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AIRPAX / SENSATA LELK11RS43045270 Magnetic Circuit Protector

The AIRPAX/Sensata LELK1-1RS4-30452-70 is a hydraulic magnetic circuit protector offering low-cost power switching, reliable circuit protection, and accurate circuit control for equipment in the international marketplace. These protectors are UL listed, CSA certified, and CCC approved, meeting various industry standards. Available in single, two, three, and four-pole configurations, they cater to diverse applications including polyphase circuits and single-phase three-wire systems. The auxiliary switch, offered with gold or silver contacts, allows for mixing SELV and hazardous voltages, enhancing versatility and safety in industrial settings.

Authorized Distributors
Source:Newark
Part No:LELK1-1RS4-30452-70
Stock:5
Inv Date:06-08-2026
Price: Unit price: $239.42
Buy/RFQ:
Source:DigiKey
Part No:LELK1-1RS4-30452-70
Stock:2
Inv Date:06-08-2026
Price: Unit price: $133.8
Buy/RFQ:
Part No:LELK1-1RS4-30452-70
Stock:0
Inv Date:06-09-2026
Price: Unit price: $133.8
Buy/RFQ:
Part No:LELK1-1RS4-30452-70
Stock:0
Inv Date:06-08-2026
Price: Unit price: $239.42
Buy/RFQ:
Part No:LELK1-1RS4-30452-70
Stock:47
Inv Date:06-08-2026
Price: Unit price: $124.53
Buy/RFQ:
Part No:LELK1-1RS4-30452-70
Stock:47
Inv Date:06-08-2026
Price: Unit price: $124.53
Buy/RFQ:

AIRPAX / SENSATA LELK11RS43045270 Magnetic Circuit Protector Specifications:

  • Poles: 1
  • Configurations: Series, Series with auxiliary switch, Shunt, Relay
  • Standards: UL 489, CSA certified, CCC Approved, IEC 601, IEC 950, VDE 0804, VDE 0805, UL 1077
  • Terminal Types: Screw Stud, Screw, Bullet
  • Stud Thread Dimension A: 0.510 ± 0.045
  • Stud Dimension B: 0.652 ± 0.035
  • 1/4-20 Thread Dimension A: 0.545 ± 0.045
  • 1/4-20 Dimension B: 0.687 ± 0.035
  • M5 Thread Dimension A: 0.510 ± 0.045
  • M5 Dimension B: 0.652 ± 0.035
  • 10-32 Thread Dimension A: 0.545 ± 0.045
  • 10-32 Dimension B: 0.687 ± 0.035
  • Tolerance: ± 0.015
  • Mounting Hole: 2X 6-32 THREAD .755, .140 [3.56] DEEP
  • Terminal Protrusion: 0.281
  • Maximum Terminal Protrusion: 0.250
  • Dimensions in brackets: millimeters

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA LELK11RS43045270?

You can click on the BUY or RFQ button to purchase LELK11RS43045270 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part LELK11RS43045270?

You can download the LELK11RS43045270 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of LELK11RS43045270?

AIRPAX / SENSATA

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