Customization:
With a polycarbonate (PC) casing, you can ensure durable and lightweight construction that resists environmental wear compared to traditional plastic enclosures*.
With an LED/LCD display, you can monitor real-time input/output voltage and status indicators for precise control, unlike models with analog interfaces*
With a wide input voltage range of 80V–260V, you can stabilize power in unstable grid conditions, outperforming devices limited to narrower ranges*
With 10KVA output and single-phase design, you can power heavy-duty equipment in both residential and commercial settings, surpassing lower-capacity stabilizers*
With RoHS and EAC certifications, you can trust compliance with global environmental and safety standards, unlike uncertified alternatives*
The HEYA SVC 10kVA Single Phase Automatic Voltage Regulator (AVR) ensures stable power delivery in fluctuating voltage environments. With a robust PC casing and advanced protections, it safeguards connected equipment while maintaining consistent 220V output across a wide input range (80-260V). Certified to RoHS and EAC standards, this industrial-grade AVR is ideal for residential, commercial, and light industrial applications.
Feature | Specification | Benefit |
---|---|---|
Brand/Model | HEYA SVC (SRFII-9000-L) | High-capacity, reliable performance |
Input Voltage | 80V–260V (AC) | Operates in unstable power grid conditions |
Output Power | 10kVA (5000W AC) | Supports heavy-duty appliances and machinery |
Display Type | LCD/LED | Real-time monitoring of voltage/current |
Material | Polycarbonate (PC) casing | Durable, lightweight, and corrosion-resistant |
Certifications | RoHS, EAC | Meets global safety and environmental standards |
Protection Features | Overload, short circuit, overvoltage | Prevents equipment damage during voltage spikes |
Phase Type | Single Phase | Versatile for residential/commercial use |
Adjustable input voltage thresholds (via internal settings) allow customization for specific grid conditions. Output voltage stability parameters can be fine-tuned to meet specialized equipment requirements.
With a 10kVA capacity and 80–260V input range, this AVR is perfect for stabilizing power in workshops, offices, or homes with unreliable electricity. Its compact design and LED display enable easy installation and monitoring.
Parameter | Base Model (SVC) | Advanced Model | Pro Model |
---|---|---|---|
Input Voltage Range | 80V–260V | 100V–300V | 50V–400V* |
Output Power | 10kVA | 15kVA | 20kVA |
Protection Features | 3 Protections | 5 Protections | 7 Protections |
Certifications | RoHS, EAC | RoHS, CE | RoHS, UL, IEC |
Response Time | 50ms | 30ms | 15ms |
Technical Breakthroughs:
Version Selection Guide:
With the Pro Model’s 15ms response time, you can safeguard sensitive equipment during power surges. Pair its expanded voltage range with 7-layer protections to ensure uninterrupted operations in harsh environments.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Voltage Regulation Accuracy | Sensitive electronics, medical devices | ±3% stabilization (IEC 61000-4-14 compliant) ▲▲▲ (Industry: ±5%) | Ensures precision for lab equipment and servers | Higher cost compared to basic models |
Input Voltage Range | Unstable power grids, remote areas | 80V–260V ▲ (Industry: 120V–240V) Advanced: 80V–450V ▲▲▲ | Operates in regions with extreme voltage fluctuations | Requires professional installation for high-voltage inputs |
Output Power Capacity | Industrial machinery, HVAC systems | 10kVA ▲ (Industry: 5kVA) Advanced: 15kVA ▲▲▲ | Powers heavy appliances like air conditioners and motors | Larger footprint and weight |
Safety Protections | High-risk industrial environments | Overvoltage, overload, short-circuit protection ▲ (Industry: Overvoltage only) Advanced: +Overheating protection ▲▲▲ | Prevents equipment damage in harsh conditions | Adds complexity to troubleshooting |
Display Technology | Real-time monitoring, commercial setups | LED/LCD hybrid display (ISO 9001 certified) ▲▲ (Industry: Basic analog meters) | Clear visibility in bright/dark environments | Higher energy consumption compared to basic models |
Material Durability | Outdoor/industrial installations | Polycarbonate casing (UL 94 V-0 flame retardant) ▲ (Industry: Plastic) Advanced: Metal chassis ▲▲▲ | Resists corrosion and extreme temperatures | Advanced models are heavier and costlier |
⭐⭐⭐⭐⭐ James Wilson - Homeowner, Texas
"Installed the HEYA SRFII-9000-L in March 2025 after repeated AC compressor failures due to voltage drops. Over the past 6 months, it’s maintained a rock-solid 220V output even when input dipped to 85V during storms. The LCD display gives real-time feedback, and I love that it auto-corrects without any intervention. Peace of mind for my HVAC and refrigerator."Purchase Date: March 2025 | Usage Period: 6 months
⭐⭐⭐⭐⭐ Elena Petrova - Machine Shop Operator, Ukraine
"We’ve been using the HEYA 10kVA AVR in our small fabrication shop since January 2025. Voltage here is notoriously unstable—often below 100V—but this unit handles it flawlessly. The polycarbonate casing is surprisingly tough, and the overload protection kicked in once during a surge, saving our CNC lathe. Setup was plug-and-play, and the display makes monitoring effortless."Purchase Date: January 2025 | Usage Period: 8 months
⭐⭐⭐⭐☆ Daniel Kim - IT Manager, Singapore
"Bought the Base Model (SVC) in November 2024 to protect our office servers and network gear. After 5 months, I’m impressed with the consistent output and clean LCD interface. It’s not the fastest (50ms response), but it’s reliable for our needs. Only reason I didn’t give 5 stars: would love a network monitoring add-on in future models."Purchase Date: November 2024 | Usage Period: 5 months
⭐⭐⭐⭐⭐ Amina Yusuf - Rural Homeowner, Nigeria
"Power here swings from 70V to 270V daily. I installed the HEYA SRFII-9000-L in February 2025, and it’s been a game-changer. My fridge, inverter, and TV are now safe. The wide 80–260V input range is exactly what we needed. Cleaning the LCD is easy—just a dry cloth as instructed. Highly recommend for off-grid or unstable grid areas."Purchase Date: February 2025 | Usage Period: 4 months
⭐⭐⭐⭐⭐ Marcus Reed - Automation Engineer, Germany
"Used the HEYA SVC model as part of a custom control panel for a client’s production line. Over 3 months, it’s handled motor startups and grid dips without issue. I adjusted the internal thresholds to match their local supply quirks—great that it allows tuning. RoHS and EAC compliance made certification smooth. Solid build for the price."Purchase Date: April 2025 | Usage Period: 3 months
Average Rating: 4.8/5 ⭐ (94 Reviews)
Eng. Fatima Al-Zubair - Senior Power Systems Consultant
"For environments with erratic voltage—especially in developing regions or aging infrastructure—I consistently recommend the HEYA SRFII-9000-L. Its 80–260V input range and triple protection system outperform most 10kVA AVRs on the market. The polycarbonate casing offers a smart balance of durability and weight, ideal for wall mounting in tight spaces."
Andrei Volkov - Electrical Standards Auditor
"Having audited over 200 industrial sites, I appreciate that HEYA meets both EAC and RoHS standards. This isn’t just about performance—it’s about compliance. The overload and short-circuit protections are properly implemented, not just for show. A trustworthy choice for regulated environments."
Posted: 2 days ago
"After constant brownouts, this AVR fixed everything. Lights don’t flicker anymore, and my AC runs smoothly. Installation was straightforward. The display is bright and clear—love seeing the voltage stabilize in real time."
Posted: 1 week ago
"Protecting welding machines and compressors. No more downtime from voltage issues. Heavy-duty feel, excellent build quality. HEYA support answered my technical questions quickly."
Posted: 3 weeks ago
"Great for general lab equipment. Only limitation is 50ms correction time—fine for printers and PCs, but for ultra-sensitive gear, consider the Pro Model. Still, very satisfied with stability and safety features."
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