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      Top Picks
      • Siemens Circuit Breaker 3WN6721-0MB58-0AK1
      1/1
      Siemens Circuit Breaker 3WN6721-0MB58-0AK1
      $ 23,400 .39

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

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      The Siemens Circuit Breaker is high quality!
      Fixed-mounted circuit breaker 3-pole, Size 2 In=3200 A to 690 V, 50/60 Hz AC Icu=80 kA at 500 V
      with ready to close signaling switch with mechanical lockout device with tripped signaling switch
      with tripped indicators Connection top front bottom front, double hole Overcurrent release AZN
      Version B Setting range 1280...3200 A Motorized/manual operating mechanism with memory with
      electrical and mechanical activation Motor and electr. calling for 220...240 V AC, 220...250 V DC
      without 1st auxiliary release With 2nd auxiliary release Shunt release "F", F2 220...240 V AC,
      220...250 V DC Switch position-depending auxiliary current switches 2 NC+2 NO

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      Reviews

      • J

        Jay Daily

        Jul 18, 2025

        Siemens Circuit Breaker 3WN6721-0MB58-0AK1
        Fantastic experience with fast delivery and great customer care. Thank you!
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      • K

        Knour Nauk

        May 31, 2025

        Siemens Circuit Breaker 3WN6721-0MB58-0AK1
        Your website's customer service is so responsive, thanks!
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      • T

        Thomas Logan

        May 21, 2025

        Siemens Circuit Breaker 3WN6721-0MB58-0AK1
        Excellent selection of parts, and the prices are just right.
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      • M

        Miguel Quezada

        Sep 28, 2024

        Siemens Circuit Breaker 3WN6721-0MB58-0AK1
        Had it in stock
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      • A

        Anonymous user

        Nov 25, 2022

        Siemens Circuit Breaker 3WN6721-0MB58-0AK1
        All was ok! No problems whatsoever.
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      Siemens Circuit Breaker 3WN6721-0MB58-0AK1

      $ 23,400 .39
      Click here to view shipping costs.

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

      Quantity
      MOQ : 1
      Your order is in big value,so we will provide you with one-on-one customer service.
      Please click Send us the order information , we will contact you as soon as possible !
      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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