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WORTAI BUSBAR INSULATOR CO.,LTD.
WORTAI Busbar Insulator Co., Ltd. is a specialized busbar insulator manufacturer based in China, focused on the design and production of DMC/BMC standoff insulators for switchgear, transformers, energy storage systems and power distribution equipment.We offer one of the broadest standard ranges in the industry — hundreds of models in various heights, thread sizes and voltage ratings — so customers can source complete insulator solutions from a single supplier. When standard parts do not fit, our engineering team develops custom molds to your drawings and samples, from prototyping to mass produ...
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PRODUCTS

CT4-20 CT Zero Row Bracket Copper Busbar Insulator for Switchgear | WORTAI

CT4-20 CT Zero Row Bracket Copper Busbar Insulator for Switchgear | WORTAI

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C-25 Insulator Low Voltage Busbar Insulator | WORTAI

C-25 Insulator Low Voltage Busbar Insulator | WORTAI

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C-30 Insulator Low Voltage Busbar Insulator | WORTAI

C-30 Insulator Low Voltage Busbar Insulator | WORTAI

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C-40 Insulator Low Voltage Busbar Insulator | WORTAI

C-40 Insulator Low Voltage Busbar Insulator | WORTAI

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C-50 Insulator Low Voltage Busbar Insulator | WORTAI

C-50 Insulator Low Voltage Busbar Insulator | WORTAI

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C-60 Insulator Low Voltage Busbar Insulator | WORTAI

C-60 Insulator Low Voltage Busbar Insulator | WORTAI

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DL 6D3 8D3 10D3 12D3 Insulator Bus Bar Insulator | WORTAI

DL 6D3 8D3 10D3 12D3 Insulator Bus Bar Insulator | WORTAI

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DL 6S3 8S3 10S3 12S3 Insulator Bus Bar Insulator | WORTAI

DL 6S3 8S3 10S3 12S3 Insulator Bus Bar Insulator | WORTAI

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DL 6S4 8S4 10S4 12S4 Insulator Bus Bar Insulator | WORTAI

DL 6S4 8S4 10S4 12S4 Insulator Bus Bar Insulator | WORTAI

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DL 6D4 8D4 10D4 12D4 Insulator Bus Bar Insulator | WORTAI

DL 6D4 8D4 10D4 12D4 Insulator Bus Bar Insulator | WORTAI

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DL 3-3*3 Insulator Bus Bar Insulator

DL 3-3*3 Insulator Bus Bar Insulator

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DL 7D3 Insulator Bus Bar Insulator | WORTAI

DL 7D3 Insulator Bus Bar Insulator | WORTAI

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Industry Knowledge & Technical Tips

ELECTRICAL KNOWLEDGE

How to Install Busbar Insulators: Step-by-Step Installation Guide
How to Install Busbar Insulators: Step-by-Step Installation Guide
Step-by-step guide on how to install busbar insulators correctly. Learn best practices, common mistakes to avoid, and te···
Details
What is DMC material?
2026-09-28
What is DMC material?
What Is DMC Material? Properties, Composition & ApplicationsDMC (Dough Molding Compound), also known as BMC (Bulk Mo···
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What is a Busbar Insulator
2023-10-18
What is a Busbar Insulator
Learn what a busbar insulator is, its core functions, common types (standoff, post, holder), materials (DMC, epoxy, porc···
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Busbar Insulator Types & Models: Complete Guide (SM, SEP, EL, ZJ…)
2025-11-28
Busbar Insulator Types & Models: Complete Guide (SM, SEP, EL, ZJ…)
Complete busbar insulator model guide covering 17 series: SM, SEP, TSM, EN, SB/JYZ, MNS, HC, PMJ, DL, EL, CT, ASM, ZJ. D···
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Company
PRODUCTS
Contact
 Address：No.2,HQ Economy Park,Xuyang Rd,Yueqing City,Zhejiang Province China
 WhatsApp：+8613221182086
 Wechat： +8613221182086
 E-mail：inquiry@wortai.com