Part identity and function
The Siemens 3RV1901-1J-ZX90 is a lateral auxiliary switch with screw terminal, configured 2NO+2NC, designed for motor starter protection across frame sizes S00 through S3, supplied in a multi-unit pack.
Lifecycle and sourcing
For volume requirements or BOM-line commitments, the 3RV1901-1J-ZX90 is sourced and quoted to order against an RFQ, with availability and current pricing confirmed at quote time.