# Siemens SITOP 6EP1931-2FC21 DC UPS Module 24V 40A

Ensure uninterrupted power for your critical automation systems with the Siemens SITOP DC UPS Module 24V 40A 6EP1931-2FC21. This robust unit provides essential buffering and backup power, safeguarding your industrial processes from voltage fluctuations and mains failures. It is designed for seamless integration into demanding control cabinet environments, offering high reliability and performance for applications requiring continuous operation. When your automation relies on stable 24V DC power the Siemens SITOP 6EP1931-2FC21 is the dependable choice for maximum system availability.

Engineered for industrial automation use the Siemens SITOP DC USV Module 6EP1931-2FC21 delivers a stable 24V DC output at a substantial 40A. This module works in conjunction with Siemens SITOP power supplies to offer comprehensive protection against power interruptions. Its design focuses on operational continuity for PLC systems SIMATIC controllers and other sensitive automation equipment ensuring processes are not disrupted by electrical anomalies. This device is ideal for scenarios where system downtime is not an option.

-   High-capacity **24V DC 40A output** for demanding industrial loads
-   Provides reliable **uninterrupted power** during voltage dips and outages
-   Seamless integration within **Siemens SITOP power supply** systems
-   Protects crucial automation equipment like PLCs and HMIs
-   Durable industrial design for long-term performance

This Siemens SITOP DC USV Module 6EP1931-2FC21 offers exceptional backup power for industrial automation. Its high current capability and rapid response during power interruptions ensure maximum uptime and system integrity. Trust in Siemens engineering for durable safe operation in critical applications. Ram Automations provides genuine Siemens products with expert support.

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Power Supplies > Uninterruptible Power Supplies
- **Tags:** 24V 40A, 6EP1931-2FC21, Automation Backup, DC UPS Module, Industrial Power Supply, Siemens Automation, Siemens SITOP, Uninterruptible Power

## Variants

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

## Images

- Siemens SITOP 6EP1931-2FC21 DC UPS Module 24V 40A-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-sitop-6ep1931-2fc21-dc-ups-24v-40a)
> Updated: 2026-09-30