As low-voltage (LV) power distribution networks continue to expand worldwide, utilities and electrical contractors require reliable, safe, and cost-effective connection solutions. Among the most widely used accessories in overhead insulated cable systems is the Double Bolt Insulation Piercing Connector (IPC).
A double bolt insulation piercing connector is a mechanical electrical connector used to create branch or service connections on insulated conductors without removing the cable insulation.
The connector consists of:
During installation, the bolts are tightened until the contact teeth pierce the conductor insulation and establish a secure electrical connection.
ZOP-257 is outstanding among double bolt insulation piercing connectors available on the market today.The ZOP-257 Insulation Piercing Connector is designed to establish electrical connections without stripping the insulation of conductors. It is widely used in low-voltage aerial bundled cable (ABC) systems for branch connections, service lines, and street lighting networks.

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Product code |
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Cable size,mm2 |
25-150 |
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Tap |
25-95 |
The two bolt conductor piercing connector Z0P-257 is intended to branch two of insulated service power line cable from one main power cable line in low voltage insulated ABC cable distribution networks, without cutting the jacket of cable, easy to install with a hex key.
As a leading manufacturer, Jera Line has over 10 years of experience in this field, and its advantages are as follows:
With advanced manufacturing capabilities, international quality standards, and extensive industry experience, Chinese manufacturers Jera Line provide dependable IPC solutions for utilities, contractors, and distributors around the world.
We sincerely invite you to contact us for further information about our products.







