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Mitsubishi AJ71AT21B

MELSEC-Q Ethernet Module

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Mitsubishi AJ71AT21B MELSEC-Q Ethernet Module — Control & HMI
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Product Description

The AJ71AT21B is a reliable industrial automation product from the trusted brand Mitsubishi. This high-performance module is designed to provide seamless communication between your PLC and various devices, including HMIs and computers. With its advanced features, it ensures efficient data transfer and processing, allowing you to streamline your operations and boost productivity. The AJ71AT21B is easy to install and configure, with simple wiring and user-friendly software. It also offers excellent compatibility with different protocols and networks, making it a versatile solution for various applications in manufacturing, process control, and other industries. With its robust construction and proven durability, this Mitsubishi module is a smart investment for any automation system, delivering long-lasting performance and reliability.
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Offer details

Best offer from:
Trusted supplier — Germany, member since 2024
Availability:
1 pc.
In-Stock
Updated at: 04-09-2026
Warranty:
24 months
Condition:
Refurbished
Refurbished - A refurbished item inspected, cleaned, and repaired to full working order by either the manufacturer or a certified technician. The item is in excellent condition and fully operational.
The Seller is responsible for shipping the product and invoicing

Specifications

Available Offers

(8)
AJ71AT21B Mitsubishi Electric, Control & HMI

Mitsubishi Electric

Available:
3 pcs.
In-Stock
Updated at: 04-09-2026
Offer from:
Trusted supplier — Germany, member since 2024
Warranty:
24 months
AJ71AT21B Mitsubishi Electric, Control & HMI

Mitsubishi Electric

Available:
2 pcs.
In-Stock
Updated at: 03-09-2026
Offer from:
Trusted supplier — Germany, member since 2025, 5–9 employees
Warranty:
6 months
AJ71AT21B Mitsubishi Electric, Control & HMI

Mitsubishi Electric

Available:
5 pcs.
In-Stock
Updated at: 06-09-2026
Offer from:
Trusted supplier — United Kingdom, member since 2023
Warranty:
12 months

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Documents

Data Sheet

Datasheet for Mitsubishi Electric AJ71AT21B, 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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