VOLTAGE CONVERTER& Transformer
Manufacturer in China

Engineered specifically for Chinese students, expatriates, and travelers in North America, the Shunhong (copper)SHJY-500VA (SKU: TN5002) step-up voltage converter seamlessly elevates American 110V mains power to synchronized dual 220V Chinese standard outputs. Housing a 100% pure copper toroidal winding and cold-rolled silicon steel core within a sleek flame-retardant white casing, this converter minimizes electrical resistance and operating heat while eliminating voltage drift. With isolated dual Chinese 5-hole sockets and eight-fold integrated safety protections, it powers two domestic personal care or countertop gadgets simultaneously without cluttering your apartment space.

100% Pure Copper Toroidal Core
Constructed with high-density pure copper wiring and cold-rolled silicon steel, ensuring superior electrical conductivity, low operating temperatures, and ripple-free 220V output.

Dual Synchronized 220V Outputs
Equipped with left and right isolated China 5-hole grounded outlets, allowing two domestic appliances to run simultaneously on US 110V power without purchasing multiple bulky converters.

8-Fold Integrated Safety Shield
Integrates short-circuit cut-off, smart thermal sensors, anti-EMI shielding, leakage lock, flame-retardant ABS body, convection vents, anti-slip pads, and auto-reset capability.

Silent, Magnet-Free & Travel-Ready
Whisper-quiet performance below 20dB ensures peaceful nights. Built without permanent magnets or hazardous liquids, completely compliant with civil aviation and high-speed rail luggage rules.

One-Touch Switch & Integrated Cable
Features a tactile rocker switch with an illuminated status LED, alongside a factory-molded 1.2m heavy-duty US grounded power cable for secure connection and zero idle battery drain.

The Shunhong TM111-3000VA (Merchant SKU: MB30002) is the flagship 3000w voltage transformer and 3000va step up voltage converter manufactured by Shunhong with 38 years of heavy transformer manufacturing supremacy. Purpose-built as a heavy duty 3000w voltage converter, it effortlessly steps up North American 110V/120V to 220V, driving ultra-high-wattage 220V appliances—including continuous induction cookers, commercial high-speed blenders, multi-boiler espresso machines, and workshop tools.

 

Flagship 3000VA Heavy-Duty Step-Up for Whole Kitchen & Workshop

A commercial grade 3000va transformer 110v 220v and 120v to 220v transformer 3000w that conquers heavy Chinese cooking and workshop gear with rock-solid stability

 

3000VA Peak Capacity with 1500W Continuous Load Headroom

Serves as an essential 3000VA voltage converter for Electric rice cooker with 1500W safe continuous ceiling, easily absorbing heavy motor starting surge currents.

 

Industrial Toroidal Silicon Core with High Magnetic Flux

A high power step up voltage converter and ac voltage transformer 3000VA heavy duty engineered with oversized grain-oriented toroidal core for clean sinusoidal output.

 

Heavy-Gauge Steel Armor & High-Throughput Heat Vents

Constructed as a 110v to 220v converter 3000VA and 110v input 220v output transformer 3000va with thick fire-resistant steel shielding and dual-flank airflow grilles.

 

38-Year Factory Direct Quality, Heavy-Duty Switch & FCC/CE Approved

A premier heavy duty 3000Va voltage converter from Shunhong 38-year factory direct supply, fitted with a high-current rocker switch and full FCC, CE, RoHS, and CQC safety compliance.

The Shunhong TM888-2000VA (Merchant SKU: MB20002) is a premier 2000w voltage converter and 2000va step up transformer built by Shunhong with nearly four decades of magnetic engineering excellence. Designed as a high-capacity 110v to 220v voltage converter 2000VA, it reliably powers imported 220V luxury appliances—including European espresso makers (DeLonghi, Breville), high-wattage hair stylers, and cooking appliances—on North American 110V/120V power outlets.

 

Heavy-Duty 110V to 220V Step-Up Conversion for Luxury Appliances

A high-performance 110v input 220v output converter 2000va and 120v to 220v voltage converter 2000VA providing clean, surge-protected 220V electricity for high-demand household devices.

 

2000VA Genuine Rating with Generous 1200W Continuous Headroom

A continuous duty 2000va step up converter engineered with a 1200W recommended load, functioning as a dedicated espresso machine 110v to 220v transformer

 

Oversized Toroidal Core & Thermal Endurance

A 2000VA step up converter built with grade-A cold-rolled silicon steel, delivering superior electromagnetic coupling and minimal core loss during heavy extractions.

 

Dual Convection Cooling Matrix & Fire-Retardant Steel Chassis

Engineered as a heavy duty 2000VA step up transformer with bilateral thermodynamic grilles and a shock-resistant metal casing for seamless countertop or wall integration.

 

38-Year Shunhong Manufacturing, Master Cutoff & Quad Certifications

A wallet friendly 2000VA voltage transformer from Shunhong 38-year factory, equipped with a high-amperage rocker master switch and full FCC, CE, RoHS, and CQC approvals.

 

Engineered specifically for authentic Japanese imported home appliances and personal care devices, the Shunhong SHJY-500VA (Merchant SKU: N5003) step-down voltage transformer provides precise conversion from standard 220V domestic wall power down to dual stabilized 100V outputs. Housed in a modern sleek white fire-resistant ABS casing, this compact unit breaks away from unsightly industrial transformers to blend seamlessly onto dressing tables and bathroom vanity counters. Featuring a precision-wound toroidal silicon steel core and an integrated heavy-duty power cable, it powers Japanese hair styling tools, facial care wands, electric shavers, and compact countertop electronics with whisper-quiet, whisper-cool stability. Certified by CE, RoHS, FCC, and CQC with an 8-fold multi-protection safety matrix, it delivers factory-grade reliability backed by Shunhong’s 38-year transformer heritage.

Dual Bilateral 100V Outlets for Simultaneous Multi-Device Operation
Features two independent bilateral 100V sockets on the left and right sides of the chassis. Both ports deliver regulated 100V Japanese standard voltage simultaneously, allowing you to run two imported gadgets—such as a curling wand and a vanity mirror—without buying extra converters or cluttering your tabletop.

Precision Toroidal Silicon Steel Core with Ultra-Low Idle Standby Loss
Built with high-permeability cold-rolled toroidal silicon steel core and tightly wound aluminum coils. The closed-loop magnetic circuit ensures high power efficiency (≥80%), an ultra-low idle standby current of just ~7mA, and zero voltage drift, shielding delicate microcomputer control boards from voltage stress.

Sleek Minimalist White Fire-Resistant Casing with Integrated Cable
Constructed from flame-retardant grade ABS+PC engineering plastic that resists high heat and physical impacts. Paired with an integrated 1.2m molded power cable (0.5mm² pure copper core), it eliminates loose plug connections, spark hazards, and wire fraying for maximum peace of mind.

8-Fold Full-Spectrum Safety Protection with Automatic Fault Recovery
Comprehensive protective array covers thermal cut-off sensor, millisecond short-circuit cut-off, EMC radiation shielding, leakage protection, fire-resistant shell, bilateral convective vents, non-slip base pads, and automatic restart upon fault resolution without manual fuse replacement.

Whisper-Quiet (<20dB) Acoustic Profile & Travel Transport Compliance
Operates under 20dB with natural convection cooling—no mechanical fans or buzzing resonance. Built completely free of liquid electrolytes or strong unshielded magnets, meeting full aviation baggage and high-speed rail passenger transportation compliance for effortless portability.

 

Built with over 38 years of transformer manufacturing expertise directly from our dedicated factory, this 1500VA unit delivers stabilized, continuous 110V output backed by a heavy-duty cold-rolled silicon steel toroidal core that guarantees ultra-low magnetic loss, whisper-quiet operation, and long-term durability.

• High-Flux Cold-Rolled Toroidal Core: Delivers over 50% power conversion efficiency with high magnetic saturation, minimizing heat dissipation and eliminating electrical buzzing even under continuous 750W appliance loads.
• Flame-Retardant Metal Enclosure: Built with an impact-resistant, fireproof iron casing and dual-flank 3D convection cooling louvers to disperse heat efficiently and prevent thermal derating.
• Switch with Zero-Standby Draw: The prominent physical power switch and real-time status LED let you isolate mains power instantly, cutting idle power consumption to zero without unplugging appliances.
• Versatile 3-Way Placement: Robust 3.8 kg architecture supports wall-mount suspension, vertical tower standing, or flat horizontal placement, making it adaptable to kitchen countertops, audio consoles, and home workshops.

 

 

Top Technical Highlights

 

Dual-Port Bilateral 110V & 100V Heavy-Duty Output: Simultaneous Power for 2 Appliances
Features separate heavy-duty US-standard 3-prong sockets on both flanks with isolated circuitry. Delivers simultaneous calibrated 110V power on the left and 100V on the right, enabling you to run an American coffee maker alongside a Japanese IH cooker without cross-interference.

 

100% Pure Copper Toroidal Core: Minimal Loss & Zero Voltage Sag Under Heavy Load
Constructed from high-density pure copper magnet wire wrapped over a high-permeability cold-rolled toroidal silicon steel core. Pure copper drastically reduces internal impedance and operating temperatures, filtering grid harmonics and preventing voltage sag during continuous cooking cycles.

 

Sleek Minimalist White Fire-Resistant Shell with Integrated 1.0mm² Power Cable
Engineered from high-impact, fire-resistant ABS+PC that easily withstands kitchen steam, heat, and splashes. Combined with a molded 1.2m heavy-duty power cable with a 1.0mm² pure copper core capable of handling 10A currents smoothly without terminal arcing or cord fatigue.

 

8-Fold Full-Spectrum Safety Protection Array with Automatic Fault Recovery
Comprehensive multi-protection network integrates thermal cut-off sensor, millisecond short-circuit shutoff, EMC radiation suppression, leakage lock, fireproof housing, stereoscopic convection vents, non-slip base pads, and auto-restart once faults are resolved.

 

Whisper-Quiet (<20dB) Toroidal Operation & Civil Aviation Transport Compliance
Toroidal core delivers smooth, hum-free operation below 20dB without noisy electric fans. Weighing ~6.3kg with no unshielded magnets or liquid electrolytes, it easily complies with domestic civil aviation luggage and high-speed rail security regulations.