Siemens 6EP1931-2FC21 | SITOP Buffer Module, 24V DC, 20A Overview: The Siemens 6EP1931-2FC21 is a SITOP buffer module, designed to provide temporary power backup in 24V DC industrial automation systems. With a 20A output, it helps prevent system shutdowns and voltage fluctuations during power dips or short interruptions, ensuring uninterrupted operation of critical processes. This compact and efficient buffer module is ideal for protecting PLCs, HMIs, and other sensitive automation components. Key Features: 24V DC Buffer Module: Prevents voltage drops and power interruptions. 20A Output Capacity: Supports high-power industrial applications. Reliable Energy Storage: Uses electrolytic capacitors for fast response during power dips. Seamless Integration: Designed for SITOP power supply systems. Compact & Durable Design: Ideal for control cabinets and industrial environments. Technical Specifications: Product Type: SITOP Buffer Module Part Number: 6EP1931-2FC21 Input Voltage: 24V DC Output Current: 20A Energy Storage: Electrolytic capacitor-based buffering Mounting: DIN Rail Compliance: Meets industrial safety and automation standards Applications: Industrial Automation: Ensures stable power supply for PLCs, HMIs, and sensors. Manufacturing & Process Control: Protects machines from power fluctuations. Critical Power Backup: Provides short-term energy supply during power dips. The Siemens 6EP1931-2FC21 SITOP Buffer Module is a high-performance power backup solution, ensuring continuous operation, system stability, and protection against voltage fluctuations in industrial automation environments. Looking for more options? Return to the Siemens SITOP Power Supplies collection Return to the Siemens Industrial Automation Products main category