Guangdong ETCR Technology Co., Ltd. will observe the holiday on May 31-June 2, 2025.

Commitment Beyond Instruments

With over a decade of expertise in the power industry, ETCR integrates service excellence into every product. We operate on principles of integrity, user-centricity, and hands-on support – delivering meticulous pre/post-sales assistance, on-site debugging, training, and maintenance to maximize client value.

Custom Engineering:
OEM/ODM Services: Tailor-made solutions for specialized requirements.

Core Product Portfolio

As a pioneer in power testing systems, ETCR manufactures:

Equipotential Bonding Testers:
ETCR EM3700 Equipotential Connection Reistance Tester

ETCR EM3740 Equipotential Connection Reistance on-line Tester

Grounding Resistance Analyzers:
ETCR EM3350 Large Grounding Network Earth Resistance on-line Tester

Insulation Monitoring:
ETCR EM3580 Insulation Resistance on-line Monitor

Multi-Channel Systems:

ETCR EM8340 Multiple Channel Current & Voltage on-line Monitor

Contact & Resources
📞 Service Hotline: +86 13802922567
🌐 Explore Technical Solutions: www.etcrmeter.com