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FS-N41C is commonly available as a spare part. Submit an RFQ for pricing and lead time.
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Keyence
FS-N41C
Keyence FS-N11CP Fibre Optic Sensor
Keyence
From $202.94In stockSource updated 6/24/2026
Product Description
Brand: Keyence Model: FS-N41C Type: Fibre Optic Sensor (Fibre Amplifier) Part Number: FS-N41C Technical Specs: - Sensor Type: Digital fibre optic sensor (amplifier unit) - Output Type: NPN - Main Unit/Expansion Unit: Main unit - Light Source: Red 4-element LED - Response Time: 50 µs (FINE mode), 150 µs (TURBO), 500 µs (SUPER), 1 ms (ULTRA), 4 ms (MEGA), 32 ms (TERA) - Output: 1 output (NPN open-collector, max 100 mA, 40 V DC) - External Input: Not specified (typically supported for main units; confirm with datasheet) - Supply Voltage: 12 to 24 V DC (±10%, ripple max 10% p-p) - Power Consumption: Normal mode: 870 mW or less (36 mA at 24 V, 48 mA at 12 V); Eco mode: 720 mW or less (30 mA at 24 V, 39 mA at 12 V) - Control Output: 100 mA max (40 V max), residual voltage 1.6 V max - Connection Type: M8 4-pin connector - Display: OLED display with 4-digit, 2-level indication (red and green) - Indicators: Output indicator (orange), calibration indicator (green), power/mode indicators (green/red) - Protection Circuit: Reverse polarity protection, overcurrent protection, surge absorber - Enclosure Rating: IP65 (with M8 connector) - Operating Temperature Range: -20°C to 55°C - Storage Temperature Range: -20°C to 70°C - Operating Humidity Range: 35 to 85% RH - Vibration Resistance: 10 to 55 Hz, double amplitude 1.5 mm, 2 hours in X/Y/Z directions - Shock Resistance: 500 m/s², 3 times in X/Y/Z directions - Housing Material: Polycarbonate - Weight: Approx. 25 g - Additional Features: - High power “TERA” mode for enhanced detection range - Built-in indicators on fibre optic heads for alignment/status checks - Intuitive OLED display with simple menu navigation - Wide variety of compatible fibre optic heads for versatile applications - Certifications: UL standard / CSA standard conformity (confirm with datasheet) Dimensions: Country of Origin: Japan HS Code: 9031.80
Buy Options
Condition, indicative price, stock, and lead time. Confirm current availability via RFQ.
ConditionPriceAvailabilityLead time
Used
Price: $202.94
Availability: Available to order
Lead time: Quoted after RFQ
Specifications
- Brand
- Keyence
- Model
- FS-N41C
- Type
- Fibre Optic Sensor (Fibre Amplifier)
- Part Number
- FS-N41C
- Sensor Type
- Digital fibre optic sensor (amplifier unit)
- Output Type
- NPN
- Main Unit/Expansion Unit
- Main unit
- Light Source
- Red 4-element LED
- Response Time
- 50 µs (FINE mode), 150 µs (TURBO), 500 µs (SUPER), 1 ms (ULTRA), 4 ms (MEGA), 32 ms (TERA)
- Output
- 1 output (NPN open-collector, max 100 mA, 40 V DC)
- External Input
- Not specified (typically supported for main units; confirm with datasheet)
- Supply Voltage
- 12 to 24 V DC (±10%, ripple max 10% p-p)
- Power Consumption
- Normal mode: 870 mW or less (36 mA at 24 V, 48 mA at 12 V); Eco mode: 720 mW or less (30 mA at 24 V, 39 mA at 12 V)
- Control Output
- 100 mA max (40 V max), residual voltage 1.6 V max
- Connection Type
- M8 4-pin connector
- Display
- OLED display with 4-digit, 2-level indication (red and green)
- Indicators
- Output indicator (orange), calibration indicator (green), power/mode indicators (green/red)
- Protection Circuit
- Reverse polarity protection, overcurrent protection, surge absorber
- Enclosure Rating
- IP65 (with M8 connector)
- Operating Temperature Range
- -20°C to 55°C
- Storage Temperature Range
- -20°C to 70°C
- Operating Humidity Range
- 35 to 85% RH
- Vibration Resistance
- 10 to 55 Hz, double amplitude 1.5 mm, 2 hours in X/Y/Z directions
- Shock Resistance
- 500 m/s², 3 times in X/Y/Z directions
- Housing Material
- Polycarbonate
- Weight
- Approx. 25 g
- Certifications
- UL standard / CSA standard conformity (confirm with datasheet)
- Country of Origin
- Japan
- HS Code
- 9031.80
- Product
- Technical Specs:
- Material
- Dimensions:
Before we quote this part
Actual photos when available
Nameplate, condition, and visible wear can be shared before quote when stock photos are not enough.
Test notes for used units
Power-on or function test status is stated when available, with clear condition grading.
Trackable global shipping
DHL, FedEx, UPS, or forwarder options can be quoted with packing photos and tracking details.
Clear DOA boundary
For tested units, quote terms can include 7-day DOA support unless otherwise stated.
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We are not an authorized distributor, reseller, or representative of Siemens, Mitsubishi, Omron, or other manufacturers listed on this site. All product names, trademarks, brands, and logos are the property of their respective owners. Products may be used, refurbished, surplus, or sourced from the secondary market unless otherwise stated.
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FAQ
How do I buy FS-N41C?
Submit a Request for Quote on this page with quantity, required condition, and ship-to country. We respond by email with pricing and delivery options.
What condition options are available for FS-N41C?
We list Used for FS-N41C (indicative availability and pricing — confirm on RFQ). See our condition policy at https://www.usedautomations.com/condition-codes.