Siemens 6ES5955-7NC12 SIMATIC S5 PS955 Power Supply for ZG 155H

Overview

SIEMENS INDUSTRIAL AUTOMATION

Siemens 6ES5955-7NC12 SIMATIC S5 PS955 Power Supply

PS955 spare-part power supply for the SIMATIC S5 ZG 155H central controller.

At a Glance

Brand	Siemens
Model	6ES5955-7NC12
Product Type	SIMATIC S5 PS955 power supply
Core Function	Supplies controller operating power
Compatible Series	ZG 155H central controller

Identification

PS955 module for SIMATIC S5 ZG 155H.

Electrical Interface

24 V DC input; 5 V DC, 14 A output.

Configuration

Match the complete article number and the installed ZG 155H power arrangement.

Product Overview

6ES5955-7NC12 is a PS955 power-supply spare part for the SIMATIC S5 ZG 155H central controller. It accepts a 24 V DC supply and provides a 5 V DC output rated at 14 A.

Ordering focus: confirm the complete article number, the ZG 155H installation and the 24 V DC supply before replacement.

Key Functions

Controller power

Supplies the ZG 155H central controller with a 5 V DC output.

24 V DC input

Operates from a 24 V DC input supply.

14 A output rating

Provides a rated 14 A output for the designated controller arrangement.

Official Specifications

Input Voltage	24 V DC
Output Voltage	5 V DC
Output Current	14 A
Net Weight	1.308 kg
Packaging Dimensions (L × W × H)	26.6 × 20.8 × 5.5 cm
RoHS Compliance	Not RoHS-compliant
Country of Origin	Germany

Official source: Siemens product details for 6ES5955-7NC12.

Frequently Asked Questions

Which controller uses 6ES5955-7NC12?

The module is designated for the SIMATIC S5 ZG 155H central controller.

What supply voltage is needed for 6ES5955-7NC12?

The module requires a 24 V DC input supply.

What output does 6ES5955-7NC12 provide?

The module provides 5 V DC at a rated 14 A.

What should I check before replacing 6ES5955-7NC12?

Match the complete article number, controller arrangement and 24 V DC supply before installation.

Can I use 6ES5955-7NC12 as a spare power supply for ZG 155H?

Siemens identifies the unit as a SIMATIC S5 spare-part power supply for the ZG 155H.

How much handling weight should I allow for 6ES5955-7NC12?

The unit has a net weight of 1.308 kg.

How much storage space does packaged 6ES5955-7NC12 need?

The listed packaging dimensions are 26.6 × 20.8 × 5.5 cm.

Compatibility & Ordering Notes

Before ordering 6ES5955-7NC12: match the full article number and the installed SIMATIC S5 ZG 155H central controller. The required input is 24 V DC, and the rated output is 5 V DC at 14 A.

Compatibility Checklist for 6ES5955-7NC12

• Match the complete article number and the installed ZG 155H power arrangement.
• Confirm the 24 V DC input and the 5 V DC, 14 A output for the replacement.
• Siemens lists this article at the end of its product lifecycle and indicates no replacement product; confirm the sourcing route before scheduling replacement.
• Use EAN 4019169117517 for order identification; allow for a 26.6 × 20.8 × 5.5 cm package and 1.308 kg net weight.

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