SHJY-500VA
Shunhong
N5001
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Product Features & Benefits
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Crafted with pride by Shunhong—an authentic transformer manufacturer with a continuous 38-year legacy since 1987—the SHJY-500VA 500W step down transformer redefines home voltage conversion. Encased in a stylish white casing with a clean aesthetic and vertical upright design, it converts domestic 220V power to 110V and 100V dual outputs. Tailored for imported Japanese beauty devices, personal styling tools, audio equipment, and compact home appliances, it delivers whisper-quiet, ultra-stable AC power. Engineered with a detachable power cord, built-in fuse protection, and smart thermal overheat sensors, it ensures unwavering safety for your prized overseas appliances, backed by stable factory proBuilt-in Fuse Safety & Smart Thermal Cut-Off
Protection System: Built with a comprehensive multi-protection system including a replaceable fuse safety cartridge and a smart thermal sensor that instantly shuts off power if core temperatures rise excessively.duction lines and customizable OEM/ODM services.
1、110V & 100V Dual Output Sockets for American & Japanese Gear
The SHJY-500VA solves voltage discrepancy once and for all: port 1 outputs 110V for US electrial gear, and port 2 outputs exact 100V for Japanese appliances. No risk of overheating fragile Japanese circuits.
2、Stylish White Casing & Vertical Standing Space-Saving Design
Boasting a sleek white design, clean lines, and an upright orientation, it looks right at home next to skincare products on a vanity table or alongside desktop electronics without cluttering.
3. Integrated power cord, easier to place
With an integrated power cord, there's no need to separately store the power cord, and you don't have to worry about losing it.
4. Multi-layer safety protection: intelligent overheat protection sensor and flame-retardant protection
Integrated multiple safety protection systems: The overheat protection sensor effectively prevents overheating from getting out of control during prolonged use, and the flame-retardant material makes the usage safer.
5、Toroidal Core Architecture: 85% Efficiency & Whisper-Quiet Operation
Built around a continuous-wound grain-oriented toroidal core that eliminates air gaps, reducing electromagnetic interference and stray fields. Enjoy quiet running even in tranquil bedrooms.
6、Shunhong 38-Year Direct Manufacturing Plant & Reliable Supply Chain
Manufactured by Shunhong, founded in 1987. Benefit from direct-from-factory pricing, rock-solid raw material supplies, stable lead times, and global OEM/ODM customization services.
110V US & 100V Japan Voltage Calibration
Power button
Short-circuit protection
Bilateral convective heat dissipation
Flame retardant protection
Temperature control protection
Technical Specifications
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| Product Item Code | N5001 | Model Number | SHJY-500VA | |
| Rated Capacity | 500VA | Recommended Usage Power | Continuous load recommended below 400W | |
| Voltage Conversion Spec | 220V to 110V & 100V Dual Synchronous Output | Input Configuration | Integrated 3-prong standard power cord (~1.2m length) | |
| Output Socket Layout | Left 110V US 3-prong socket + Right 100V US/JP 3-prong socket (Dual independent) | Control & Indicator | Physical independent ON/OFF power switch + LED power indicator | |
| Housing Color & Material | Classic Pure White, High-strength Flame-Retardant ABS shell | Core & Winding Material | High-permeability cold-rolled silicon steel core, premium aluminum toroidal winding | |
| Cooling Method | Convection ventilation holes for natural airflow dissipation | Electrical Ratings | Max through-current 2.5A, noload idle current ~7mA | |
| Net Weight / Gross Weight | Net weight ~2.75kg / Gross weight with packaging ~3.1kg | Product Dimensions | 19.0 × 15.0 × 6.5 cm | |
| Package Dimensions | 26.0 × 25.0 × 14.0 cm | Safety Protection System | Flame-retardant protection, smart thermal protection, overload protection, short-circuit protection & non-slippads | |
| Brand Heritage & Certs | Shunhong (Est. 1987, 38 years heritage), certified by CE, FCC, RoHS, CQC | |||
Compatible Devices & Applications
Compatible Appliance List
Mid-Tier Japanese Beauty Gear, Styling Irons & Home Gadgets (<400W)
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Ensure your appliance rated wattage label is strictly 400W or lower for continuous use. The integrated heavy-duty power cord, flame-retardant casing, smart thermal sensor, and overload protection ensure safe, dependable continuous operation. | |
How to Use This Voltage Converter
Frequently Asked Questions About Voltage Converters
Q1: Can the SHJY-500VA power Japanese RF beauty devices like Artistic & Co or Ya-Man?
Yes, perfectly. Japanese beauty devices operate at 100V and typically draw between 20W and 120W, well within the SHJY-500VA recommended continuous capacity under 400W. Use the dedicated right-hand 100V socket on the casing to provide exact Japanese voltage without overvolting your delicate facial tool.
Q2: How does the SHJY-500VA compare to the smaller SHJY-300VA model?
Both feature our sleek white design, dual 110V/100V sockets, and thermal protections. The SHJY-500VA provides 500VA capacity suitable for continuous loads up to 400W (with 2.5A max load and 2.75kg solid toroidal core), making it ideal for multi-functional styling tools and desktop printers, whereas the 300VA is tailored for small gadgets under 240W.
Q3: Why does the SHJY-500VA use an integrated power cord, and how does safety protection work?
The SHJY-500VA uses a factory-sealed integrated 1.2m power cord with heavy-duty strain relief, eliminating contact resistance, sparks, and cord misplacement. For comprehensive safety, it is equipped with flame-retardant casing protection, smart thermal cut-off sensor, and dynamic overload protection to automatically prevent fire risks and overcurrent.
Q4: Is the SHJY-500VA noisy when running in a bedroom or quiet office?
No. The SHJY-500VA employs a cold-rolled silicon steel toroidal core with high-grade aluminum winding that operates virtually noiselessly with only ~7mA no-load current. Heat is dissipated naturally through convection vents without an internal fan, eliminating fan noise.
Q5: What protection measures are in place if the transformer encounters overload or overheating?
It features multi-layer protection including high-temperature flame-retardant casing, smart thermal protection with an overheat cut-off sensor, and dynamic overload protection. If an overload or abnormal temperature rise occurs, power is instantly disconnected to safeguard your appliances, resetting safely once cooled.
