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Siemens 7SR5111-4AA26-0AA0

MPN7SR5111-4AA26-0AA0

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Directional time-overcurrent protection 7SR51 4 curr. trans., 4 volt. trans., 24 BI, 14 BO Standard interface: 1 x USB (front), RS485 (rear) + 2 x optical LC-interfaces, S12 enclosure

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Siemens 7SR5111-4AA26-0AA0 datasheet (PDF)

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Independent China distributor & sourcing agent· Listing updated Sep 2026

Specifications

7SR5111-4AA26-0AA0 — Mechanical
Parameter	Value
Width	308 mm
Height	177 mm
Depth	217.5 mm

Pricing & Availability

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About the brand

Siemens

Siemens parts are sourced across every condition — factory-new current-production lines, new-old-stock, surplus, refurbished-and-bench-tested and used clean-pull units — through our independent distributor channels; each listing states its condition. Request a quote for live pricing, availability, and lead times.

View all Siemens 7SR5111 General Purpose Relays parts →

Siemens Series Alternatives & Replacements

Alternative models and sibling configurations in the same Siemens series. For obsolete or discontinued parts, these models can serve as compatible replacements or functional alternatives for plant maintenance.

Siemens 7SR5111-4AA26-0AA0

Specifications

6ES7212-1AE40-0XB0

6ES7211-1AE40-0XB0

6ES7211-1HE40-0XB0

6ES7217-1AG40-0XB0

6ES7211-1BE40-0XB0

6ES7212-1BE40-0XB0