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Voltage Regulators/Stabilizers
  • SRW Relay Automatic Voltage Regulator Avr 500va
  • SRW Relay Automatic Voltage Regulator Avr 500va
  • SRW Relay Automatic Voltage Regulator Avr 500va
  • SRW Relay Automatic Voltage Regulator Avr 500va
  • SRW Relay Automatic Voltage Regulator Avr 500va
SRW Relay Automatic Voltage Regulator Avr 500va

SRW Relay Automatic Voltage Regulator Avr 500va

  • 50 - 299 Pieces
    $18.92
  • >= 300 Pieces
    $11

Customization:

Graphic customization（Min.Order: 500 pieces）
Customized packaging（Min.Order: 500 pieces）
Customized logo（Min.Order: 500 pieces）
View product details

SRW Relay Automatic Voltage Regulator Avr 500va

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Voltage Stabilization: Automatically regulates input voltage (220V AC) to maintain stable 220V AC output, safeguarding connected devices from fluctuations.
  • Protection Mechanisms: Equipped with short-circuit and overloading safeguards, ensuring reliable operation in demanding environments.

Key features

  • 1. Material Technology

    • With a durable metal body, ensure reliable operation in varied environments. Offering superior heat dissipation compared to plastic-bodied models.

  • 2. Interactive Design

    • With a digital display and control buttons, monitor and adjust settings effortlessly. Real-time voltage and power monitoring enhances usability compared to analog interfaces.

  • 3. Performance Parameters

    • With automatic voltage regulation, maintain stable 220V output even during fluctuations. Ensures consistent power delivery for sensitive electronics, unlike manual stabilizers.

  • 4. Scenario Solutions

    • Designed for off-grid and home use, power essential appliances like lights and fans reliably. Supports continuous operation for commercial applications compared to home-only models.

  • 5. Certification Standards

    • Complies with EAC and RoHS standards, ensuring safety and environmental responsibility. Meeting stricter regulations than non-certified alternatives.

Product details

SRW Relay Automatic Voltage Regulator Avr 500va

The HEYA SRW-550 power inverter is a compact, metal-bodied automatic voltage regulator designed to convert DC power from batteries or solar panels into stable 220V AC for household appliances. Equipped with a digital display and advanced safety features, it ensures reliable performance in off-grid scenarios like camping, RVs, or emergency power backups.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialAluminum casing with heat dissipationEnsures durability and long-term reliability
Power Output550WPowers small appliances (lights, fans, tools)
Voltage RegulationAutomatic (AVR)Maintains stable 220V AC output
Input Voltage12V/24V DCCompatible with car batteries or solar systems
Safety ProtectionsOverload, short-circuit, fuseSafeguards against electrical hazards
Display TypeDigitalReal-time monitoring of voltage/frequency
CertificationsEAC, RoHSMeets international safety and environmental standards

Customization guide

Adjustable input voltage (12V/24V DC) and output settings via digital controls let users tailor power delivery to match specific appliance needs.

Get inspired

Whether you’re setting up a campsite, powering an RV, or preparing for a blackout, the SRW-550’s compact design and robust performance make it a versatile energy solution for on-the-go or stationary use.

Choose your model

ParameterBase Model (SRW-550)Advanced ModelPro Model
Power Capacity550W750W (+36%)1000W (+82%)
Efficiency88%92% (+4.5%)95% (+7%)
Protection LevelsOverload/Short-Circuit+Surge Protection+Temperature Control
Input Voltage12V/24V DC12V/24V/48V DC12V-48V DC (auto)

Supplier's note

  1. Key Technical Breakthroughs:

    • Automatic Voltage Regulation (AVR): Ensures stable 220V AC output even with fluctuating DC inputs.
    • Digital Monitoring: Real-time voltage/frequency display simplifies troubleshooting and usage optimization.
    • Dual Voltage Input (12V/24V): Flexibility for use with standard car batteries or solar setups.

  2. Version Selection Guidance:

    • Base Model (SRW-550): Ideal for casual users needing 550W for small appliances (e.g., laptops, LED lights).
    • Advanced Model: Targets RV owners or small workshops requiring higher power (750W) and surge protection.
    • Pro Model: Engineers or industrial users benefit from 1000W capacity and adaptive input voltage, enabling use in extreme environments.

With the Pro Model’s temperature control, you can safely power high-demand tools in hot climates. The Advanced Model’s 48V compatibility pairs seamlessly with solar arrays, maximizing energy efficiency. Choose based on your power needs and environmental challenges.

Frequently asked questions

  • Which power inverter suits small RVs or camping trips for powering lights and fans?

  • How do I maintain the HEYA SRW-550 inverter for long-term use?

  • Why is the SRW-550 made of metal instead of plastic?

  • Can the SRW-550 power multiple devices simultaneously?

  • Is the HEYA SRW-550 EAC and RoHS certified for safety?

  • What safety features does the SRW-550 include for sensitive electronics?

  • Where can I use the SRW-550 inverter besides camping?

  • Does the SRW-550 work with solar panels or car batteries?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Automatic Voltage Regulator (AVR)Residential, small businesses, sensitive electronicsVoltage Regulation: ±5% (IEC 61000-4-14) ▲ (Industry Standard: ±10%)
500VA Output (IEC 62040-3)
EAC & RoHS Certified (EN 55032)		Compact design for easy installation
Quick response to fluctuations ▲
Energy-efficient operation		Lower capacity limits heavy appliances
May not handle extreme voltage drops
Servo Voltage Stabilizer (SVC)Industrial, heavy machinery, high-capacity loadsVoltage Regulation: ±2-3% (IEC 61000-4-14)
Higher capacity (e.g., 2000VA+)
Mechanical servo motor for precise control		High accuracy for heavy loads
Reliable for industrial use		Larger size, slower response time
Higher cost and maintenance
Digital Voltage StabilizerCommercial, IT equipment, precise voltage needsDigital Display: Real-time monitoring (ISO 708:2011)
±3% regulation
Programmable settings		User-friendly interface
Customizable for precise control		Higher cost
Requires technical setup
Transformer-Based StabilizerHigh-voltage applications, industrial environmentsHeavy-duty transformer for stable output
±5-8% regulation
High durability		Robust for harsh conditions
Long lifespan		Large size, heavy weight
Less energy-efficient
Static Voltage Regulator (SVR)Data centers, medical equipment, critical systemsSolid-state design (no moving parts)
±1-2% regulation
Fast response (milliseconds)		No mechanical wear
Ultra-fast response for critical systems		High cost
Limited capacity compared to SVC
Hybrid Voltage StabilizerMixed environments (balanced capacity/precision)Combines AVR and SVC tech
±2-5% regulation
Flexible configuration		Balances capacity and precision
Adaptable to varying loads		Complex design
Higher maintenance requirements

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