat one setting cooler.
- Speed-controlled items like sewing machines and most turntables are largely unaffected. Some turntables with digital speed controllers may behave differently.
- Home AV receivers are mostly unaffected, although some chipsets controlling the video signal can struggle to sync with your Australian TV — Onkyo AV receivers are one example.
- Game consoles vary widely. Some models work fine with a converter, others don't. Get in touch with OrderHuge support for model-specific guidance before purchase.
- KitchenAid mixers — for KSM 150 Series mixers (the standard range), the ST-500 is the correct choice. For the KitchenAid Pro range, you'll need the ST-1000.
Shop with OrderHuge — Australia's trusted source for safe, reliable, two-way voltage conversion. Fast Australia-wide delivery · Local support
| Sendle Length | 1 |
|---|---|
| Sendle Width | 1 |
| Sendle Depth | 1 |

Sign In