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AIRPAX / SENSATA IULHK11114052030 Magnetic Circuit Protector

AIRPAX / SENSATA IAL/CEL/LEL magnetic circuit protectors are designed to provide low-cost power switching, reliable circuit protection, and accurate circuit control for equipment in the international marketplace. These protectors are available in a wide variety of configurations, including series, series with auxiliary switch, shunt, and relay options. They are UL listed, CSA certified, and CCC approved, making them suitable for a wide range of applications. Multi-pole units are internally coupled, ensuring that a fault in any protected circuit opens all poles simultaneously, enhancing safety and reliability in polyphase circuits and other critical applications.

Authorized Distributors
Source:Newark
Part No:IULHK1111-40520-30
Stock:2
Inv Date:06-09-2026
Price: Unit price: $511.62
Buy/RFQ:
Source:DigiKey
Part No:IULHK1111-40520-30
Stock:0
Inv Date:06-09-2026
Price: Unit price: $334.373
Buy/RFQ:
Source:DigiKey
Part No:IULHK1111-40520-30
Stock:2
Inv Date:06-09-2026
Price: Unit price: $502.56
Buy/RFQ:
Part No:IULHK1111-40520-30
Stock:0
Inv Date:06-10-2026
Price: Unit price: $334.38
Buy/RFQ:
Part No:IULHK1111-40520-30
Stock:0
Inv Date:06-09-2026
Price: Unit price: $511.62
Buy/RFQ:
Part No:IULHK1111-40520-30
Stock:2
Inv Date:06-09-2026
Price: Unit price: $383.49
Buy/RFQ:
Part No:IULHK1111-40520-30
Stock:2
Inv Date:06-09-2026
Price: Unit price: $383.49
Buy/RFQ:

AIRPAX / SENSATA IULHK11114052030 Magnetic Circuit Protector Specifications:

  • Poles: 1
  • Configurations: Series, Series with auxiliary switch, Shunt, Relay
  • Ratings: DC and/or 50/60Hz or 400Hz versions
  • Terminal Types: Screw Stud, Bullet
  • Stud Thread Dimension A: 0.510 ± 0.045
  • Stud Dimension B: 0.652 ± 0.035
  • 1/4-20 Stud Thread Dimension A: 0.545 ± 0.045
  • 1/4-20 Stud Dimension B: 0.687 ± 0.035
  • M5 Stud Thread Dimension A: 0.510 ± 0.045
  • M5 Stud Dimension B: 0.652 ± 0.035
  • 10-32 Stud Thread Dimension A: 0.545 ± 0.045
  • 10-32 Stud Dimension B: 0.687 ± 0.035
  • Screw Terminal Max Protrusion: 0.250
  • Terminal Protrusion Dimensions Reference: Back of mounting panel
  • Screw Terminal Supply: 10-32x0.312 or M5 x 8mm screw, flatwasher, external tooth lockwasher
  • Outer Terminal Supply: Flatwasher, tooth lockwasher, hex nut
  • Stud Terminal Supply: Flatwasher, external tooth lockwasher, 10-32 or M5 hex nut (<=70A)
  • Stud Terminal Supply LEL: Flatwasher, external tooth lockwasher, 10-32 or M5 hex nut (<=50A)
  • Stud Terminal Supply High Current: 1/4-20 or M6 hex nut (>70A)
  • Stud Terminal Supply LEL High Current: 1/4-20 or M6 hex nut (>50A)

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA IULHK11114052030?

You can click on the BUY or RFQ button to purchase IULHK11114052030 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part IULHK11114052030?

You can download the IULHK11114052030 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of IULHK11114052030?

AIRPAX / SENSATA

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