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Pepperl+Fuchs NJ5-18GK-N
by Pepperl+Fuchs
Read verified buyer reviews ↓OverviewThe Pepperl+Fuchs NJ5-18GK-N is a high-performance 5mm inductive proximity sensor built for dependable detection of metallic items. Its flush-mountable design allows seamless integration across diverse industrial environments, providing consistent operation where accuracy is essential. Constructed for durability, it ensures long-term, stable performance, making it a prime selection for applications demanding a precise and robust sensing solution. With its NAMUR normally closed output, the NJ5-18GK-N offers a standard interface for intrinsic safety, making it suitable for hazardous environments when paired with appropriate isolating barriers. This sensor reflects Pepperl+Fuchs' dedication to delivering top-tier, reliable, and secure sensing technology for manufacturing and automation sectors.Key Features Sensing Range: Detects metallic targets accurately within 5mm. Output Type: NAMUR Normally Closed (NC) output for intrinsically safe systems. Operating Voltage: Efficiently operates at 8.2 V DC. Switching Speed: High-speed detection up to 500 Hz for dynamic conditions. Installation Method: Flush mountable for smooth integration into machinery and confined spaces. Housing Material: Made from strong PBT/PPS for superior resilience and chemical resistance in harsh industrial settings. Connection: Includes a convenient 2-meter PVC cable for flexible setup. Protection Rating: IP66 / IP68 protection against dust and water immersion. Temperature Range: Operates reliably from -25°C to 100°C (-13°F to 212°F). Safety Integrity: Usable up to SIL 2 per IEC 61508 for safety-critical applications. Technical Specifications Model: NJ5-18GK-N Series: NJ5 Reduction Factors: Aluminum (rAl): 0.4 Copper (rCu): 0.3 Stainless Steel 304 (r304): 0.85 Hysteresis: Typically 5%, ranging from 1% to 10%, for stable switching. Current Consumption: Measuring plate not detected: Minimum 3 mA Measuring plate detected: ≤ 1 mA Reverse Polarity Protection: Yes. Short-Circuit Protection: Not included. Voltage Drop: Not applicable. Operating Current: Not applicable. Off-State Current: Not applicable. No-Load Supply Current: Not specified. Time Delay Before Availability: Not specified. Applications Automation Systems: Provides accurate positioning and detection of metal components, boosting operational efficiency. Conveyor Systems: Ideal for reliable object sensing and counting, optimizing material flow. Robotics: Essential for end-of-arm tooling position monitoring, ensuring precise robot movements. Packaging Machinery: Crucial for identifying metal parts within lines, preventing damage and ensuring product quality. Hazardous Locations: When paired with suitable intrinsic safety barriers, its NAMUR output makes it appropriate for potentially explosive atmospheres. Why ChooseThe Pepperl+Fuchs NJ5-18GK-N stands out for industrial sensing due to its advanced features and resilient construction: Exceptional Accuracy: Its precise 5mm sensing range ensures reliable detection, vital for maintaining high operational standards. Built to Last: The PBT/PPS housing offers superior durability and resistance to chemicals and impacts, guaranteeing a long operational life in challenging environments. Consistent Performance: A high switching frequency of up to 500 Hz allows the sensor to keep up with fast-moving targets, providing stable data for various industrial processes. Simple Integration: Featuring a standard M18 threaded housing and a generous 2-meter PVC cable, installation is straightforward. Order NowEnhance your industrial operations with the Pepperl+Fuchs NJ5-18GK-N inductive proximity sensor. Contact us today for pricing and availability, or to discuss your specific application needs with our experts.FAQWhat is the primary function of the Pepperl+Fuchs NJ5-18GK-N sensor?This sensor is designed for the precise and reliable detection of metallic objects in various industrial environments, particularly where accuracy and durability are critical.Can this sensor be used in hazardous environments?Yes, the NJ5-18GK-N features a NAMUR normally closed output, making it suitable for intrinsically safe applications and hazardous areas when used with appropriate isolating barriers.What is the sensing distance of the NJ5-18GK-N?The sensor provides an accurate detection range of 5mm for metallic targets.What kind of protection does the housing offer?The sensor\
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Pepperl+Fuchs NJ5-18GK-N
Overview
This is a genuine Pepperl+Fuchs component from the Inductive & Capacitive 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 Pepperl+Fuchs catalog part
- Tested before shipment
- Backed by PalmPartsSolution warranty
- Cross-reference and revision assistance available
- Compatible with the broader Pepperl+Fuchs automation ecosystem
- Engineered to integrate inside Inductive & Capacitive Sensors installations
Compatibility
When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Pepperl+Fuchs 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:
- Exact replacement — same Pepperl+Fuchs catalog number, new or refurbished, tested and warrantied
- Form-fit-function equivalent — alternate revision or build that drops in without code changes
- Engineered migration — current-generation Pepperl+Fuchs platform with documented conversion notes for the Inductive & Capacitive Sensors family
Contact our engineering team if you need help choosing between these tracks.
Technical Specifications
- Model: NJ5-18GK-N
- Series: NJ5
- Reduction Factors:
- Aluminum (rAl): 0.4
- Copper (rCu): 0.3
- Stainless Steel 304 (r304): 0.85
- Hysteresis: Typically 5%, ranging from 1% to 10%, for stable switching.
- Current Consumption:
- Measuring plate not detected: Minimum 3 mA
- Measuring plate detected: ≤ 1 mA
- Reverse Polarity Protection: Yes.
- Short-Circuit Protection: Not included.
- Voltage Drop: Not applicable.
- Operating Current: Not applicable.
- Off-State Current: Not applicable.
- No-Load Supply Current: Not specified.
- Time Delay Before Availability: Not specified.
Applications
- Automation Systems: Provides accurate positioning and detection of metal components, boosting operational efficiency.
- Conveyor Systems: Ideal for reliable object sensing and counting, optimizing material flow.
- Robotics: Essential for end-of-arm tooling position monitoring, ensuring precise robot movements.
- Packaging Machinery: Crucial for identifying metal parts within lines, preventing damage and ensuring product quality.
- Hazardous Locations: When paired with suitable intrinsic safety barriers, its NAMUR output makes it appropriate for potentially explosive atmospheres.
Why Choose the NJ5-18GK-N?
The Pepperl+Fuchs NJ5-18GK-N stands out for industrial sensing due to its advanced features and resilient construction:
- Exceptional Accuracy: Its precise 5mm sensing range ensures reliable detection, vital for maintaining high operational standards.
- Built to Last: The PBT/PPS housing offers superior durability and resistance to chemicals and impacts, guaranteeing a long operational life in challenging environments.
- Consistent Performance: A high switching frequency of up to 500 Hz allows the sensor to keep up with fast-moving targets, providing stable data for various industrial processes.
- Simple Integration: Featuring a standard M18 threaded housing and a generous 2-meter PVC cable, installation is straightforward.
Availability & Shipping
- ▸In stock: NJ5-18GK-N 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 NJ5-18GK-N ships with a 1-Year PALM Parts warranty and a 30-day return window.
Frequently Asked Questions — Pepperl+Fuchs
Machine down? We ship parts the same day.
New, surplus, and refurbished Pepperl+Fuchs inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.
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Independent Supplier Notice
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.