Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Honeywell Plug-In Limit Switch: Roller Plunger, Metallic, Momentary - Side-Mount Roller-Plunger Limit Switches
HoneywellSide-Mount Roller-Plunger Limit Switches

Honeywell Plug-In Limit Switch: Roller Plunger, Metallic, Momentary

The HONEYWELL HDLS Series LSF1A is a side-mount roller-plunger limit switch with a metallic, momentary action. It features a steel roller and screw terminals for electrical connection. This plug-in switch is designed…

SKU 3G-OTH-30017

Brand
Honeywell
Item
Plug-In Limit Switch: Roller Plunger, Metallic, Momentary
Category
Side-Mount Roller-Plunger Limit Switches
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Honeywell
Manufacturer Part Number
LSF1A
Series
HDLS
Roller Material
Steel
Electrical Connection
Screw Terminals

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The HONEYWELL HDLS Series LSF1A is a side-mount roller-plunger limit switch with a metallic, momentary action. It features a steel roller and screw terminals for electrical connection. This plug-in switch is designed for industrial equipment applications requiring a durable, momentary limit switch.

Frequently Asked Questions

What is the HONEYWELL LSF1A limit switch used for?

The HONEYWELL LSF1A is a side-mount roller-plunger limit switch used in industrial equipment to detect position or presence. Its momentary action and steel roller make it suitable for applications requiring a durable, snap-acting switch, such as conveyor systems, packaging machinery, and automated assembly lines.

What are the specifications of the HONEYWELL LSF1A?

The HONEYWELL LSF1A is part of the HDLS series. It is a plug-in limit switch with a metallic, momentary action. Key specs include a steel roller, screw terminals for electrical connection, and a side-mount roller-plunger actuator. The manufacturer part number is LSF1A.

Where to buy the HONEYWELL LSF1A limit switch worldwide?

You can source the HONEYWELL LSF1A limit switch worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact 3G Electric for availability and lead time.

How to install the HONEYWELL LSF1A limit switch?

To install the HONEYWELL LSF1A, mount the switch securely using the side-mount holes. Connect wires to the screw terminals per your control circuit. Ensure the roller plunger aligns with the cam or actuator. Follow standard industrial safety practices and consult the HDLS series manual for torque and wiring details.

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 roller-plunger limit switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
HONEYWELL Plug-In Limit Switch: Roller Plunger, Metallic, Momentary, HDLS (MPN LSD1A)
Honeywell
HONEYWELL Plug-In Limit Switch: Roller Plunger, Metallic, Momentary, HDLS (MPN LSD1A)
HONEYWELL Non Plug-In Limit Switch: Roller Plunger, Metallic, Momentary, HDLS (MPN LSD3K)
Honeywell
HONEYWELL Non Plug-In Limit Switch: Roller Plunger, Metallic, Momentary, HDLS (MPN LSD3K)
HONEYWELL Hazardous Location Limit Switch: Roller Plunger, Metallic, LSX (MPN LSXD3K)
Honeywell
HONEYWELL Hazardous Location Limit Switch: Roller Plunger, Metallic, LSX (MPN LSXD3K)
HONEYWELL Hazardous Location Limit Switch: Roller Plunger, Metallic, LSX (MPN LSXD4L)
Honeywell
HONEYWELL Hazardous Location Limit Switch: Roller Plunger, Metallic, LSX (MPN LSXD4L)
HONEYWELL Plug-In Limit Switch: Plunger Actuator, Momentary, Metallic, Plunger, 2 Mounting Holes (MPN LSE1A)
Honeywell
HONEYWELL Plug-In Limit Switch: Plunger Actuator, Momentary, Metallic, Plunger, 2 Mounting Holes (MPN LSE1A)
HONEYWELL Plug-In Limit Switch: Plunger Actuator, Momentary, Metallic, Plunger, 2 Mounting Holes (MPN LSW1A)
Honeywell
HONEYWELL Plug-In Limit Switch: Plunger Actuator, Momentary, Metallic, Plunger, 2 Mounting Holes (MPN LSW1A)

More from Honeywell

View all Honeywell parts
HONEYWELL Non Plug-In Limit Switch: Roller Plunger, Metallic, Momentary, HDLS (MPN LSF4L)
Honeywell
HONEYWELL Non Plug-In Limit Switch: Roller Plunger, Metallic, Momentary, HDLS (MPN LSF4L)
HONEYWELL Non Plug-In Limit Switch: Roller Plunger, Metallic, LS (MPN 3LS1)
Honeywell
HONEYWELL Non Plug-In Limit Switch: Roller Plunger, Metallic, LS (MPN 3LS1)