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TE CONNECTIVITY 21785311 High-Current Busbar Connector

The product is a high-current busbar connector designed for power distribution and industrial automation systems. It features a compact, high-current, blind-mate design supporting true hot-plug functionality and complies with safety standards for current interruption under load. Made of copper with nickel plating or suitable alternatives, it delivers up to 170A of current with a mating busbar thickness of 3.0 + 0.1mm. The connector is ideal for power supply, distribution, and modular power systems requiring reliable and easy connections in confined spaces.

Authorized Distributors
Source:Newark
Part No:2178531-1
Stock:355
Inv Date:06-09-2026
Price: Unit price: $1.83
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Source:DigiKey
Part No:2178531-1
Stock:32
Inv Date:06-09-2026
Price: Unit price: $7.06917
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Source:DigiKey
Part No:2178531-1
Stock:288
Inv Date:06-09-2026
Price: Unit price: $10.19
Buy/RFQ:
Part No:2178531-1
Stock:257
Inv Date:06-10-2026
Price: Unit price: $11.55
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Part No:2178531-1
Stock:0
Inv Date:06-09-2026
Price: Unit price: $18.55
Buy/RFQ:
Part No:2178531-1
Stock:288
Inv Date:06-09-2026
Price: Unit price: $13.28
Buy/RFQ:
Part No:2178531-1
Stock:288
Inv Date:06-09-2026
Price: Unit price: $13.28
Buy/RFQ:

TE CONNECTIVITY 21785311 High-Current Busbar Connector Specifications:

  • Material: Copper with nickel plating or suitable alternative
  • Current Rating: 170A
  • Voltage Compatibility: Up to 600V
  • Busbar Thickness: 3.0 + 0.1mm
  • Connection Type: Blind-mate, hot-pluggable
  • Application: Power supply and distribution systems
  • Operating Temperature: Standard operating conditions
  • Compatibility: Supports busbar widths of 3.18mm (0.125 inch)
  • Certifications: Meets safety regulatory requirements
  • Durability: Supports a minimum of 100 mating cycles
  • Design: Compact, space-efficient, high-current, easy to connect/disconnect

Buy the TE Connectivity Series High-Current Busbar Connector: 21785311

Experience seamless power distribution with the high-current busbar connector from TE Connectivity. Designed for industrial automation and modular power systems, it supports up to 170A, ensuring reliable and safe connections. Made of durable copper with nickel plating, it fits busbars up to 3.18mm thick. Its compact, hot-pluggable design allows quick installation and maintenance, reducing downtime. Ideal for power supply, distribution, and energy systems where space-efficient, high-current connections are essential for optimal performance and safety.

Buy TE Connectivity 21785311 high-current busbar connector now and experience unmatched reliability and performance in power distribution systems.

Frequently Asked Questions

Where can I buy TE CONNECTIVITY 21785311?

You can click on the BUY or RFQ button to purchase 21785311 from an authorized TE CONNECTIVITY distributor.

How do I troubleshoot issues or seek technical support for part 21785311?

You can download the 21785311 datasheet or visit the TE CONNECTIVITY website for support.

Who is the manufacturer of 21785311?

TE CONNECTIVITY

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