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Beckhoff Coupling Module BK3120

33 inquiries last 6 mos.

US $ 426 .03 / ea

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Quantity

MOQ : 1

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100% Original
Genuine OEM Parts
Fast Delivery
Shipped via FedEx / DHL / UPS
12-Month Warranty
Worry-Free Coverage
Secure Packaging
Safe & Reliable
5,000+ Global Suppliers
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Popular Compatible Models

Cross-Reference Brands

                WAGO
              
                Fanuc
              
                Mitsubishi
              
                Beckhoff
              
                Murr Elektronik

Specifications

                                               Category/version
                                                 coupler/junctions/media converter
                                           
                                               Type/signal
                                                 coupler
                                           
                                               Channels
                                                 -
                                           
                                               Value range (digital/encoder)
                                                 -
                                           
                                               Value range (analog)
                                                 -
                                           
                                               Output current
                                                 -
                                           
                                               Nominal voltage
                                                 -
                                           
                                               Communication
                                                 K-bus, PROFIBUS
                                           
                                               Technologies/ Highlights
                                                 extended temperature range -25°C...+60°C
                                           
                                               Approvals
                                                 Ship approvals, UL approvals, Explosion protection
                                           
                                               PLC integrated
                                                 no
                                           
                                               Input/output specification (digital)
                                                 -
                                           
                                               Filter (digital)
                                                 -
                                           
                                               Signal resolution (analog)
                                                 -
                                           
                                               Measurement error/ uncertainty (analog)
                                                 -
                                           
                                               Sampling rate/ conversion time (analog)
                                                 -
                                           
                                               Sampling type (analog)
                                                 -
                                           
                                               Ground reference (analog/encoder)
                                                 -
                                           
                                               Sensor supply (encoder)
                                                 -
                                           
                                               Incr. limit frequency (encoder)
                                                 -
                                           
                                               IO-Link Port Class
                                                 -
                                           
                                               Feedback (compact drive technology)
                                                 -
                                           
                                               Wiring
                                                 -
                                           
                                               Connection method (signal)
                                                 -
                                           
                                               Connection method (bus interface)
                                                 D-sub
                                           
                                               Explosion protection
                                                 not intrinsically safe, ATEX Zone 2 (gas), IECEx Zone 2 (gas), IECEx Zone 22 (dust)
                                           
                                               Safety technology/ functions
                                                 -
                                           
                                               Safety Architecture
                                                 -
                                           
                                               Safety Integrity Level (SIL)
                                                 -
                                           
                                               Performance Level (PL)
                                                 -

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Access to a wide range of SKUs across multiple brands and series
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Flexible sourcing for individual parts or complete solutions
Lower MOQs and more adaptable buying options
Multi-brand procurement in one order
OEM replacement and alternative model solutions available
Fewer intermediaries, ensuring more competitive pricing

Why Global Buyers Choose O&Kmarts

Local Suppliers:

Limited to fast-moving SKUs only
Limited local market availability
Inventory frequently fails to meet urgent demand
Long replenishment cycles, often taking weeks
Rarely stock high-value compressors (e.g. Copeland YHV119)
Frequently require bundled purchases
Rigid and difficult MOQ negotiations
Limited brand selection
Minimal or no customization capability
Higher local distribution and markup costs

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Gain priority supply support
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Create mutual value for partners of all sizes

BK3120

High Efficiency

Stable Performance

Long Service Life

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Q&A

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Q: How can I apply a coupon or discount code?

A: During the checkout process, you will find a section where You can select a coupon or enter the discount code, and the system will automatically calculate the discounted price.
Q: Are there customer testimonials available?

A: Yes, we have customer testimonials available on our website. These testimonials provide insights into the experiences of our satisfied customers, helping you make informed decisions about our products and services.
Q: How can I find out about product recalls or safety alerts?

A: We prioritize the safety of our customers and comply with product recall and safety alert notifications. You can stay informed about product recalls by regularly checking our website's safety alert section or subscribing to relevant product safety authorities' notifications.

Customer reviews

4.8

Based on 11 reviews

Mar 25, 2026

Ronald Jones

The rep handled the situation with expertise.

Helpful?

(0)

(0)
Jan 11, 2026

Laura Ann Hohman

Navigation is a piece of cake.

Helpful?

(0)

(0)
Jan 10, 2026

Carter Rezin

Just what I needed to hear.

Helpful?

(5)

(0)
Dec 06, 2025

Kiera

I gotta tell you, the Beckhoff Coupling Module BK3120 has been a real game-changer for our automotive manufacturing plant. When it comes to high-speed data transmission, this bad boy delivers like no other. It allows our devices to communicate seamlessly at mind-blowing speeds, ranging from 100 to 500 megabits per second. I mean, talk about real-time monitoring, control, and coordination of our robotic arm and other components on the assembly line. This thing is a speed demon, ensuring swift and accurate data exchange and making our production processes super-efficient.

Helpful?

(0)

(0)
Nov 09, 2025

Felipe Chaves

Fantastic prices, everything in stock, and the shipping was fast. Can’t wait to do more business with you!

Helpful?

(0)

(0)
Aug 04, 2025

Joel Goodell

Can't wait to dive in and learn more

Helpful?

(0)

(0)
May 26, 2025

Kristin VanDuyne

That was really helpful.

Helpful?

(0)

(0)
Mar 25, 2025

Gregory Hannley

The web experience was efficient and sleek.

Helpful?

(0)

(0)
Apr 24, 2024

Madison

Let me tell you, I was blown away by the performance of this module. It's like it has some kind of superpower. Our automated production line has never run smoother. And the best part? The whole purchasing experience was a breeze. The delivery was lightning-fast, and the seller's customer service was absolutely top-notch. It's not every day you find a product that delivers such outstanding performance along with a superb shopping experience. And the cherry on top? All of this at an incredibly affordable price. It's like hitting the jackpot!

Helpful?

(15)

(0)
Jun 26, 2023

Michael Smith

You guys rock!

Helpful?

(1)

(0)
Mar 09, 2022

Anonymous user

All was ok! No problems whatsoever.

Helpful?

(0)

(0)

No more reviews

Beckhoff Coupling Module BK3120

Payment Methods

Need a Same-Day Quote?

Need help confirming model compatibility?

Professional Model-Matching System

Popular Compatible Models

Cross-Reference Brands

Specifications

Why Global Buyers Choose O&Kmarts

Why Global Buyers Choose O&Kmarts

Become an O&Kmarts Partner:

Related Products

Q&A

Q: How can I apply a coupon or discount code?

Q: Are there customer testimonials available?

Q: How can I find out about product recalls or safety alerts?

Customer reviews

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Customer Service

Category/version	coupler/junctions/media converter
Type/signal	coupler
Channels	-
Value range (digital/encoder)	-
Value range (analog)	-
Output current	-
Nominal voltage	-
Communication	K-bus, PROFIBUS
Technologies/ Highlights	extended temperature range -25°C...+60°C
Approvals	Ship approvals, UL approvals, Explosion protection
PLC integrated	no
Input/output specification (digital)	-
Filter (digital)	-
Signal resolution (analog)	-
Measurement error/ uncertainty (analog)	-
Sampling rate/ conversion time (analog)	-
Sampling type (analog)	-
Ground reference (analog/encoder)	-
Sensor supply (encoder)	-
Incr. limit frequency (encoder)	-
IO-Link Port Class	-
Feedback (compact drive technology)	-
Wiring	-
Connection method (signal)	-
Connection method (bus interface)	D-sub
Explosion protection	not intrinsically safe, ATEX Zone 2 (gas), IECEx Zone 2 (gas), IECEx Zone 22 (dust)
Safety technology/ functions	-
Safety Architecture	-
Safety Integrity Level (SIL)	-
Performance Level (PL)	-