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Beckhoff KL1904

Quad Digital Input Terminal

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Beckhoff KL1904 Quad Digital Input Terminal — Control & HMI
Manufacturer catalogue image
Beckhoff KL1904 Quad Digital Input Terminal — Control & HMI
Beckhoff KL1904 Quad Digital Input Terminal — Control & HMI
Beckhoff KL1904 Quad Digital Input Terminal — Control & HMI

Product Description

Lifecycle Status:

The KL1904 is a robust and versatile industrial automation product designed to provide reliable control of digital inputs. This compact component, manufactured by Beckhoff, is an essential tool for various industrial applications due to its advanced features and sturdy construction. The KL1904 can be easily integrated into existing automation systems, providing precise and dependable control of digital signals. Its small size and low power consumption make it ideal for use in applications where space and energy efficiency are crucial factors.

Whether you're aiming to enhance productivity, reduce costs, or improve the performance of your industrial processes, the KL1904 is the perfect solution for all your automation needs. Its high-performance capabilities make it an invaluable asset in any industrial setting.

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Offer details

Best offer from:
Trusted supplier — Romania, member since 2023, 1–4 employees
Availability:
1 pc.
On Request
Updated at: 22-08-2026
Condition:
New Surplus
New Surplus - A new, unused, undamaged item without a manufacturer guarantee. The item may come without original packaging or in replacement packaging. If provided, the box may have been opened.
The Seller is responsible for shipping the product and invoicing

Specifications

Connection technology
2-wire
Number of inputs
4
Protocol
TwinSAFE/Safety over EtherCAT
Response time
typ. 4 ms (read input/write to K-bus)
Fault response time
≤ watchdog time (parameterizable)
Current consumption power contacts

Available Offers

(9)
KL1904 Beckhoff, Control & HMI

Beckhoff

Available:
35 pcs.
In-Stock
Updated at: 04-09-2026
Offer from:
Trusted supplier — Germany, member since 2024
Warranty:
24 months
KL1904 Beckhoff, Control & HMI

Beckhoff

Available:
5 pcs.
In-Stock
Updated at: 04-09-2026
Offer from:
Trusted supplier — Germany, member since 2024
Warranty:
24 months
KL1904 Beckhoff, Control & HMI

Beckhoff

Available:
18 pcs.
In-Stock
Updated at: 03-09-2026
Offer from:
Trusted supplier — Germany, member since 2025, 5–9 employees
Warranty:
6 months

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Documents

Data Sheet

Datasheet for Beckhoff KL1904, including specifications and features.

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CAD Models

3D CAD model and technical drawings, ready for your design software.

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