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​20 YEARS EXPERIENCE
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​20 YEARS EXPERIENCE
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WHAT WE DO
ABOUT US
VATRZO Co., Ltd. 
Firstly established as a  factory, more and more of our existing  customers ask us for fully Assembled Printed Circuit Boards delivered to their door to take away all the time consuming stress of component procurement and assembly. 
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OUR PRODUCTS

Firstly established as a  factory, more and more of our existing  customers ask us for fully Assembled Printed Circuit Boards delivered to their door to take away all the time consuming stress of component procurement and assembly. 
We provide essential maintenance to all customers!

ELECTRICAL SERVICES

Firstly established as a  factory, more and more of our existing  customers ask us for fully Assembled Printed Circuit Boards delivered to their door to take away all the time consuming stress of component procurement and assembly. 

JOHN DOE Electrician

In order to meet customers' request and market developing trends, Sunthone develops into a one-stop solutions provider with all related services. 

JOHN DOE Electrician

Firstly established as a  factory, more and more of our existing  customers ask us for fully Assembled Printed Circuit Boards delivered to their door to take away all the time . 

JOHN DOE Electrician

In order to meet customers' request and market developing trends, Sunthone develops into a one-stop solutions provider with all related services. 

OUR NEWS

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Jiangyin Spark Electronic – Current Transformer & Rogowski Coil Manufacturer
2025-03-24
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How to Choose a 70mm Split Core Current Transformer for 1000A Current Measurement
2026-08-15
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How to Choose a Rogowski Coil with 5A Output for Power Meters
2026-08-18
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How to Choose a Rogowski Coil for 1000A AC Current Measurement
2026-08-14
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How to Choose a Rogowski Coil for Fault Passage Indicators (FPI)
2026-08-15

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Since 1995, Jiangyin Spark Electronic specializes in current transformers, split core CTs and Rogowski coils. We provide customized sensing solutions for energy monitoring, solar systems, EV charging and industrial applications.
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Flexible Rogowski Coil
CONTACT US
Mobile: +86 138 0616 4660
Tel: +86 510 8627 1733
Email: kelly@xh-dianzi.com
WhatsApp: +86 138 0616 4660
Address: No. 6, Xinyuan Road, Jiangyin, Jiangsu, China
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