# Siemens 7SJ6621-6KB901FG0BB Multifunction Protective Relay - 1A

The **Siemens Siprotec Multifunction Protective Relay 7SJ6621-6KB901FG0BB** is a crucial component for safeguarding electrical systems in industrial applications. This relay, also known as part number 7SJ6611-6Eb90-1Fg0/Bb, offers robust protection, designed to handle a rated current of 1A, making it ideal for various power system setups. Manufactured in India, it is built with high-quality materials, ensuring durability and long-term performance.

This protective relay operates at 50-60Hz with a rated voltage of 100-125V, and a so\_load of 5A at 250V. It features an auxiliary voltage range of 110-250V or 115-230V, providing flexibility. Its compact design and reliable performance make it a valuable asset for both new installations and retrofit projects. It is a cost-effective and sustainable solution for your protection needs. The **7SJ6621-6KB901FG0BB** is a reliable choice for ensuring the safety and efficiency of your electrical systems.

-   **Advanced Protection:** Offers comprehensive protection functions for various electrical faults.
-   **Versatile Application:** Suitable for a wide range of industrial and power distribution systems.
-   **High Reliability:** Built with durable materials for long-term operational stability.
-   **Easy Installation:** Lightweight design for effortless integration into existing setups.
-   **Cost-Effective:** Provides a sustainable solution for your protection needs.

The **Siemens Siprotec Multifunction Protective Relay 7SJ6621-6KB901FG0BB** delivers dependable performance and is a trusted solution for industrial and automation systems. Choose Siemens for innovative, high-quality solutions.

For inquiries, please contact Ram Automations at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Protective Relays > Multifunction Relay
- **Tags:** 7SJ6611-6Eb90-1Fg0/Bb, 7SJ6621-6KB901FG0BB, Multifunction Relay, Power System Protection, Protective Relay, Siemens

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Refurbished | 999.00 USD | In stock |

## Images

- Siemens 7SJ6621-6KB901FG0BB Multifunction Protective Relay - 1A-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-7sj6621-6kb901fg0bb-relay)
> Updated: 2026-10-03