- 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
- Max. power-on delay time[ms]: 30
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- Brand: ifm
ifm MK5142 Cylinder Sensors
Mfr # MK5142
$66.50
/ea
Availability: Available to Order|Ships in 3 to 5 business days
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- Slim, Compact Housing (25 x 5 x 6.5 mm): Ideal for installations in tight spaces or on compact machinery.
- Reliable NO Output: Provides a straightforward switching signal for easy integration into automation systems.
- Energy-Efficient Design: Operates at 10…30 V DC with very low current consumption (< 10 mA).
- Electrical Safety Built-In: Equipped with reverse polarity protection and a fast 30 ms power-on delay for dependable operation.
The IFM MK5142 is a compact inductive proximity sensor engineered for accurate, non-contact detection of metallic objects in modern industrial automation. With its slim flat housing, efficient electrical design, and built-in protections, it is a versatile and reliable choice for applications where space is limited but dependable performance is required.
Measuring just 25 x 5 x 6.5 mm, the MK5142 features a slim and space-saving design that makes it easy to install in applications where cylindrical sensors may not fit. Its flat housing is particularly well-suited for mounting on machine frames, compact tooling, and conveyor equipment. Despite its small footprint, the sensor provides robust detection performance, ensuring that critical automation processes run smoothly.
The MK5142 uses a normally open (NO) output function, a widely adopted configuration in industrial automation. When a metallic target is detected, the sensor switches reliably, providing a clear signal to control systems such as PLCs. This straightforward output logic ensures easy integration into both existing and new automation architectures.
Designed for efficiency, the MK5142 operates on a voltage range of 10…30 V DC and requires a cULus Class 2 power source, meeting North American safety standards. With a current consumption of less than 10 mA, it supports energy-efficient system designs, particularly in installations with multiple sensors operating simultaneously. This low-power profile reduces system load and contributes to long-term cost savings.
The sensor also incorporates essential safety features to ensure reliable operation. Reverse polarity protection prevents damage during wiring errors, safeguarding both the sensor and connected equipment. Additionally, with a maximum power-on delay time of just 30 ms, the MK5142 becomes operational almost instantly, making it suitable for dynamic, fast-moving processes where immediate readiness is essential.
Built to protection class III standards, the MK5142 is designed for safe operation at extra-low voltage levels, further enhancing its reliability in industrial settings. Its non-contact inductive sensing principle reduces wear and tear compared to mechanical switches, increasing both sensor lifespan and overall system uptime.
Typical applications for the MK5142 include robotics, packaging machinery, small machine tools, and automated conveyor systems, where compact sensing solutions are essential. By providing precise, reliable detection in space-constrained installations, it helps operators improve process efficiency, maintain equipment safety, and reduce downtime.
In summary, the IFM MK5142 is a compact and efficient inductive proximity sensor that combines a slim flat housing, normally open output, low current consumption, and integrated electrical protections into one versatile device. Designed for modern automation systems, it ensures accurate detection and dependable performance in tight-space installations, making it a trusted solution for engineers across diverse industries.
| 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.

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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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