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Precision Power Test Equipment from China

Trusted by utilities, laboratories, and field engineers worldwide. Delivering high-accuracy, portable, and reliable testing solutions since 2001.

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About PowerTest Equipment

PowerTest Equipment is a leading manufacturer of high-precision power system testing instruments based in Zhengzhou, China. With over two decades of experience, we specialize in developing and producing advanced test equipment for electrical utilities, laboratories, and industrial maintenance teams.

Our product range includes portable meter testers, CT/PT test systems, protection relay testers, transformer analyzers, partial discharge detectors, and high-voltage test kits — all engineered to meet international standards and deliver field-proven reliability.

We serve clients across Asia, Europe, the Middle East, Africa, and South America, supporting safe and efficient power system operations through cutting-edge diagnostic tools.

Factory Equipment Testing Lab Engineer Testing Product Close-up

Our Product Range

High-accuracy, durable, and portable test equipment designed for field and laboratory use. All products comply with IEC, GB, and ANSI standards.

Portable Meter Test Equipment

Portable Meter Test Equipment

  • Accuracy: 0.02 Class
  • Application: Lab & Worksite
  • Display: Big LCD Touch Screen
  • Frequency: 40–70Hz
CT PT Test Equipment

0.02 Class CT PT Test Equipment

  • Accuracy Class: 0.02
  • Primary Voltage: 35/√3 – 500/√3 kV
  • Secondary Voltage: 100/√3, 100, 100/3 V
  • Power Factor: 0.8, 1.0
Protection Relay Tester

120V Protection Relay Test Equipment

  • Voltage Range: 4×(0–120V)
  • Current Range: 3×(0–40A)
  • Output Accuracy: 0.5%
  • Display: LCD with Fault Playback
Transformer Tester

0.001% Transformer Tester Meter

  • Test Speed: 1–2 min
  • Output Impedance: 50Ω
  • Frequency Scan: 10Hz–20MHz
  • Accuracy: 0.001%
Partial Discharge Tester

TEV Partial Discharge Tester

  • Application: Worksite
  • Test Objects: Switchgear, RMU, Transmission Lines
  • Display: LCD
  • Protection: IP54 Rated
Energy Meter Tester

Field 0.05% Electric Meter Tester

  • Accuracy: 0.05% (Direct), 0.2% (Clamp)
  • Current Measure: 1mA–12A
  • Application: Utilities, Lab
  • Work Site: Field & Lab Testing
Surge Arrester Tester

20mA Surge Arrester Tester

  • Test Current: 0–20mA
  • Power Supply: 220V ±10% + Rechargeable Battery
  • Weight: ~5 kg
  • Voltage: 100V
AC Current Clamp Probe

150mm AC Current Clamp Probe

  • Size: 229×364×44 mm
  • Installation: Clamp Type
  • Current Rating: Up to 3000A
  • Ratio: Customizable
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Why Choose PowerTest Equipment?

Engineered for performance, durability, and precision — trusted by professionals worldwide.

High Accuracy & Reliability

Our equipment delivers precision down to 0.001%, meeting international calibration standards for metrology and field testing.

Rugged & Portable Design

Lightweight, IP54-rated enclosures ensure durability in harsh environments — ideal for field engineers and mobile testing teams.

Global Support & Warranty

Factory-direct pricing, multilingual support, and comprehensive technical documentation ensure seamless integration and long-term reliability.

171+
Products
50+
Countries Served
20+
Years Experience
10K+
Units Sold

Frequently Asked Questions

What is the accuracy of your portable meter test equipment?

Our portable meter testers offer accuracy classes from 0.02 to 0.05, depending on the model. High-end models feature GPRS, GPS, and touch screen interfaces for field calibration.

Do you offer OEM/ODM services?

Yes, we provide OEM and ODM solutions for bulk orders. Custom branding, software interfaces, and hardware configurations are available upon request.

Are your products compliant with IEC standards?

All our test equipment complies with relevant IEC, GB, and ANSI standards. Certifications include CE, ISO9001, and calibration reports traceable to national labs.

What is the delivery time for standard products?

Standard products are shipped within 7–15 business days. Custom orders may take 20–30 days depending on specifications.

Get in Touch

For product inquiries, technical support, or quotations — visit our official website to contact the sales team directly.

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