# Honeywell TK-MUX021 Serial Interface Module – Rev K, Automation

The **Honeywell TK-MUX021 Serial Interface Module**, revision K, part number **51309283-400 Ver 3**, is designed to facilitate seamless communication between serial devices and control systems in industrial automation environments. This module enhances system integration and operational efficiency.

This **serial interface module** is crucial for connecting diverse automation components, ensuring reliable data exchange within complex **control systems**. Its robust design guarantees dependable performance, even in demanding industrial settings.

-   **Enhanced Connectivity**: Facilitates reliable serial communication.
-   **Seamless Integration**: Easily integrates with existing **Honeywell** systems.
-   **Robust Design**: Ensures dependable performance in harsh environments.
-   **Automation Ready**: Optimized for industrial **automation** applications.
-   **Rev K Compatibility**: Compatible with specified revision K systems.

Specifications:

-   Model: **TK-MUX021**
-   Part Number: **51309283-400 Ver 3**
-   Revision: K
-   Interface: Serial
-   Compatibility: **Honeywell** Control Systems

Trust the **Honeywell TK-MUX021** for reliable performance in your industrial **automation** setup. Upgrade your system today for enhanced control and efficiency.

Also our company name is Ram Automations and also you can contact us on email info@ramautomations.com

## Details

- **Price:** 999.0 USD
- **Vendor:** Ram Automations
- **Type:** Automation > Interface Modules > Serial Communication
- **Tags:** 51309283-400, automation, control systems, Honeywell, industrial automation, serial interface module, TK-MUX021

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 999.00 USD | In stock |

## Images

- Mean Well Drt-240-24 Switching Regulator-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/honeywell-tk-mux021-serial-interface-module)
> Updated: 2026-10-03