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Siemens 7SR5121-3BA16-2AA0 — General Purpose Relays

Siemens 7SR5121-3BA16-2AA0

MPN7SR5121-3BA16-2AA0
Active

Directional time-overcurrent protection 7SR51,5 curr. trans., 4 volt. trans., 22 BI, (standard), 12 BO (incl. 4 HDBO (Heavy Duty)), Standard interface: 1 x USB (front), RS 485 (rear) + 2 x RJ45 interfaces, S12 enclosure, including conformal coating and 10 year warranty

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

Specifications

7SR5121-3BA16-2AA0 — Identification
ParameterValue
Product familyReyrolle 7SR51 - 4/5xI, 0/4xV
7SR5121-3BA16-2AA0 — Approvals
ParameterValue
RoHS compliantSince: 27-08-19
REACH SVHC declarationReach Information
7SR5121-3BA16-2AA0 — Other specifications
ParameterValue
Group codeU321
Product group1340
Product classB: return restricted, please contact your Siemens partner/contact
Export control regulationsAL : N / ECCN : N
MPN
7SR5121-3BA16-2AA0