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Marvo Part ID: MV-B0BE

£34.81 (ex. VAT)

Pepperl + Fuchs

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Specification Description
Part Number NJ2-12GM40-E2
Alternative Part Number NJ212GM40E2
Manufacturer Pepperl + Fuchs
Switching Element Function PNP Normally Open (NO)
Rated Operating Distance 2 mm
Installation Flush
Output Polarity DC
Assured Operating Distance 0 ... 1.62 mm
Reduction Factor rAl 0.23
Reduction Factor rCu 0.21
Reduction Factor r304 0.7
Operating Voltage 10 ... 60 V
Switching Frequency 0 ... 3000 Hz
Hysteresis 1 ... 15%, typically 3%
Reverse Polarity Protection Reverse polarity protected
Short-Circuit Protection Pulsing
Voltage Drop ≤ 3 V
Operating Current 0 ... 200 mA
No-Load Supply Current ≤ 11 mA
Ambient Temperature -25 ... 70 °C (-13 ... 158 °F)
Storage Temperature -40 ... 85 °C (-40 ... 185 °F)
Connection Type Device connector M8 x 1, 3-pin or cable PUR, 2 m depending on model
Housing Material Stainless steel 1.4305 / AISI 303
Sensing Face PBT
Protection Degree IP67
Compliance EN 60947-5-2:2007, IEC 60947-5-2:2007
Approvals UL Listed, General Purpose, cCSAus Listed, General Purpose, Certified by CCC
Accessories Mounting flange BF 12, Quick mounting bracket EXG-12 (varies by model)

Commonly Asked Questions

Is my order covered by a warranty?

Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.


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We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.


What countries can Marvo deliver to?

Marvo currently delivers to the United Kingdom (excluding Northern Ireland), the United States of America and Germany. If you cannot find your delivery address at checkout, this is most likely because Marvo does not currently deliver to this location. There are ongoing efforts to make Marvo accessible to a global market, keep your eyes peeled as our service expands to new locations. All orders are sold with a streamlined delivery process ensuring that you get your part, fast. Marvo is designed to offer you quick, easy and reliable access to critical components and uses well established global shipping services, including but not limited to DHL, UPS and FedEx.


Is Marvo a credible parts supplier?

Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.


Have steps been taken to ensure quality control?

Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.


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NJ2-12GM40-E2 Product Description

The Pepperl + Fuchs NJ2-12GM40-E2 is a high-performance inductive sensor designed for precision detection in a variety of industrial applications. Engineered with a flush design and a compact form factor, this sensor offers a nominal operating distance of 2 mm, ensuring accurate and reliable detection of metallic objects.

Constructed with a robust stainless steel housing and a PBT sensing face, the NJ2-12GM40-E2 is built to withstand harsh industrial environments, boasting an IP67 protection rating. This ensures the sensor is dust-tight and can resist water ingress, making it suitable for use in conditions where exposure to liquids or particulates is a concern.

The sensor operates within a voltage range of 10 to 60 V and features a PNP normally open (NO) switching element function, providing a versatile output that integrates seamlessly with a wide range of control systems. The assured operating distance of 0 to 1.62 mm, coupled with a switching frequency of up to 3000 Hz, allows for high-speed operation and quick response times.

Additional technical features include reverse polarity protection, short-circuit pulsing protection, and an LED indicator for switching state, enhancing the sensor's operational safety and ease of use. The NJ2-12GM40-E2 also supports a no-load supply current of ≤ 11 mA and an operating current range of 0 to 200 mA, making it an energy-efficient choice for continuous industrial use.

This inductive sensor is an ideal solution for applications requiring precise and reliable proximity detection, such as automated assembly lines, packaging machinery, and material handling systems. Its durability, accuracy, and ease of integration make it a valuable component for maintaining efficient and uninterrupted industrial operations.

Frequently Asked Questions

What is the installation type for this inductive sensor?

The inductive sensor is designed for flush installation, allowing for a seamless integration into your system.

Can you describe the switching element function of this sensor?

This sensor features a PNP normally open (NO) switching element function, which means it is in a default state of being open until the presence of a target is detected.

What materials are used in the construction of this sensor?

The housing of the sensor is made from stainless steel 1.4305 / AISI 303, and the sensing face is constructed from PBT, ensuring durability and resistance to environmental factors.

What is the rated operating distance for this sensor?

The rated operating distance for the sensor is 2 mm, which is the optimal distance from the target for the sensor to operate effectively.

Is the sensor protected against reverse polarity?

Yes, the sensor is protected against reverse polarity, which helps to prevent damage from incorrect electrical connections.

What is the maximum operating voltage for this sensor?

The maximum operating voltage for the sensor is between 10 and 60 volts, providing flexibility for use in various electrical environments.

What are the ambient operating temperature limits for this sensor?

The sensor can operate in ambient temperatures ranging from -25 to 70 degrees Celsius, making it suitable for a wide range of industrial applications.

How is the switching state indicated on this sensor?

The sensor has an LED indicator that illuminates yellow to show the switching state, providing a clear visual cue for operation status.

What type of short-circuit protection does the sensor have?

The sensor is equipped with pulsing short-circuit protection, which helps to safeguard the sensor and connected equipment from potential damage.

What is the degree of protection provided by the sensor's housing?

The sensor's housing is rated at IP67, offering protection against dust ingress and temporary immersion in water, ensuring reliable performance in harsh conditions.