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Honeywell LSU4L Heavy-Duty Limit Switch

Honeywell’s MICRO SWITCH™ HDLS Series heavy-duty limit switches are designed for demanding industrial applications requiring robust and reliable position sensing. Their modular construction allows for a wide variety of actuator styles and electrical circuitry options, minimizing downtime with plug-in replacements. These switches offer NEMA/IP environmental sealing, global approvals (UL, CSA, CE, CCC), and a durable all-metal drive train for consistent operation even at high temperatures. Applications include machine tools, material handling, outdoor structures, and more.

Authorized Distributors
Source:Newark
Part No:LSU4L
Stock:1
Inv Date:06-01-2026
Price: Unit price: $360.88
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Source:DigiKey
Part No:LSU4L
Stock:0
Inv Date:06-01-2026
Price: Unit price: $505.12
Buy/RFQ:
Source:DigiKey
Part No:LSU4L
Stock:1
Inv Date:06-01-2026
Price: Unit price: $380
Buy/RFQ:
Part No:LSU4L
Stock:1
Inv Date:06-02-2026
Price: Unit price: $463.73
Buy/RFQ:
Part No:LSU4L
Stock:0
Inv Date:06-01-2026
Price: Unit price: $772.06
Buy/RFQ:
Part No:LSU4L
Stock:3
Inv Date:06-01-2026
Price: Unit price: $380.09
Buy/RFQ:

Honeywell LSU4L Heavy-Duty Limit Switch Specifications:

  • Actuator Styles: Wide variety
  • Operating Heads: Wide variety
  • Electrical Circuitry Options: Wide variety
  • Environmental Sealing: NEMA 1, 3, 4, 4X, 6, 6P, 12, 13 and IP65/66/67
  • Approvals: UL, CSA, CE, CCC
  • Shaft Material: 303 stainless steel
  • Bearing Material: Sintered bronze
  • Actuation Cycles: 50 million
  • Drive Train: All-metal
  • Torque Prevention: Teller tab
  • Head Retention: Keyed design, 90° positions
  • Terminal Type: Self-lifting pressure plate
  • Mounting Holes: Four (two through, two tapped)
  • Connectivity Options: Multiple, for international applications
  • Seals: Fluorosilicone or fluorocarbon available

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Frequently Asked Questions

Where can I buy Honeywell LSU4L?

You can click on the BUY or RFQ button to purchase LSU4L from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part LSU4L?

You can download the LSU4L datasheet or visit the Honeywell website for support.

Who is the manufacturer of LSU4L?

Honeywell

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