Low Water Cut-Offs & Pump Controls

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  1. Magnetrol W126 Cover Gasket.

    Magnetrol W126 Cover Gasket.

    SKU: MA1005

    Magnetrol W126 cover gasket. Learn More
    $3.60
  2. McDonnell Miller Combination Control Model 150S

    McDonnell Miller Combination Control Model 150S

    SKU: MH1095

    Combination float type low water cutoff & pump controller, for steam boilers with a separate water column. Automatic reset, (2) 120 volt bi-metal snap switches, 1 single pole, single throw for pump control and 1 single pole, double throw for low water cut-off and alarm actuation. Maximum pressure is 150 psi. Tapped 1" female IP. Learn More
    $650.75
  3. McDonnell Miller Combination Control Model 150S-M

    McDonnell Miller Combination Control Model 150S-M

    SKU: MH1097

    Combination float type low water cutoff & pump controller, for steam boilers with a separate water column. Manual reset, (2) 120 volt bi-metal snap switches, 1 single pole, single throw for pump control and 1 single pole, double throw for low water cut-off and alarm actuation. Maximum pressure is 150 psi. Tapped 1" female IP. Learn More
    $650.75
  4. McDonnell Miller Combination Control Model 150S-M-MD

    McDonnell Miller Combination Control Model 150S-M-MD

    SKU: MH1094A

    Combination float type low water cutoff & pump controller, with maximum differential operation that prevents nuisance burner shut-down in low pressure applications on steam boilers with a separate water column. Manual reset, (2) 120 volt bi-metal snap switches, 1 single pole, single throw for pump control and 1 single pole, double throw for low water cut-off and alarm actuation. Maximum pressure is 50 psi. Tapped 1" female IP. Learn More
    $650.75
  5. McDonnell Miller Combination Control Model 150S-MD

    McDonnell Miller Combination Control Model 150S-MD

    SKU: MH1096

    Combination float type low water cutoff & pump controller, with maximum differential operation that prevents nusance burner shut-down in low pressure applications on steam boilers with a separate water column. Automatic reset, (2) 120 volt bi-metal snap switches, 1 single pole, single throw for pump control and 1 single pole, double throw for low water cut-off and alarm actuation. Maximum pressure is 50 psi. Tapped 1" female IP. Learn More
    $650.75
  6. McDonnell Miller Combination Control Model 157S

    McDonnell Miller Combination Control Model 157S

    SKU: MH1100

    Combination float type low water cutoff & pump controller with integral water column & 1/2"NPT tappings for gauge glass & tri-cocks, for steam boilers. Automatic reset, (2) 120 volt bi-metal snap switches, 1 single pole, single throw for pump control and 1 single pole, double throw for low water cut-off and alarm actuation. Maximum pressure is 150 psi. Tapped 1" female IP. Learn More
    $850.25
  7. McDonnell Miller Combination Control Model 157S-AM

    McDonnell Miller Combination Control Model 157S-AM

    SKU: MH1100B

    Combination float type low water cutoff & pump controller with integral water column & 3/4"NPT tappings for gauge glass & tri-cocks, for steam boilers. Manual reset, (2) 120 volt bi-metal snap switches, 1 single pole, single throw for pump control and 1 single pole, double throw for low water cut-off and alarm actuation. Maximum pressure is 150 psi. Tapped 1-1/4" female IP. Learn More
    $850.25
  8. McDonnell Miller Combination Control Model 157S-M

    McDonnell Miller Combination Control Model 157S-M

    SKU: MH1102

    Combination float type low water cutoff & pump controller with integral water column & 1/2"NPT tappings for gauge glass & tri-cocks, for steam boilers. Manual reset, (2) 120 volt bi-metal snap switches, 1 single pole, single throw for pump control and 1 single pole, double throw for low water cut-off and alarm actuation. Maximum pressure is 150 psi. Tapped 1" female IP. Learn More
    $850.25
  9. McDonnell Miller Combination Control Model 157S-MD

    McDonnell Miller Combination Control Model 157S-MD

    SKU: MH1103

    Combination float type low water cutoff & pump controller with water column & 1/2" NPT tappings for gauge glass & tri-cocks, and with maximum differential operation that prevents nuisance burner shut-down in low pressure applications on steam boilers. Automatic reset, (2) 120 volt bi-metal snap switches, 1 single pole, single throw for pump control and 1 single pole, double throw for low water cut-off and alarm actuation. Maximum pressure is 50 psi. Tapped 1" female IP. Learn More
    $850.25
  10. McDonnell Miller Combination Control Model 157S-R

    McDonnell Miller Combination Control Model 157S-R

    SKU: MH1101

    Combination float type low water cutoff & pump controller with integral water column & 1/2"NPT tappings for gauge glass & tri-cocks, for steam boilers. Automatic reset, (2) 120 volt bi-metal switches, 1 single pole, single throw for pump control and 1 single pole, double throw for low water cut-off and alarm actuation. Maximum pressure is 150 psi. Alternative tappings 1" female IP. Learn More
    $969.00
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