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Siemens SIMATIC S5 951 Power Supply Unit - 5V DC, 3A

Name: Siemens 6ES5951-7LB14
Brand: Siemens
SKU: 6ES5951-7LB14
Availability: InStock

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ManufacturerSiemens

Part number6ES5951-7LB14

Series SIMATIC S5

Model 951 Power Supply Unit

Output Voltage 5V DC

Output Current 3A

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5V DC, 3A output 115/230V AC/DC input Designed for SIMATIC S5-115U/H Without backup battery Reliable power source

Product description

The Siemens 6ES5951-7LB14 is a SIMATIC S5 951 power supply unit designed for the S5-115U/H PLC systems. It provides a 5V DC output at 3A. This unit is supplied without a backup battery, making it a straightforward power source for the PLC. It supports input voltages of 115/230V AC or 115/230V DC.

This power supply is essential for operating older Siemens SIMATIC S5 programmable logic controllers, commonly found in established industrial automation systems. It is critical for maintaining the functionality of legacy machinery and control systems in manufacturing, processing, and utility sectors that still rely on S5 technology.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 6ES5951-7LB14. Secure essential components for your legacy SIMATIC S5 systems by sourcing this reliable power supply unit from us.

Technical specifications

Series	SIMATIC S5
Model	951 Power Supply Unit
Output Voltage	5V DC
Output Current	3A
Input Voltage	115/230V AC/DC
Backup Battery	Not included

Common applications

Legacy PLC Systems

SIMATIC S5 Automation

Industrial Control Maintenance

Manufacturing Automation

Process Control

Compatible systems

Siemens SIMATIC S5-115U PLC Siemens SIMATIC S5-115H PLC

Also known as

Siemens SIMATIC S5 951 PSU 6ES5951-7LB14 Power Module

Replaces / compatible with

The Siemens 6ES5951-7LB14 is a direct replacement power supply for the Siemens SIMATIC S5-115U/H PLC systems, ensuring compatibility with existing configurations.

Technical note

Expert tip

This 6ES5951-7LB14 unit does not include a backup battery; if battery backup is required for the PLC's memory, a separate battery module must be used.

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Frequently asked questions

What is the output of the Siemens 6ES5951-7LB14 SIMATIC S5 power supply?

The Siemens 6ES5951-7LB14 SIMATIC S5 power supply unit provides a regulated output of 5V DC with a maximum current of 3A. It is designed to power the central functions of the SIMATIC S5-115U/H PLC.