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.
Siemens 3RV1901-1J-ZX90 Lateral Auxiliary Switch, 2NO+2NC, S
MPN3RV1901-1J-ZX90
Siemens 3RV1901-1J-ZX90, lateral auxiliary switch with screw terminal, 2NO+2NC, for motor starter protection size S00...S3, multi-unit pack.
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026
Product details
Frequently asked questions
Who supplies 3RV1901-1J-ZX90 and how is it quoted for volume purchases?
The 3RV1901-1J-ZX90 is supplied through independent distribution and is quoted to order against an RFQ. Availability and current pricing are confirmed at quote time.
What is 3RV1901-1J-ZX90's listed description?
The listed description is: LATERAL AUXILIARY SWITCH WITH SCREW TERMINAL, 2NO+2NC, FOR MOTOR STARTER PROT. SIZE S00...S3 MULTI-UNIT PACK.
MPN
3RV1901-1J-ZX90