Product details
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Recommand
Service & Policy

PRODUCT DETAILS

SIEMENS

ARTICLE NUMBER

6ES5951-7LB21

OFFICIAL PRODUCT NAME

SIMATIC S5 PS 951
Power Supply

Warranty
One year

Availability
In stock

Power supply for SIMATIC S5-115U/H racks with 120/230 V AC input and regulated 5 V DC, 3 A output.

Tel : +86 17359287459

Email : sales9@apterpower.com

DIAGNOSTICS, PROTECTION & INSTALLATION

Check the 5 V DC output and rack power indicators during fault isolation.
Verify input selection and protective devices before energizing.
The unit has no integrated backup battery and must be treated accordingly.

De-energize the S5 rack before removing or inserting the power supply.
Match the input setting and wiring to the available 120 or 230 V AC source.
Retain S5 project documentation when replacing legacy power hardware.

OFFICIAL TECHNICAL DATA

Article number	6ES5951-7LB21	Device type	PS 951 power supply
System compatibility	SIMATIC S5-115U/H	Input voltage	120/230 V AC
Output voltage	5 V DC	Output current	3 A
Backup battery	Not included	Product role	S5 rack power supply

BRAND & APPLICATIONS

Siemens SIMATIC S5 modular automation hardware
Dedicated rack supply for S5-115U/H systems
Regulated 5 V DC output for installed controller racks

Maintenance of legacy SIMATIC S5 installations
Industrial machine and process-control racks
Spare-part replacement for S5-115U/H systems

RECOMMENDED MODELS

Siemens

6ES7322-1HH01-0AA0	6ES7332-5RD00-0AB0	6ES7331-7NF00-0AB0	6ES7341-1AH02-0AE0
6ES7350-2AH01-0AE0	6ES7314-6CF02-0AB0	6ES7412-2XG00-0AB0	6ES7441-2AA03-0AE0
6ES7450-1AP00-0AE0	6ES7541-1AB00-0AB0	6ES7513-1AL01-0AB0	6ES7512-1DK01-0AB0
6ES7134-7SD50-0AB0	6ES7151-8FB01-0AB0	6ES7153-1AA03-0XB0	6ES7158-3AD10-0XA0
6ES7650-8AK60-0AA0	6ES7650-8AR60-0AA0	6ES7675-1DA20-1AA0	6ES7870-1AA01-0YA1

Weidmüller

UR20-FBC-PN-IRT-V2	UR20-FBC-EIP	UR20-FBC-MOD-TCP	UR20-FBC-PB-DP-V2
UR20-16DI-P	UR20-8DI-P-2W	UR20-16DO-P	UR20-8DO-P
UR20-4RO-CO-255	UR20-4RO-SSR-255	UR20-4AI-UI-16	UR20-4AI-UI-16-DIAG
UR20-4AO-UI-16	UR20-4AO-UI-16-DIAG	UR20-4AI-RTD-DIAG	UR20-4AI-TC-DIAG
UR20-PF-I	UR20-PF-O	UR20-4AI-UI-12	UR20-2CNT-100

SERVICE & POLICY

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120 230V AC Power Supply

5V DC 3A Module

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