Combination LWCO & Pump Controllers
Low Water Cut-Offs

Combination LWCO & Pump Controllers

Literature, diagrams and more information for Combination LWCO & Pump Controllers
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  1. McDonnell and Miller 129302 model 42S low water cut-off and pump controller.
    List Price $1,200.00 $935.63 / each
    SKU: MH1022
    2 in stock
    McDonnell & Miller model number 42S is a combination float-operated low water cut-off and pump controller for steam boilers that have a separate water column. This control features an automatic reset and two 120 volt, bi-metal, two-wire, single pole, single throw snap switches. Its maximum pressure is 50 psi and it has a tapped 1" FIP connection. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 129302
    List Price $1,200.00 $935.63 / each
  2. McDonnell & Miller 129702 Model 42S-A - LWCO & Pump Controller
    List Price $1,650.00 $1,286.48 / each
    SKU: MH1023
    Ships within 2 business days
    McDonnell & Miller model number 42S-A is a combination float-operated low water cut-off and pump controller with quick hook-up fittings for steam boilers. This control features an automatic reset and two 120 volt, bi-metal, two-wire, single pole, single throw snap switches. Its maximum pressure is 50 psi and it has a tapped 1" FIP connection. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 129702
    List Price $1,650.00 $1,286.48 / each
  3. McDonnell & Miller 129802 Model 42S-N - LWCO & Pump Controller
    List Price $1,385.00 $1,079.88 / each
    SKU: MH1023A
    Ships within 2 business days
    McDonnell & Miller model number 42S-N is a combination float-operated low water cut-off and pump controller with 1/2" IP gauge glass connections for steam boilers. This control features an automatic reset and two 120 volt, bi-metal, two-wire, single pole, single throw snap switches. Its maximum pressure is 50 psi and it has a tapped 1" FIP connection. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 129802
    List Price $1,385.00 $1,079.88 / each
  4. McDonnell & Miller 162500 Model 93M - LWCO & Pump Controller
    List Price $2,305.00 $1,742.73 / each
    SKU: MH1074
    Ships within 2 weeks
    McDonnell & Miller model number 93M is a combination float-operated low water cut-off and pump controller with 1" FIP tapped connections for steam boilers with a separate water column. This control features a manual reset with standard number 5 single pole single throw switches. Its maximum pressure is 150 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 162500
    List Price $2,305.00 $1,742.73 / each
  5. McDonnell & Miller 162300 Model 93 - LWCO & Pump Controller
    List Price $2,115.00 $1,599.08 / each
    SKU: MH1075
    Ships within 2 weeks
    McDonnell & Miller model number 93 is a combination float-operated low water cut-off and pump controller with 1" FIP tapped connections for steam boilers with a separate water column. This control features an automatic reset with standard number 5 single pole single throw switches. Its maximum pressure is 150 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 162300
    List Price $2,115.00 $1,599.08 / each
  6. McDonnell & Miller 166300 Model 93-7B - LWCO & Pump Controller
    List Price $2,985.00 $2,256.70 / each
    SKU: MH1076
    Ships within 2 weeks
    McDonnell & Miller model number 93-7B is a combination float-operated low water cut-off and pump controller with 1" FIP tapped connections for steam boilers with a separate water column for low water cut-off and pump control, as well as, proportional control for constant boiler water level. This control features an automatic reset with optional number 7B single pole single throw switches. Its maximum pressure is 150 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 163000
    List Price $2,985.00 $2,256.70 / each
  7. McDonnell and Miller 163100 model 93-7B-M low water cut-off.
    List Price $3,080.00 $2,328.67 / each
    SKU: MH1077
    Ships within 2 weeks
    McDonnell & Miller model number 93-7BM is a combination float-operated low water cut-off and pump controller with 1" FIP tapped connections for steam boilers with a separate water column for low water cut-off and pump control, as well as, proportional control for constant boiler water level. This control features a manual reset with optional number 7BM single pole single throw switches. Its maximum pressure is 150 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 163100
    List Price $3,080.00 $2,328.67 / each
  8. McDonnell & Miller 165500 Model 94-A - LWCO & Pump Controller
    List Price $2,595.00 $1,961.99 / each
    SKU: MH1078
    Ships within 2 weeks
    McDonnell & Miller model number 94A is a combination float-operated low water cut-off and pump controller with 1-1/4" FIP tapped connections for steam boilers with a separate water column. This control features an automatic reset with standard number 5 single pole single throw switches. Its maximum pressure is 250 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 165500
    List Price $2,595.00 $1,961.99 / each
  9. McDonnell & Miller 165900 Model 94M - LWCO & Pump Controller
    List Price $2,595.00 $1,961.99 / each
    SKU: MH1079
    Ships within 2 business days
    McDonnell & Miller model number 94M is a combination float-operated low water cut-off and pump controller with 1-1/4" FIP tapped connections for steam boilers with a separate water column. This control features a manual reset with standard number 5 single pole single throw switches. Its maximum pressure is 250 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 165900
    List Price $2,595.00 $1,961.99 / each
  10. McDonnell Miller 165200 model 94 low water cutoff.
    List Price $2,595.00 $1,961.99 / each
    SKU: MH1080
    Ships within 4 weeks
    McDonnell & Miller model number 94 is a combination float-operated low water cut-off and pump controller with 1-1/4" FIP tapped connections for steam boilers with a separate water column. This control features an automatic reset with standard number 5 single pole single throw switches. Its maximum pressure is 250 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 165200
    List Price $2,595.00 $1,961.99 / each
  11. McDonnell & Miller 166300 Model 94-7B - LWCO & Pump Controller
    List Price $3,540.00 $2,676.46 / each
    SKU: MH1081
    Ships within 6 weeks
    McDonnell & Miller model number 94-7B is a combination float-operated low water cut-off and pump controller with 1-1/4" FIP tapped connections for steam boilers with a separate water column. This control features an automatic reset with optional number 7B single pole single throw switches. Its maximum pressure is 250 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 166300
    List Price $3,540.00 $2,676.46 / each
  12. McDonnell & Miller 165800 Model 94AM - LWCO & Pump Controller
    List Price $2,595.00 $1,961.99 / each
    SKU: MH1082
    Ships within 2 weeks
    McDonnell & Miller model number 94AM is a combination float-operated low water cut-off and pump controller with 1-1/4" FIP tapped connections for steam boilers with a separate water column. This control features a manual reset with standard number 5 single pole single throw switches. Its maximum pressure is 250 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 165800
    List Price $2,595.00 $1,961.99 / each
  13. McDonnell & Miller 165700 Model 94A-7B - LWCO & Pump Controller
    List Price $3,540.00 $2,676.46 / each
    SKU: MH1083
    Ships within 2 weeks
    McDonnell & Miller model number 94A-7B is a combination float-operated low water cut-off and pump controller with 1-1/4" FIP tapped connections for steam boilers with a separate water column. This control features an automatic reset with optional number 7B single pole single throw switches. Its maximum pressure is 250 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 165700
    List Price $3,540.00 $2,676.46 / each
  14. McDonnell Miller 172807 model 150S-M-MD low water cut-off and pump controller with maximum differential
    List Price $975.00 $760.20 / each
    SKU: MH1094A
    1 in stock
    McDonnell & Miller model number 150S-M-MD is a combination float-operated low water cut-off and pump controller with maximum differential operation, which prevents nuisance burner shut-down in low pressure applications, for steam boilers with a separate water column. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 172807
    List Price $975.00 $760.20 / each
  15. McDonnell Miller 171702 model 150S low water cut-off.
    List Price $1,325.00 $1,033.09 / each
    SKU: MH1095
    11 in stock
    McDonnell & Miller 171702 model 150S replacement low water cut-off & pump controller with snap-action switch assembly for commercial and industrial low or high-pressure steam boiler applications. This float-type, combination low water cut-off and pump controller has 1" NPT connections and a maximum pressure of 150 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 171702
    List Price $1,325.00 $1,033.09 / each
  16. McDonnell and Miller 171802 model 150S-MD low water cut-off with maximum differential operation.
    List Price $1,325.00 $1,033.09 / each
    SKU: MH1096
    2 in stock
    McDonnell & Miller model number 150S-MD is a combination float-operated low water cut-off and pump controller with maximum differential operation, which prevents nuisance burner shut-down in low pressure applications, for steam boilers with a separate water column. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 171802
    List Price $1,325.00 $1,033.09 / each
  17. McDonnell Miller 172806 model 150S-M low water cut-off.
    List Price $1,325.00 $1,033.09 / each
    SKU: MH1097
    13 in stock
    McDonnell & Miller 172806 model 150S-M replacement low water cut-off & pump controller with snap-action switch assembly with manual reset for commercial and industrial low or high-pressure steam boiler applications. This float-type, combination low water cut-off and pump controller has 1" NPT connections and a maximum pressure of 150 psi. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 172806
    List Price $1,325.00 $1,033.09 / each
  18. McDonnell & Miller 175412 Model 157S-M-MD - LWCO & Pump Controller
    List Price $1,280.00 $998.00 / each
    SKU: MH1099B
    Ships within 2 business days
    McDonnell & Miller model number 157S-M-MD is a combination float-operated low water cut-off and pump controller with maximum differential operation, which prevents nuisance burner shut-down in low pressure applications, for steam boilers with a separate water column. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 175412
    List Price $1,280.00 $998.00 / each
  19. McDonnell Miller 173502 model 157S low water cut-off and pump controller.
    List Price $1,740.00 $1,356.66 / each
    SKU: MH1100
    5 in stock
    McDonnell & Miller model number 157S is a combination float-operated low water cut-off and pump controller for steam boilers with an integral water column. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 173502
    List Price $1,740.00 $1,356.66 / each
  20. McDonnell and Miller 172811 model 157S-A-M low water cut-off and pump controller.
    List Price $1,740.00 $1,356.66 / each
    SKU: MH1100B
    Ships within 8 weeks
    McDonnell & Miller model 157S-A-M combination low water cut-off and pump controller with manual reset (SWA-150S-M Switch) and alternate tappings for steam boilers with pressures up to 150 psi. This 'A' model has 1-1/4" NPT connections with 3/4" NPT column connections for the water gauge valves and compression gauge cocks. Learn More
    • Manufacturer : McDonnell & Miller
    • Part Number : 172811
    List Price $1,740.00 $1,356.66 / each
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