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AIRPAX / SENSATA LELK11RS43045240 Magnetic Circuit Protector

AIRPAX/Sensata's 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 with various delays and ratings in DC and AC versions. They are UL listed, CSA certified, and CCC approved, making them suitable for a broad range of applications. The multi-pole units feature internally coupled trip mechanisms, ensuring simultaneous opening of all poles in case of a fault, which is crucial for polyphase circuits and systems requiring coordinated protection. The protectors are available with single or multiple toggle handles and can be customized with different pole arrangements to meet specific application requirements.

Authorized Distributors
Source:DigiKey
Part No:LELK1-1RS4-30452-40
Stock:200
Inv Date:06-09-2026
Price: Unit price: $99.0633
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Part No:LELK1-1RS4-30452-40
Stock:0
Inv Date:06-10-2026
Price: Unit price: $99.07
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Part No:LELK1-1RS4-30452-40
Stock:10
Inv Date:06-09-2026
Price: Unit price: $121.81
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Part No:LELK1-1RS4-30452-40
Stock:56
Inv Date:06-09-2026
Price: Unit price: $43.14
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Part No:LELK1-1RS4-30452-40
Stock:27
Inv Date:06-09-2026
Price: Unit price: $44.2942
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Part No:LELK1-1RS4-30452-40
Stock:83
Inv Date:06-09-2026
Price: Unit price: $44.2942
Buy/RFQ:
Part No:LELK1-1RS4-30452-40
Stock:56
Inv Date:06-09-2026
Price: Unit price: $43.14
Buy/RFQ:

AIRPAX / SENSATA LELK11RS43045240 Magnetic Circuit Protector Specifications:

  • Poles: 1
  • Handles: 1
  • Configurations: Various
  • Operating Characteristics: See Datasheet
  • Delay Curves: See Datasheet
  • Standards: UL 489, CSA Certified, CCC Approved, VDE 0660, IEC 601, IEC 950, UL 1077
  • Terminal Types: Screw Stud, Screw, Clip, Bullet
  • Stud Thread Dimension A: 0.510 ± 0.045 (M6), 0.545 ± 0.045 (1/4-20), 0.510 ± 0.045 (M5), 0.545 ± 0.045 (10-32)
  • Stud Dimension B: 0.652 ± 0.035, 0.687 ± 0.035
  • Mounting Hole: .140 [3.56] deep, M3 ISO threaded optional
  • Panel Mounting Detail: 2X 6-32 THREAD, 1.448 [36.78], 2.060 [52.32]
  • Terminal Protrusion: 0.967 [24.57]
  • Bullet Terminal Receptacle: 0.312 ± 0.001 diameter hole, 0.250 depth
  • Dimensions are in brackets [ ] are millimeters.: Tolerance ± .015 [.39] unless noted.

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA LELK11RS43045240?

You can click on the BUY or RFQ button to purchase LELK11RS43045240 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part LELK11RS43045240?

You can download the LELK11RS43045240 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of LELK11RS43045240?

AIRPAX / SENSATA

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