Controls
Pump Controllers
- $0.00SKU: BI1600Ships within 1 business daysZ-1 Single-Zone Pump Control for hydronic systems. 120V, 24VA thermostat current. Learn More
- Manufacturer : Bell & Gossett
- Part Number : 109424
$0.00 - List Price $93.00 $66.28 / eachSKU: BI15001 in stockAQS-1/2"Copper Aquastat for NRF/NBF pumps. OFF (open) 120F, ON (closed) 100F. Learn More
- Manufacturer : Bell & Gossett
- Part Number : 113223
List Price $93.00 $66.28 / each - List Price $67.00 $47.92 / eachSKU: BI1500A3 in stockAQS-3/4"Copper Aquastat for NRF/NBF pumps. OFF (open) 120F, ON (closed) 100F. Learn More
- Manufacturer : Bell & Gossett
- Part Number : 113224
List Price $67.00 $47.92 / each - List Price $185.00 $131.75 / eachSKU: BI1510BShips within 2 business daysModel AZ-1A Pump Controller for thermostatically controlled heating pumps up to 1/6HP. 115 volt, 1ph., 24 volt, 5 amp relay. Learn More
- Manufacturer : Bell & Gossett
- Part Number : 109423
List Price $185.00 $131.75 / each - List Price $415.00 $295.85 / eachSKU: BI1610Ships within 4 business daysZ-3 Three-Zone Pump Control for hydronic systems. 120V, 24VA thermostat current. Learn More
- Manufacturer : Bell & Gossett
- Part Number : 109426
List Price $415.00 $295.85 / each - List Price $645.00 $459.80 / eachSKU: BI1615Ships within 4 business daysZ-4 Four-Zone Pump Control for hydronic systems. 120V, 24VA thermostat current. Learn More
- Manufacturer : Bell & Gossett
- Part Number : 109427
List Price $645.00 $459.80 / each - List Price $710.00 $506.13 / eachSKU: BI1630Ships within 4 business daysZ-6 Six-Zone Pump Control for hydronic systems. 120V, 24VA thermostat current. Learn More
- Manufacturer : Bell & Gossett
- Part Number : 109430
List Price $710.00 $506.13 / each - List Price $1,200.00 $935.63 / eachSKU: MH10222 in stockMcDonnell & 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 - List Price $1,650.00 $1,286.48 / eachSKU: MH1023Ships within 2 business daysMcDonnell & 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 - List Price $1,385.00 $1,079.88 / eachSKU: MH1023AShips within 2 business daysMcDonnell & 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 - List Price $2,305.00 $1,742.73 / eachSKU: MH1074Ships within 2 weeksMcDonnell & 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 - List Price $2,115.00 $1,599.08 / eachSKU: MH1075Ships within 2 weeksMcDonnell & 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 - List Price $2,985.00 $2,256.70 / eachSKU: MH1076Ships within 2 weeksMcDonnell & 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 - List Price $3,080.00 $2,328.67 / eachSKU: MH1077Ships within 2 weeksMcDonnell & 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 - List Price $2,595.00 $1,961.99 / eachSKU: MH1078Ships within 2 weeksMcDonnell & 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 - List Price $2,595.00 $1,961.99 / eachSKU: MH1079Ships within 2 business daysMcDonnell & 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 - List Price $2,595.00 $1,961.99 / eachSKU: MH1080Ships within 4 weeksMcDonnell & 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 - List Price $3,540.00 $2,676.46 / eachSKU: MH1081Ships within 6 weeksMcDonnell & 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 - List Price $2,595.00 $1,961.99 / eachSKU: MH1082Ships within 2 weeksMcDonnell & 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 - List Price $3,540.00 $2,676.46 / eachSKU: MH1083Ships within 2 weeksMcDonnell & 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