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      • Siemens Flame Detector QR12A2.B180B
      1/1
      Siemens Flame Detector QR12A2.B180B
      $ 2,120 .77

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

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      With this type of flame supervision, the changes in infrared radiation are used to generate the flame signal. The flame-detecting element is an infrared-sensitive photoresistor whose spectral sensitivity covers the range of approximately 1...3 µm. The detector does not respond to constant radiation or radiation with mains frequency harmonics (e.g. 50 Hz or multiples thereof). The suppression of these radiation frequencies is made electronically, directly dependent on the current mains frequency at which the relevant burner control (e.g. LMV5...) is operated

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      Reviews

      • R

        Robert Coston

        Oct 10, 2025

        Siemens Flame Detector QR12A2.B180B
        Pleasant and everything went smoothly~
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      • R

        Rodney Williams

        Mar 20, 2025

        Siemens Flame Detector QR12A2.B180B
        Ordering was smooth sailing! I plan to return to OKmarts.
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      • D

        David Potter

        Oct 19, 2024

        Siemens Flame Detector QR12A2.B180B
        That's wonderful, thank you so much!
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      • R

        Richie Still

        May 07, 2024

        Siemens Flame Detector QR12A2.B180B
        Simple and intuitive website
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      • K

        Katherine Vermillion

        Dec 09, 2023

        Siemens Flame Detector QR12A2.B180B
        You’re eligible for a $5 off coupon by entering your email!
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      • L

        Leo Gundrum

        Jul 20, 2023

        Siemens Flame Detector QR12A2.B180B
        We're talking huge value for the price.
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      • A

        Anonymous user

        Nov 25, 2022

        Siemens Flame Detector QR12A2.B180B
        All was ok! No problems whatsoever.
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      Siemens Flame Detector QR12A2.B180B

      $ 2,120 .77
      Click here to view shipping costs.

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

      Quantity
      MOQ : 1
      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

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