6EP1961-3BA20 Siemens SITOP Modular Redundant Power Unit

Product Overview

The Siemens 6EP1961-3BA20 is a SITOP modular redundancy module for high-availability 24 V DC power systems.
It decouples two independent SITOP power supplies to ensure uninterrupted power delivery.
Moreover, the module prevents reverse currents and electrical interference between parallel power sources.
Therefore, overall system availability improves in automation environments requiring continuous operation.

This redundancy module supports a total output current of 40 A.
In addition, each connected power supply can deliver up to 20 A safely.

Technical Data / Specifications

• Manufacturer: Siemens

• Model: SITOP Modular Redundancy Module

• Part Number: 6EP1961-3BA20

• Product Family: SITOP Modular

• Product Type: Redundancy Module

• Input Voltage: 24 V DC

• Output Voltage: 24 V DC

• Maximum Output Current: 40 A total

• Maximum Current per Power Supply: 20 A

• Function: Decoupling two SITOP 24 V DC power supplies

• Mounting Method: DIN rail mounting

• Condition: New and original, factory sealed

• Availability: In stock

• Shipping Weight: 2 kg

FAQ

What is the function of the Siemens 6EP1961-3BA20?
It provides power supply redundancy by decoupling two 24 V DC SITOP power supplies.

Is this module a UPS or backup power device?
No, it does not store energy or provide backup power.

What is the maximum supported current?
The total output current is 40 A, with up to 20 A per power supply.

Which power supplies are compatible?
It is designed for Siemens SITOP 24 V DC power supplies.

Is the product supplied with a factory warranty?
Yes, it includes a 12-month Siemens factory warranty.