# Siemens 5SM2633-0 RC Unit for MCB 5SL4 3-Pole 400V

Enhance your electrical safety with the Siemens **5SM2633-0 RC Unit**, a vital component for **Siemens 5SL4 MCBs**. This **3-pole residual current unit** provides essential earth leakage protection for industrial automation systems and commercial power distribution, ensuring operational continuity and safeguarding equipment. Designed for 400V AC applications, it offers reliable performance where safety is paramount.

The Siemens **5SM2633-0** operates with a 300mA sensitivity and supports a current range from 0.3A to 40A, making it a versatile solution for complex electrical setups. Its integration with the **Siemens 5SL4 series** ensures seamless compatibility and robust protection against electrical hazards. What is this RC unit perfect for protecting industrial control panels and power distribution circuits from earth faults.

-   Reliable **residual current protection** for enhanced safety
-   Seamless compatibility with **Siemens 5SL4 miniature circuit breakers**
-   Robust industrial-grade construction for long-term durability
-   Essential for preventing equipment damage and system downtime
-   Designed for **400V AC** and **3-pole** configurations

This Siemens RC Unit is engineered for demanding environments, offering peace of mind through its dependable protection capabilities. Trust in Siemens for advanced electrical safety solutions. Explore the Siemens **5SM2633-0** for your critical automation and power needs.

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Circuit Protection > Residual Current Units
- **Tags:** 3-Pole Protection, 400V AC, Earth Leakage Protection, Industrial Safety, MCB Accessories, Residual Current Unit, Siemens 5SL4, Siemens 5SM2633-0, Siemens RC Unit

## Variants

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

## Images

- Siemens 5SM2633-0 RC Unit for MCB 5SL4 3-Pole 400V-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-5sm2633-0-rc-unit-mcb-5sl4)
> Updated: 2026-09-30