Siemens 6ES5951-7NB21

***Spare part*** SIMATIC S5, Power supply 951 for S5-115U/H, without b...

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Siemens 6ES5951-7NB21 ***Spare part*** SIMATIC S5, Power supply 951 for S5-115U/H, without b... — Power Supplies & Controllers
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Product Description

Lifecycle Status:
***Spare part*** SIMATIC S5, Power supply 951 for S5-115U/H, without backup battery, 24 V DC; 5 V DC, 3 A

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Offer details

Offer from:
Trusted supplier — Germany, member since 2024 
Availability:
3 pcs.
In-Stock
Updated at: 01-10-2026
Warranty:
24 months
Condition:
New Surplus
New Surplus - A new, unused, undamaged item without a manufacturer guarantee. The item may come without original packaging or in replacement packaging. If provided, the box may have been opened.
The Seller is responsible for shipping the product and invoicing

Specifications

Brand
Siemens

Available Offers

(23)
ConditionAvailabilitySupplierWarrantyAction
Siemens 6ES5951-7NB21
Condition
New Surplus
Availability
3 pcs.
In-Stock
Updated at: 01-10-2026
Supplier
GermanyTrusted supplier — member since 2024 
Warranty
24 months
Siemens 6ES5951-7NB21
Condition
Refurbished
Availability
2 pcs.
In-Stock
Updated at: 01-10-2026
Supplier
GermanyTrusted supplier — member since 2024 
Warranty
24 months
Siemens 6ES5951-7NB21
Condition
New Surplus
Availability
1 pc.
In-Stock
Updated at: 01-10-2026
Supplier
GermanyTrusted supplier — member since 2024 
Warranty
24 months
Siemens 6ES5951-7NB21
Condition
New Surplus
Availability
On requestLead time: 21 days
Supplier
RomaniaTrusted supplier — member since 2023, 1–4 employees 
Warranty
Not specified
Siemens 6ES5951-7NB21
Condition
Used
Availability
2 pcs.
In-Stock
Updated at: 13-10-2026
Supplier
GermanyTrusted supplier — member since 2025, 5–9 employees 
Warranty
6 months
Siemens 6ES5951-7NB21
Condition
Used
Availability
1 pc.
In-Stock
Updated at: 13-10-2026
Supplier
GermanyTrusted supplier — member since 2023 
Warranty
12 months

Documents

Data Sheet

Datasheet for Siemens 6ES5951-7NB21, including specifications and features.

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TraceParts

CAD Models

3D CAD model and technical drawings, ready for your design software.

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Product data updated: 01-10-2026

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