What is service insulation piercing connector K336/K337?

The service insulation piercing connectors (IPC) K336/K337 are types of low-voltage electrical connectors used primarily for making tap-off connections from a main insulated conductor without the need to strip the insulation. These connectors are widely used in overhead low-voltage aerial bundled cable (ABC) systems, particularly in utility power distribution networks. 

Specification:

What similar model does Jera Line can offer?

Jera Line is a leading insulation piercing connector manufacturer located in China, who provides more than 40 models of Insulation piercing connectors for LV overhead Cable systems. Jera Line’s low and medium voltage overhead and underground cable solutions are developed to meet global utility standards and are compatible with various market requirements

Equivalent Models to insulation piercing connectors K336 and K337

Key features:

1. No need to strip insulation – faster and safer installation.
2. Low maintenance cost – long-term reliability in outdoor and harsh conditions.
3. Compact design – suitable for tight installations on poles or walls.
4. Pre-filled with dielectric grease – prevents moisture ingress and corrosion.
5. Uses shear head bolt- for easy installation and to achieve the required torque.
6. Compliance with industry standard EN-50483:2009 and NFC-33020.
7. Suitable for Aluminum (Al) and Copper (Cu) conductors.
8. Competitive price and reliable quality.
9. Direct factory from China.

Application:

Jera Line’s insulation piercing connectors (IPC) are used for making safe, reliable, and waterproof tap-off connections in low-voltage aerial bundled cable (ABC) systems. Below are the typical applications:

1.  Low-voltage power distribution networks (up to 1 kV)
2. Tapping service lines from main ABC lines
3.  Temporary or permanent service connections
4. Urban and rural overhead distribution systems
5. Residential and commercial electricity supply

Types of Insulation Piercing Connectors Offered by Jera Line

Jera Line provides a wide range of insulation piercing connectors (IPCs) designed for low and medium voltage power distribution systems. These connectors are engineered to deliver safe, waterproof, and reliable tap connections across various utility and infrastructure applications.

1. Insulation Piercing Connector for one core LV ABC
   Suitable for general LV ABC systems with aluminum or copper conductors.
2. Insulation piercing connectors for bare insulated cable
   It can be used with bare insulated aluminum or copper cables for bare insulated cables in LV Aerial ABC system.
3. Insulation Piercing Multi-Tap Connectors LV ABC
   Enable multiple branch connections from a single main conductor—ideal for complex LV grids and metering panels.
4. Insulation piercing connectors for MV ABC
   Suitable for medium voltage overhead lines, with enhanced insulation and electrical performance.
5. Insulation piercing connectors for Surge Arrester
   Designed to connect surge arresters or grounding accessories to the distribution line.

Why choose Jera Line as your insulation piercing connector manufacturer?

Jera Line is committed to producing high-quality and cost-efficient LV insulation piercing connectors, offering a full range of sizes to meet market demands. It offers the following benefits:

• In-House R&D and Testing Laboratory

Jera Line does Routine test of insulation piercing connectors in its own laboratory, ensuring reliable performance, to meet international standards such as NFC 33-020, EN-50483:2009.

• Full Range of IPC Models

From service connectors like ZOP-2 and ZOP-33 to larger capacity options, Jera Line offers a complete range to suit various low-voltage and medium-voltage applications.

• Fast Delivery & Custom Solutions

With optimized production and stock management, Jera Line supports quick order turnaround and custom designs based on project requirements.

• International Quality Standards

Products are manufactured under ISO 9001-certified processes and comply with global utility requirements, enabling export to over 30+ countries.

• Competitive Pricing Without Compromise

Jera Line offers direct factory supply to cut out the middleman and reduce unnecessary markups, resulting in cost-efficient supply.

• Advanced manufacturing equipment

Jera Lines has a facility of over 5,000㎡, including moulding and tooling workshop, plastic injection moulding workshop, press forming workshop, assembly workshop, and more—ensuring high-quality and efficient production.

 Conclusion：

Jera Line produces a wide range of low-voltage and medium-voltage overhead and underground cable connectors.
We offer reliable solutions for LV and MV power systems—please don’t hesitate to contact us with your inquiry!