# ABB Customer Relayboard 3HAC3939-4 Industrial Automation Control

Enhance your industrial automation systems with the reliable ABB Customer Relayboard **3HAC3939-4**. Designed for robust performance in demanding environments, this component ensures seamless integration and efficient operation within complex control setups. Trust in ABB's commitment to quality for your critical applications.

The ABB Customer Relayboard **3HAC3939-4** is engineered for precise control and signal management. Its technical specifications are built to support advanced automation needs, providing dependable connectivity and signal processing for various industrial tasks. This unit is a key component for maintaining the integrity and efficiency of automated processes, offering superior reliability for continuous operation.

Key Features:

-   **Reliable Signal Management** for complex automation tasks.
-   **Durable Construction** built for industrial environments.
-   **Seamless Integration** into existing ABB control systems.
-   **Efficient Performance** ensuring operational continuity.
-   **ABB Quality Assurance** for long-lasting dependability.

Specifications:

-   Model Number: **3HAC3939-4**
-   Brand: ABB
-   Application: Industrial Automation Control
-   Type: Relayboard

When seeking dependable solutions for your automation infrastructure, the ABB Customer Relayboard **3HAC3939-4** stands out. Its robust design and proven performance make it an ideal choice for critical industrial applications. Invest in the reliability and expertise that only ABB can provide for your operational success.

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Industrial Automation > Control Components > Relay Boards
- **Tags:** 3HAC3939-4, ABB, ABB Robotics, Automation Components, Control Systems, Industrial Automation, Relayboard

## Variants

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

## Images

- ABB Customer Relayboard 3HAC3939-4 Industrial Automation Control-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-customer-relayboard-3hac3939-4)
> Updated: 2026-09-28