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      Top Picks
      • Honeywell Sensor SS421L
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      Honeywell Sensor SS421L
      $ 5 .83

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

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      Operating Supply Current:15 mA
      Maximum Output Current:20 mA
      Operating Supply Voltage:15 V

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      Reviews

      • C

        Charly Coppenbarger

        Mar 06, 2026

        Honeywell Sensor SS421L
        I got what I ordered and it was delivered on the day the said it would.
        Helpful
        Unhelpful
      • D

        Diego Bernal

        Nov 09, 2025

        Honeywell Sensor SS421L
        Great value for the price.
        Helpful
        Unhelpful
      • R

        Rebecca L Coyle

        Mar 21, 2025

        Honeywell Sensor SS421L
        My AC issue should be resolved with this fix.
        Helpful
        Unhelpful
      • R

        Ramsey Brooks

        Aug 27, 2023

        Honeywell Sensor SS421L
        I'm so excited!
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        Unhelpful
      • A

        Anonymous user

        Nov 25, 2022

        Honeywell Sensor SS421L
        All was ok! No problems whatsoever.
        Helpful
        Unhelpful

      Honeywell Sensor SS421L

      $ 5 .83
      Click here to view shipping costs.

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

      Quantity
      MOQ : 54
      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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