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  • Xylem-McDonnell & Miller 61 Mechanical Low Water Cut-Off, 1" NPT, designed for steam boilers. This reliable safety device features a 20 PSI maximum steam pressure rating and helps prevent low water conditions that can damage the boiler. With Part Number 140100, it provides essential protection for steam boilers in industrial and commercial applications, ensuring safe and efficient operation by automatically shutting off the system when water levels are dangerously low. Ideal for boiler safety and maintenance.
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    McDonnell & Miller

    SKU: 140100

    140100

    $604.10
    2 in stock
  • Xylem-McDonnell & Miller 5-M 120Vac/240Vac, 2-SPDT Manual Reset General Purpose Switch (Part Number 110400). This durable and reliable switch is designed for use in general purpose applications, offering dual voltage compatibility (120Vac/240Vac) and manual reset functionality. Ideal for controlling electrical systems in industrial and commercial settings, ensuring consistent operation and safety.
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    McDonnell & Miller

    SKU: 110400

    110400

    $1,020.60
    1 in stock
  • Xylem-McDonnell & Miller 51-HD Mechanical Water Feeder - Designed for low pressure steam and hot water boilers, this feeder features a 35 PSI max vessel pressure and operates with a head mechanism only (Part Number 134900). A reliable solution for maintaining water levels in boiler systems.
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    McDonnell & Miller

    SKU: 134900

    134900

    $1,260.70
    1 in stock
  • Xylem-McDonnell & Miller 51-2-HD mechanical water feeder and low water cut-off head mechanism, designed for low-pressure steam and hot water boilers. Features a 35 PSI maximum vessel pressure and a snap-acting SPDT switch (Part Number 135100). This head-only component ensures precise water level control and reliable protection against low water conditions in boiler systems.
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    McDonnell & Miller

    SKU: 135100

    135100

    $1,467.20
    1 in stock
  • Xylem-McDonnell & Miller 51-2 mechanical water feeder and low water cut-off, designed for low-pressure steam and hot water boilers. Features a maximum vessel pressure of 35 PSI, 1-inch NPT connections, and a reliable snap-acting SPDT switch (Part Number 135000). Engineered for safety and efficiency, ensuring proper water levels and protection against low water conditions in boiler systems.
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    McDonnell & Miller

    SKU: 135000

    135000

    $1,617.70
    1 in stock
  • Xylem-McDonnell & Miller 5, 120Vac/240Vac, 2-SPDT auto reset general-purpose switch (Part Number 110300), designed for reliable and efficient operation in various industrial applications
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    McDonnell & Miller

    SKU: 110300

    110300

    $1,020.60
    1 in stock
  • Xylem-McDonnell & Miller 42S a combination low water cut-off and pump controller designed for steam boilers. Equipped with SPST snap-action switches, this essential safety device helps protect boilers by automatically shutting down the system if water levels become too low. The 42S controller ensures reliable operation, preventing potential damage to the boiler and enhancing system longevity. Ideal for residential, commercial, and industrial steam boiler applications.
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    McDonnell & Miller

    SKU: 129302

    129302

    $982.10
    1 in stock
  • Xylem-McDonnell & Miller 25-A Make-Up Water Feeder for Boiler Receiver Tanks - Designed for reliable water feeding in boiler systems, this unit features a 1" NPT connection and can handle up to 35 PSI max vessel pressure. Part Number 126800 ensures efficient water supply management for optimal boiler performance
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    McDonnell & Miller

    SKU: 126800

    126800

    $1,345.40
    1 in stock
  • Xylem-McDonnell & Miller 21 Make-Up Water Feeder for Boiler Receiver Tanks – Designed for up to 35 PSI Max Vessel Pressure. Features a 3/4" NPT connection and 5 3/4" bolt circle. Part number 126400, this durable water feeder ensures reliable operation in boiler systems, maintaining optimal water levels and system efficiency
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    McDonnell & Miller

    SKU: 126400

    126400

    $898.80
    1 in stock
  • Xylem-McDonnell & Miller 110000 is a reliable SPDT auto-reset general purpose switch designed for 120Vac/240Vac applications. This versatile switch is ideal for use in a variety of industrial and commercial systems, providing automatic reset functionality for efficient operation. With a robust design, it ensures durability and long-lasting performance, making it an essential component in controlling electrical systems. Perfect for applications requiring dependable switching, this switch offers ease of use and reliable functionality in demanding environments.
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    McDonnell & Miller

    SKU: 110000

    110000

    $223.30
    2 in stock

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