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Precision Electric & Fire Testing Equipment

High-quality, reliable testing instruments for transformers, cables, building materials, oil, and more. Trusted by engineers and laboratories worldwide since 2012.

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Who We Are

Delta Technology (Chongqing) Co., Ltd. is a high-tech enterprise specializing in the research, development, manufacturing, and sales of electric testing equipment and fire resistance testing instruments.

Since our founding in 2012, we have delivered over 100 precision-engineered products to clients across the globe. Our mission is to enhance safety in the electrical, construction, and transportation industries through advanced testing solutions.

We serve deep drilling companies, power utilities, laboratories, and industrial facilities with equipment that meets international standards including ASTM, ISO, and IEC.

BDV-A 100kV Insulation Oil Tester

Our Premium Testing Equipment

Engineered for accuracy, durability, and compliance with global standards.

BDV-A 80kV/100kV Oil Breakdown Voltage Tester

BDV-A 80kV/100kV Oil Breakdown Voltage Tester

For insulation oil withstand voltage testing in transformers and switchgear.

  • • Complies with ASTM D877, IEC 60156
  • • Auto temperature compensation
  • • Touch screen interface
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GTB Dry-Type Withstand Voltage Tester

GTB Power Frequency AC/DC Withstand Voltage Tester

High-voltage dry-type testing transformer for cables and switchgear.

  • • 0.01Hz VLF output available
  • • Portable design
  • • Overload protection
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CCT Cone Calorimeter

CCT Cone Calorimeter (ASTM E1354 / ISO 5660)

Measures heat release rate, smoke production, and flammability of building materials.

  • • Fully automatic operation
  • • Data logging & analysis software
  • • Used in fire safety certification
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NF P92-50x Melting Dripping Tester

NF P92-502/503/504/505 Melting & Dripping Tester

Evaluates flame retardancy and dripping behavior of plastics and cables.

  • • Complies with French NF standards
  • • Flame simulation & timing control
  • • Safety observation window
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PRT-PC6 Electric Test System

PRT-PC6 Electric Test System

Comprehensive testing for CT, PT, relays, and transformer turns ratio.

  • • Touch screen interface
  • • Automated test sequences
  • • Exportable reports (PDF/Excel)
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Lithium Battery Tester

Lithium Battery Charging/Discharging Tester

For cycle life testing, capacity analysis, and battery equalization.

  • • Precision current control
  • • Real-time monitoring
  • • Supports multiple battery types
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Circuit Breaker Contact Resistance Tester

100A/200A/400A Circuit Breaker Contact Resistance Tester

High-current micro-ohmmeter for switchgear and breaker maintenance.

  • • 100A–400A output
  • • Anti-interference design
  • • Data storage & USB export
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TTR-I Three Phase Transformer Turns Ratio Tester

TTR-I Three Phase Transformer Turns Ratio Tester

Accurate measurement of transformer winding ratios and phase displacement.

  • • Single & three-phase testing
  • • Built-in database
  • • Compact and portable
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Why Choose Delta Technology?

We combine innovation, quality, and service to deliver unmatched value.

High Quality Products

All equipment is rigorously tested before delivery. Stable, reliable, and built to last.

Fast Response

Customer inquiries answered within 4 hours. Quick quotes and technical support.

Free Training & Support

We provide free training and lifetime technical consulting for all customers.

One-Year Warranty

All products come with a 1-year warranty and long-term service commitment.

2012
Founded
100+
Products
50+
Countries
300+
Clients Served

Frequently Asked Questions

Do you offer OEM services?

Yes, we offer free OEM services including custom branding, packaging, and software configuration.

What is the delivery time?

Standard delivery is 15–20 days after order confirmation. Express shipping available upon request.

Is training provided?

Yes, we provide free online or on-site training for all equipment purchases.

What standards do your testers comply with?

Our equipment meets ASTM, ISO, IEC, NF, GB, and other international standards.

Do you provide technical support after purchase?

Yes, we offer lifetime technical consulting and one-year warranty on all products.

Get in Touch

For pricing, technical details, or custom solutions, visit our official website to contact us directly.

Visit Official Website

Contact Person: Tina Chen

WhatsApp: +86 151 2308 0735

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