BOM / RFQ

Siemens 3RW2920-1BB05

MPN3RW2920-1BB05

SPARE CONTROL UNIT FOR SOLID STATE MOTOR STARTER 3RW2221-.AB1. TO 3RW2250-.AB.. AND 3RW2250-.AB. W.ELECTRONIC DEVICE PROTECTION AND WITH PC INTERFACE RS232

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Independent China distributor & sourcing agent· Listing updated Sep 2026

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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.

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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 3RW2920-1BB05

6ES7212-1AE40-0XB0

6ES7211-1AE40-0XB0

6ES7211-1HE40-0XB0

6ES7217-1AG40-0XB0

6ES7211-1BE40-0XB0

6ES7212-1BE40-0XB0