BOM / RFQ

Siemens 6ES7840-0CA01-0YX1

Name: 6ES7840-0CA01-0YX1
Brand: Siemens
SKU: 6ES7840-0CA01-0YX1
Availability: LimitedAvailability

MPN6ES7840-0CA01-0YX1

S7-PDIAG V4, KL (5-sprachig)

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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.

View all SIMATIC S7 PLC 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 6ES7840-0CA01-0YX1

6ES7212-1AE40-0XB0

6ES7211-1AE40-0XB0

6ES7211-1HE40-0XB0

6ES7217-1AG40-0XB0

6ES7211-1BE40-0XB0

6ES7212-1BE40-0XB0