McDonnell & Miller

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McDonnell & Miller specializes in manufacturing water level controls and flow switches for boilers and steam systems. They offer a wide range of products designed to ensure proper operation and safety in commercial and industrial applications. McDonnell & Miller products are known for their reliability, accuracy, and durability. Whether you need a low water cutoff switch for a boiler or a pump control for a cooling tower, McDonnell & Miller has the solution for you. Trust McDonnell & Miller to provide high-quality water level controls and flow switches that meet the needs of your system.
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  • McDonnell & Miller 354401 EA-RS Electrode Assembly
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    McDonnell & Miller

    SKU: 354401

    354401

    $173.77
    2 in stock
  • McDonnell & Miller 354106 EA-157-S – Short Electrode for 157S-RBP
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    McDonnell & Miller

    SKU: 354106

    354106

    $310.84
    1 in stock
  • McDonnell & Miller 354107 EA-157-L – Long Electrode for 157S-RBP
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    McDonnell & Miller

    SKU: 354107

    354107

    $310.84
    3 in stock
  • McDonnell & Miller 165300 94-HD – Replacement Head Mechanism for Series 94 & 194
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    McDonnell & Miller

    SKU: 165300

    165300

    $2,196.07
    1 in stock
  • McDonnell & Miller 166400 94-7B-HD – Replacement Head Mechanism with 7B Switch for Series 94 & 194
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    McDonnell & Miller

    SKU: 166400

    166400

    $2,999.99
    1 in stock
  • McDonnell & Miller 162500 93M – High Pressure Level Control
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    McDonnell & Miller

    SKU: 162500

    162500

    $2,017.06
    2 in stock
  • McDonnell & Miller 162400 93-HD
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    McDonnell & Miller

    SKU: 162400

    162400

    $1,781.12
    2 in stock
  • McDonnell & Miller 162300 93 – High Pressure Level Control for 93 Series
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    McDonnell & Miller

    SKU: 162300

    162300

    $1,851.53
    2 in stock
  • McDonnell & Miller 144400 64-HD – Replacement Head Mechanism for Series 64 Low Water Cut-Off
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    McDonnell & Miller

    SKU: 144400

    144400

    $580.48
    3 in stock
  • McDonnell & Miller 143600 64 – Float-Type Low Water Cut-Off for Steam & Hot Water Boilers
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    McDonnell & Miller

    SKU: 143600

    143600

    $650.13
    3 in stock
  • McDonnell & Miller 143100 63M – Manual Reset Float-Type Low Water Cut-Off for Steam & Hot Water Boilers
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    McDonnell & Miller

    SKU: 143100

    143100

    $775.22
    2 in stock
  • McDonnell & Miller 143200 63-M-HD – Manual Reset Head Replacement for Low Water Cut-Off
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    McDonnell & Miller

    SKU: 143200

    143200

    $721.29
    2 in stock

For emergencies, outside of business hours, call #901-604-7069