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Honeywell Non Plug-In Limit Switch: Plunger Actuator, Metallic, Plunger, 9 lbf Op Force - Max - Side-Mount Plunger Limit Switches
HoneywellSide-Mount Plunger Limit Switches

Honeywell Non Plug-In Limit Switch: Plunger Actuator, Metallic, Plunger, 9 lbf Op Force - Max

The HONEYWELL Non Plug-In Limit Switch is a side-mount plunger limit switch from the LS Series, featuring a metallic body and a plunger actuator. It has a maximum operating force of 9 lbf and uses screw terminals for…

SKU 3G-OTH-29986

Brand
Honeywell
Item
Non Plug-In Limit Switch: Plunger Actuator, Metallic, Plunger, 9 lbf Op Force - Max
Category
Side-Mount Plunger Limit Switches
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Honeywell
Manufacturer Part Number
4LS1
Series
LS
Type
Metallic, Plunger, 9 lbf Op Force - Max, LS
Actuator Type
Plunger
Body Material Type
Metallic
Electrical Connection
Screw Terminals

Technical Documents

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Honeywell Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HONEYWELL Non Plug-In Limit Switch is a side-mount plunger limit switch from the LS Series, featuring a metallic body and a plunger actuator. It has a maximum operating force of 9 lbf and uses screw terminals for electrical connection. This model is identified by manufacturer part number 4LS1.

Frequently Asked Questions

What is the Honeywell 4LS1 limit switch used for?

The Honeywell 4LS1 is a side-mount plunger limit switch from the LS Series, used in industrial automation to detect position or presence of moving parts. Its metallic body and 9 lbf plunger actuator suit heavy-duty applications like conveyor systems, machine tools, and packaging equipment.

What are the specifications of the Honeywell 4LS1 limit switch?

The Honeywell 4LS1 is a non plug-in limit switch with a metallic body, plunger actuator, and screw terminals. It requires a maximum operating force of 9 lbf and is part of the LS Series. The manufacturer part number is 4LS1.

Where to buy the Honeywell 4LS1 limit switch worldwide?

3G Electric supplies the Honeywell 4LS1 limit switch worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source this LS Series plunger limit switch for your application.

How to install a Honeywell 4LS1 plunger limit switch?

Mount the Honeywell 4LS1 securely using the side-mount holes, ensuring the plunger aligns with the actuating cam or target. Connect wires to the screw terminals per your control circuit. Verify the 9 lbf operating force is met and test actuation before full operation.

Used in

Common applications for Honeywell
Commercial kitchen and inflight-catering steam boilers — RM7890 / RM7895 flame relays with UV detection
Food-processing ramp-and-dwell ovens — DBC2000E / DBC2100E controllers
Hotel and hospital boiler plants — VR8205 combination gas controls
Petrochemical tank-farm heating — V4xxx gas-valve bodies with ML7420 actuators
Retrofit swap-outs from legacy Fireye / Satronic — Honeywell replacement kits

Honeywell Products

3G Electric supplies Honeywell side-mount plunger limit switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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