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Siemens SIMATIC S5 951F Power Supply Unit, 24V DC / 5V DC

Name: Siemens 6ES5951-7ND21
Brand: Siemens
SKU: 6ES5951-7ND21
Availability: InStock

Siemens SIMATIC S5 951F Power Supply Unit

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

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ManufacturerSiemens

Part number6ES5951-7ND21

Part Number 6ES5951-7ND21

Manufacturer Siemens

Series SIMATIC S5

PLC Type S5-115F

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12-month warranty

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Veteran-owned

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Designed for SIMATIC S5-115F Dual voltage outputs (24V DC, 5V DC) 7A capacity on 5V DC Reliable power for PLC systems Compact design

Product description

The Siemens SIMATIC S5 951F, part number 6ES5951-7ND21, is a power supply unit specifically designed for the S5-115F PLC system. It provides both 24V DC and 5V DC outputs, with the 5V DC output rated at 7A. This unit is supplied without a backup battery, requiring external battery management if needed.

This power supply is a critical component for the operation of Siemens SIMATIC S5-115F safety-related programmable logic controllers. It ensures a stable and reliable power source for the PLC's logic and I/O modules, essential for critical control applications in industries like chemical processing, power generation, and automated manufacturing.

Stanlo Automation, a veteran-owned supplier of surplus industrial automation parts, offers the Siemens SIMATIC S5 951F power supply unit. We are dedicated to providing tested, high-quality components to keep your legacy S5 systems running efficiently.

Technical specifications

Part Number	6ES5951-7ND21
Manufacturer	Siemens
Series	SIMATIC S5
PLC Type	S5-115F
Output 1	24V DC
Output 2	5V DC, 7A
Backup Battery	Not included

Common applications

Industrial automation

Process control

PLC systems

Safety systems

Manufacturing

Legacy control systems

Compatible systems

Siemens SIMATIC S5-115F PLC systems

Also known as

SIMATIC S5 Power Supply Siemens S5-115F PSU 6ES5 951 Power Module

Replaces / compatible with

Direct replacement for the power supply unit in Siemens SIMATIC S5-115F PLC systems.

Technical note

Expert tip

This power supply does not include a backup battery; external battery connection and management are required if battery backup is needed.

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Frequently asked questions

What are the output voltages for the Siemens 6ES5951-7ND21 power supply?

The Siemens SIMATIC S5 951F power supply unit (6ES5951-7ND21) provides two key DC outputs: 24V DC and 5V DC, with the 5V DC output capable of delivering up to 7 Amps.