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  • Cost Reduction
  • Min Order From 1 PCS
  • 365 Days Warranty
  • 12 Hours Quotation
Product Specifications
  • AttributesAttribute Value
  • ManufacturerSiemens
  • CategoryRelays
  • PackagesBox
  • Standard Quantity1
  • Description
  • FeaturesAuxiliary Contacts
  • Mounting TypeChassis Mount, DIN Rail
  • Coil Voltage220VDC
  • Operating Temperature-25°C ~ 60°C
  • Termination StyleScrew Terminal
  • Contact Form4PST-2NO/2NC (2 Form A, 2 Form B)
  • Contact Rating (Current)10 A
  • Switching Voltage690VAC - Max
  • Must Operate Voltage176 VDC

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Quality and Reliability

We supply 100% original and brand-new 3RH21221BM40 from Siemens only.

Hard Find Electronics Tech Limited is committed to achieving the highest levels of quality to meet and exceed customer requirements. We have built a network of trusted suppliers and assembled a team of experienced professionals to serve our customers better. Our rigorous 3-step quality control process ensures that you receive the best possible service and products. All components supplied by us come with a 365-day quality warranty, guaranteeing your satisfaction and confidence in our products.

Order Guide
  • RFQ
    Source at least two reliable suppliers
  • QUOTE
    Information checking available/price/condition
  • QC PROCESS
    3-Step Quality Control and Professional Third-Party Test
  • SHIPMENT
    FedEx, DHL, UPS, TNT
In Stock: 0
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QUANTITY

Multiples of 1

MORECustomer Reviews
  • Co***na 
    Received, it's good!
  • Ir***ns 
    It was nice talking to you as well. I will keep you informed about the progress of our project.
  • Ro***en 
    Thank you. not tested yet but it looks soundly
  • Ar***ur 
    Thanks for quick delivery and good service. We will let you know when inquiries available.
  • Jo***er 
    I used one of the Darlington arrays (ULN2003) to make a relay module and tested an OP-amp in my line following robot. Every IC I have used so far works great.

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3RH21221BM40

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