- Electrical design: PNP
- Output function: normally open
- Dimensions[mm]: 25 x 5 x 6.5
- Operating voltage[V]: 10…30 DC; (cULus – Class 2 source required)
- Current consumption[mA]: < 10
- Protection class: III
- Reverse polarity protection: yes
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- Brand: ifm
ifm MK5138 Magnetic Field Sensors
Mfr # MK5138
$65.41
/ea
Availability: Available to Order|Ships in 3 to 5 business days
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- Slim Compact Housing: Dimensions of 25 x 5 x 6.5 mm make it suitable for installation in confined or space-limited environments.
- PNP Normally Open Output: Provides a straightforward interface with automation systems and PLCs, ensuring dependable switching signals.
- Energy-Efficient Design: Operates on 10…30 V DC with a current consumption of less than 10 mA, supporting efficient continuous operation.
- Robust Safety Features: Protection Class III with integrated reverse polarity protection, safeguarding both sensor and system from wiring errors.
The IFM MK5138 magnetic sensor is a reliable, compact, and efficient detection device designed for modern automation systems. With its slimline construction and robust electrical design, it is ideally suited to industries that demand precise detection in environments where installation space is limited but performance and safety remain critical.
The MK5138 is equipped with a PNP electrical design and a normally open output function, making it highly compatible with standard automation systems and programmable logic controllers (PLCs). This configuration ensures that the sensor provides a clear and reliable switching signal only when the magnetic target is detected, improving accuracy and reducing false switching events. Its simplicity of integration means it can be incorporated into both new installations and existing systems without complexity.
A standout feature of the MK5138 is its slim, compact housing. Measuring just 25 x 5 x 6.5 mm, the sensor is engineered for applications where mounting space is limited. This compact form factor allows it to fit seamlessly into narrow machine areas, conveyor systems, or packaging equipment without requiring major modifications. Despite its small size, the sensor delivers dependable magnetic detection, ensuring consistent performance over long service life.
The MK5138 is also optimised for low power consumption, operating within a voltage range of 10…30 V DC and consuming less than 10 mA. This energy-efficient design reduces power demand while enabling continuous operation in fast-paced industrial environments. In addition, the sensor complies with cULus Class 2 source requirements, guaranteeing safe operation in accordance with recognised international standards.
Durability and protection are central to the MK5138’s design. With Protection Class III, it is specifically designed for safe low-voltage use, while its reverse polarity protection prevents damage in the event of incorrect wiring during installation. These features reduce the risk of downtime, improve operational reliability, and ensure long-term resilience in demanding environments.
In practice, the MK5138 provides precise and repeatable magnetic detection, making it suitable for a wide range of industries, including manufacturing, packaging, assembly, and materials handling. Its ability to deliver accurate signals in compact installations helps operators monitor machine cycles, optimise workflows, and maintain consistent productivity levels.
In summary, the IFM MK5138 magnetic sensor combines compact housing, energy efficiency, robust electrical protection, and reliable performance in a versatile sensing solution. It is an excellent choice for integration into modern automation systems where both space and reliability are key considerations.
| Manufacturer | ifm |
|---|
FAQ
What is your warranty policy?
All new products purchased from Enicstra LLC are backed by a 12-month warranty. We will repair any covered issue at no cost. If a repair is not possible, we will provide a full refund. For warranty support, please email customerservice@enicstra.com.
What happens if an item has a lead time longer than two weeks?
If an item requires a lead time of more than two weeks, we will notify you immediately. Your order will only be confirmed once you acknowledge and approve the lead time.
What is your returns policy?

If you are dissatisfied with the part(s) you received for any reason (subject to our Terms and Conditions), you may take advantage of our 30-day return-to-base policy, which allows you to request an exchange or a full refund.
Do you offer global delivery?

Yes, we offer reliable worldwide shipping. Our efficient logistics network allows us to process and ship orders to customers across the globe with ease and precision.
Please note: All international orders may be subject to customs duties, taxes, and import fees, which are the responsibility of the recipient. Enicstra does not collect or cover these charges.
How will the orders be shipped?

Enicstra partners with trusted carriers including USPS, UPS, FedEx, and DHL to ensure safe and timely delivery of every order.
We offer free domestic shipping on orders over $50. For international orders, additional shipping costs will apply based on the destination and selected carrier service.
Who can I contact if something goes wrong?

If you have any questions or encounter any issues with your order, please reach out to our Customer Support Team at customerservice@enicstra.com. We’re here to help and will respond as promptly as possible.
How can I cancel my order?

If you wish to cancel your order, please contact us at customerservice@enicstra.com as soon as possible. All cancellation requests are subject to approval by Enicstra LLC and must comply with our Terms and Conditions.
Do you offer discounts for bulk orders?
Yes, we offer special pricing for bulk purchases. If you’re interested in ordering in large quantities, please contact us at sales@enicstra.com to discuss volume discounts and customized quotes.
What payment options and currencies do you accept?
We aim to make your purchase seamless by offering multiple payment options, including bank transfers, PayPal, and major credit and debit cards such as Visa, MasterCard, and American Express. We accept payments in most major global currencies, although we prefer US Dollars (USD) transactions. Payments in other currencies may incur additional charges.

How long is my quote valid?

Our quotes are valid for 30 days from the date they are issued unless otherwise specified at the time of quotation.

Do you offer trade credit agreements?

Yes, we understand the importance of trade credit in business operations and provide credit agreements upon request, subject to eligibility. For more information, please contact our team.

Do you accept sales tax exemption certificates?
Yes. If your organization is tax‑exempt (e.g., reseller, nonprofit, government, educational), please email a copy of your valid exemption certificate to customerservice@enicstra.com.
Our team will review and apply the exemption to your account/orders. To avoid being charged tax, please send the certificate before placing your order (or we can refund the tax after verification if the order has already been placed).
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