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Keyence FS-N41C digital fiber optic sensor amplifier with OLED display and DIN rail mount

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Keyence FS-N41C

by Keyence

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OverviewThe Keyence FS-N41C represents a leading-edge digital fiber optic sensor amplifier, expertly crafted for the rigorous demands of industrial automation. This sophisticated amplifier integrates effortlessly into contemporary factory settings, delivering not only high-speed and pinpoint accuracy in detection but also the significant benefit of IO-Link communication. Engineered for swift implementation, the FS-N41C incorporates an accessible OLED display for straightforward configuration and extensive compatibility with Keyence's wide array of fiber units. Its robust construction guarantees dependable operation across diverse and challenging scenarios, from intricate assembly processes to cutting-edge precision manufacturing. The inclusion of IO-Link technology establishes the FS-N41C as a fundamental element for Industry 4.0 initiatives, facilitating comprehensive remote oversight, advanced problem diagnosis, and simple parameter adjustments, thereby substantially boosting operational efficiency and proactive maintenance capabilities.Key Features IO-Link Communication: Enables real-time information exchange, permitting remote setup, monitoring, and diagnostic functions for improved operational adaptability and forward-looking maintenance approaches. This crucial function positions the FS-N41C as a vital element in smart factory ecosystems. Intuitive OLED Display: Offers a clear and user-friendly interface, simplifying setup, calibration, and operational surveillance processes. This ensures engineers and technicians can swiftly and precisely configure the sensor without extensive prior training. One-Touch Teach Functionality: Significantly streamlines initial setup and calibration, reducing installation time and minimizing potential errors. This feature is invaluable for quick deployment in dynamic production environments. Rapid Response Time: Designed to provide exceptional speed, with reaction times as quick as 50 µs, guaranteeing precise identification of even the smallest or fastest-moving objects. This accuracy is essential for maintaining high throughput and quality in automated operations. Extensive Compatibility: Crafted to seamlessly integrate with a broad spectrum of Keyence fiber optic sensor heads, offering unmatched versatility and adaptability to diverse application requirements and optical sensing challenges. Compact DIN Rail Mount Design: Optimizes space within industrial control panels, featuring a sleek and compact footprint that permits efficient mounting on standard DIN rails. This design contributes to an organized and space-saving electrical enclosure. Technical Specifications Model: FS-N41C Output Type: IO-Link Response Time: As fast as 50 µs Display: OLED Power Supply: 12–24V DC Mounting Type: DIN rail Protection Rating: IP64 Operating Temperature: -10°C to +55°C ApplicationsThe versatility and precision of the Keyence FS-N41C make it an indispensable tool across a broad spectrum of industrial applications: Part Detection in Assembly Lines: Ensures precise and consistent detection of components, critical for automated assembly and quality control. Edge and Gap Sensing: Highly effective for accurate positioning and measurement in manufacturing processes where minute variations are significant. Presence Detection of Small Components: Ideal for applications requiring the reliable identification of tiny objects, such as in electronics or medical device manufacturing. Smart Factory Systems with IO-Link: A core component for building sophisticated, interconnected automation systems that leverage the full potential of Industry 4.0. Micro-Precision Sensing in Electronics Manufacturing: Provides the critical accuracy needed for handling delicate and intricate electronic components during production. Why Choose This Model?The Keyence FS-N41C is more than just a sensor amplifier; it is a strategic investment in the future of your automation infrastructure. By choosing this model, you gain access to advanced diagnostic and control capabilities that enhance operational efficiency and drive innovation.Order NowElevate your industrial automation capabilities with the Keyence FS-N41C. Contact us today to learn more or to place your order.FAQWhat is IO-Link communication?IO-Link is a standardized IO technology for communicating with sensors and actuators. It enables real-time data exchange, remote configuration, and diagnostics, making it essential for smart factory environments.What kind of display does the FS-N41C feature?The FS-N41C features an intuitive OLED display, which provides a clear and user-friendly interface for easy setup, calibration, and operational monitoring.What is the response time of the FS-N41C?The FS-N41C boasts a rapid response time, as fast as 50 µs, ensuring quick and accurate detection of even fast-moving targets.Can the FS-N41C be used with different fiber optic sensor heads?Yes, the FS-N41C is designed for extensive compatibility with a wide array of Keyence fiber optic sensor heads, offering versatility for various applications.What are the primary applications for the Keyence FS-N41C?The Keyence FS-N41C is ideal for applications such as part detection in assembly lines, edge and gap sensing, presence detection of small components, and integration into smart factory systems, especially where micro-precision sensing is required.

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PRODUCT DETAILS

Keyence FS-N41C

Overview

This is a genuine Keyence component from the Sensors family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Keyence catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Keyence automation ecosystem
  • Engineered to integrate inside Sensors installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Keyence equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Keyence catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Keyence platform with documented conversion notes for the Sensors family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: FS-N41C
  • Output Type: IO-Link
  • Response Time: As fast as 50 µs
  • Display: OLED
  • Power Supply: 12–24V DC
  • Mounting Type: DIN rail
  • Protection Rating: IP64
  • Operating Temperature: -10°C to +55°C

Applications

The versatility and precision of the Keyence FS-N41C make it an indispensable tool across a broad spectrum of industrial applications:

  • Part Detection in Assembly Lines: Ensures precise and consistent detection of components, critical for automated assembly and quality control.
  • Edge and Gap Sensing: Highly effective for accurate positioning and measurement in manufacturing processes where minute variations are significant.
  • Presence Detection of Small Components: Ideal for applications requiring the reliable identification of tiny objects, such as in electronics or medical device manufacturing.
  • Smart Factory Systems with IO-Link: A core component for building sophisticated, interconnected automation systems that leverage the full potential of Industry 4.0.
  • Micro-Precision Sensing in Electronics Manufacturing: Provides the critical accuracy needed for handling delicate and intricate electronic components during production.

Why Choose the FS-N41C?

The Keyence FS-N41C is more than just a sensor amplifier; it is a strategic investment in the future of your automation infrastructure. By choosing this model, you gain access to advanced diagnostic and control capabilities that enhance operational efficiency and drive innovation.

Availability & Shipping

  • In stock: FS-N41C ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every FS-N41C ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Keyence

IO-Link is a standardized IO technology for communicating with sensors and actuators. It enables real-time data exchange, remote configuration, and diagnostics, making it essential for smart factory environments.

Machine down? We ship parts the same day.

New, surplus, and refurbished Keyence inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

CUSTOMER REVIEWS

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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