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      Top Picks
      • SIEMENS Relay 3UA5040-1E 2.5-4A
      1/1
      SIEMENS Relay 3UA5040-1E 2.5-4A
      $ 17 .31

      ✔ In Stock (Can ship in 5-7 days)

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      MOQ : 19
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      Overload relay 2.5...4 A tripping class: 10A
      size 0 for 3TF30/31,3TF40/41,3TB40/41 AUX.
      contacts: 1 NO + 1 NC

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      Reviews

      • B

        Butch Weaver

        Oct 03, 2025

        SIEMENS Relay 3UA5040-1E 2.5-4A
        We received excellent wiring drawings, and the service was great.
        Helpful
        Unhelpful
      • A

        Anonymous

        May 13, 2025

        SIEMENS Relay 3UA5040-1E 2.5-4A
        We uncovered a treasure that's truly extraordinary!
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      • T

        Tessa

        Jan 26, 2025

        SIEMENS Relay 3UA5040-1E 2.5-4A
        Received quickly, nicely packaged, great product.
        Helpful
        Unhelpful
      • D

        Delilah

        Jan 21, 2025

        SIEMENS Relay 3UA5040-1E 2.5-4A
        Very helpful and user-friendly.
        Helpful
        Unhelpful
      • Y

        Yvette

        Dec 20, 2024

        SIEMENS Relay 3UA5040-1E 2.5-4A
        Just order and we'll take care of the rest.
        Helpful
        Unhelpful
      • H

        Howard Sanders

        Aug 30, 2024

        SIEMENS Relay 3UA5040-1E 2.5-4A
        Customer service helped me find what I was looking for. Good prices too!
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        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        SIEMENS Relay 3UA5040-1E 2.5-4A
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      SIEMENS Relay 3UA5040-1E 2.5-4A

      $ 17 .31
      Click here to view shipping costs.

      ✔ In Stock (Can ship in 5-7 days)

      Quantity
      MOQ : 19
      Payment Methods
      T/T pay VISA pay mastercard pay Diners Club pay Discover pay JCB pay American Express pay Stripe pay PayPal pay Google pay Apple pay Link pay venmo pay
      • Online Support 24/7

      • 12 Months Warranty for New Products

      • 30 Days Money Back Guarantee

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