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Precision Load Bank Solutions for Critical Power Systems

Trusted by Huawei, BYD, CATL & Schneider. Over 10 years of innovation in AC/DC load banks, rack-mounted testers, and EV charging analysis systems. Exported to 80+ countries worldwide.

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About Shenzhen VILVA Electronic

Founded in 2010, Shenzhen VILVA Electronic Co., Ltd. has evolved into a leading group enterprise in the load bank and testing equipment industry. Headquartered in Shenzhen with two advanced production bases in Dongguan, we integrate R&D, manufacturing, and global sales under one roof.

With over 12,000㎡ of production capacity and an annual output exceeding 360,000 units, we serve more than 150 distributors across 80+ countries. Our long-term partnerships with industry giants like Huawei, Schneider, CATL, BYD, and Easystar reflect our commitment to quality, reliability, and innovation.

2010
Founded
150+
Distributors
12,000
㎡ Capacity
80+
Countries
VILVA Factory Facility

Our Product Range

High-precision, customizable load banks and testing systems for generators, UPS, data centers, EV chargers, PV inverters, and energy storage systems.

AC400V 800kW Load Bank

AC400V 800kW Outdoor Load Bank

  • Type: Container Outdoor
  • Voltage: AC400V
  • Power: 800kW Resistive
  • Application: Generator & UPS Testing
  • Brand: Vilva (OEM Available)
AC400V 20kW Cabinet Load Bank

AC400V 20kW Cabinet Load Bank

  • Type: Cabinet Type
  • Voltage: AC400V
  • Power: 20kW Resistive
  • Application: Generator & UPS Testing
  • Brand: Vilva (OEM Available)
Portable DC230V 108kW Load Bank

Portable DC230V 108kW Load Bank

  • Voltage: DC230V
  • Power: 108kW
  • Current: 153A
  • Control: Touch Screen & PC Remote
  • Type: Portable Resistive
Portable AC230V 108kW Load Bank

Portable AC230V 108kW Load Bank

  • Voltage: AC230V, 50/60Hz
  • Power: 108kW
  • Current: 153A
  • Control: Local & Remote PC
  • Type: Portable Resistive
DC460V 108kW Load Bank

Portable DC460V 108kW Load Bank

  • Voltage: DC460V
  • Power: 108kW
  • Current: 153A
  • Control: Touch Screen & Remote
  • Type: DC Resistive
AC400V 108kW Load Bank

Portable AC400V 108kW Load Bank

  • Voltage: AC400V, 50/60Hz
  • Power: 108kW
  • Current: 153A
  • Control: Local & PC Remote
  • Type: AC Resistive
DC690V 108kW Load Bank

Portable DC690V 108kW Load Bank

  • Voltage: DC690V
  • Power: 108kW
  • Current: 153A
  • Control: Touch Screen & Remote
  • Type: DC Resistive
Rack Mounted AC/DC Load Bank

Rack Mounted AC/DC Load Bank

  • Voltage: AC220V / DC270V (Custom)
  • Power: 5KW–8KW (Configurable)
  • Type: Rack-Mounted Resistive
  • Application: Data Center, UPS, Service Room
  • Customization: Voltage & Power Options
Mini Charger Tester

Mini Charger Tester

  • Type: Charging Analysis Tool
  • Function: EV Charger Diagnostics
  • Portability: Compact & Field-Ready
  • Interface: Digital Display & Controls
  • Use Case: Maintenance & QA
EV Charger Aging Rack

EV Charger Aging Rack

  • Purpose: Long-Term EV Charger Testing
  • Load Type: Simulated Real-World Usage
  • Integration: Full System Validation
  • Environment: Lab & Production Line
  • Scalable: Multi-Unit Support

Key Applications

Our load banks are engineered for mission-critical environments where reliability and precision are non-negotiable.

Data Centers

Ensure uninterrupted uptime with rigorous testing of UPS and backup power systems using rack-mounted and portable load banks.

Generator Testing

Validate performance, capacity, and stability of diesel and gas generators under full resistive load conditions.

PV Inverter Testing

Test solar inverters with precise DC load banks to simulate battery discharge and grid-tie scenarios.

EV Charger Testing

Comprehensive validation of EV charging stations using DC load banks and aging racks for durability assurance.

UPS Testing

Verify backup runtime, transfer time, and load handling of UPS systems with AC resistive load banks.

Relay & Protection Testing

Ensure protective relays respond correctly under simulated fault and overload conditions.

10+
Years Experience
80+
Countries Served
150+
Global Distributors
12,000
㎡ Production Space

Get in Touch

For product inquiries, OEM/ODM collaboration, or technical support, contact our team directly.

Company Address

2nd Floor, Building A2, Songhu Zhigu Industrial Park, Liaobu Town, Dongguan City, Guangdong, China

Email

carolyn@vilva-test.com

WhatsApp / Skype

+86-18027043506

Service Hotline

+86 755 2976 8581

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