Control Parts
McDonnell & Miller Switches
$0.00 / eachSKU: MM354086McDonnell & Miller 354086 model SWA-150S-M-MD snap-action switch assembly with manual reset and maximum differential operation for Series 150S and Series 157S low water cut-offs. Explore More- Manufacturer : McDonnell & Miller
- Part Number : 354086
- List Price $510.00 $362.83 / eachSKU: MM354087Ships within 4 weeksMcDonnell & Miller 354087 model SWA-158S-M snap-action switch assembly with manual reset for Series 158S low water cut-offs. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 354087
List Price $510.00 $362.83 / each - List Price $156.00 $110.99 / eachSKU: MM310478Ships within 2 weeksMcDonnell & Miller 310478 model FS8-33 replacement snap-switch for Series FS8-W liquid flow switches. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 310478
List Price $156.00 $110.99 / each - List Price $144.00 $102.44 / eachSKU: MM310802Ships within 4 weeksThe McDonnell & Miller 310802 model SW-FS250 is a replacement switch for model FS254 liquid flow switch. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 310802
List Price $144.00 $102.44 / each - List Price $324.00 $230.50 / eachSKU: MI10058 in stockThe McDonnell & Miller 110000 model No. 2 is a 120/240-volt, single-pole, double-throw, general-purpose switch with automatic reset functionality. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 110000
List Price $324.00 $230.50 / each - List Price $324.00 $230.50 / eachSKU: MI100611 in stockMcDonnell & Miller model number 2M is a manual reset snap switch for model number 63, 47-2, 51-2, 51S-2, 53-2, and 247-2 controls. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 110100
List Price $324.00 $230.50 / each - List Price $1,482.00 $984.05 / eachSKU: MI10084 in stockMcDonnell & Miller model number 5 is an automatic reset snap switch for model number 93, 193, 94, and 194 controls. This switch features a two pole double break switch for operation at two different levels, multi-function for alarm or valve actuation or low water cut-off. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 110300
List Price $1,482.00 $984.05 / each - List Price $1,482.00 $984.05 / eachSKU: MI1008A2 in stockMcDonnell & Miller model number 5M is a manual reset snap switch for model number 93, 193, 94, and 194 controls. This switch features a two pole double break switch for operation at two different levels, multi-function for alarm or valve actuation or low water cut-off. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 110400
List Price $1,482.00 $984.05 / each - List Price $2,581.00 $1,713.79 / eachSKU: MI10094 in stockMcDonnell & Miller model number 7B is an automatic reset proportioning switch assembly for model number 93, 193, 94, and 194 controls. This switch features a single pole double break switch for multi-function for alarm or valve actuation or low water cut-off. Proportional signal controls a proportioning valve to maintain a constant water line. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 110800
List Price $2,581.00 $1,713.79 / each - List Price $2,581.00 $1,713.79 / eachSKU: MI1009A3 in stockThe McDonnell & Miller 110900 is a model 7B-M manual reset proportioning control switch for Series 93, 193, 94, and 194 low water cut-off pump controllers. This switch features a single pole double break switch for multi-function for alarm or valve actuation or low water cut-off. Proportional signal controls a proportioning valve to maintain a constant water line. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 110900
List Price $2,581.00 $1,713.79 / each - List Price $394.00 $280.30 / eachSKU: MI1009B7 in stockMcDonnell & Miller model number 7B-1R is a resistor for 7B switches. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 309000
List Price $394.00 $280.30 / each - List Price $388.00 $276.03 / eachSKU: MI10105 in stockThe McDonnell & Miller 309100 model number 11 is an automatic reset switch for 24, 120, or 240-volt power supplies. It repairs Series 61, 64, 67, 69, 764, and 767 low water cut-offs. The No. 11 switch contains two single-pole single-throw switches to control a water feeder or a low water alarm and the low water cut-off. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 309100
List Price $388.00 $276.03 / each - $0.00 / eachSKU: MI1012McDonnell & Miller model number 11M is a manual reset snap switch for model number 61, 64, 67, 69, 70, and 764 controls. This switch features a two pole double break switch to provide low water cut-off. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 309151
- List Price $416.00 $295.96 / eachSKU: MI10131 in stockMcDonnell & Miller model number 11MV is a millivolt automatic reset snap switch for model number 61, 64, 67, 69, 70, and 764 controls. This switch features a two pole double break switch to provide low water cut-off. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 309200
List Price $416.00 $295.96 / each - List Price $783.00 $557.04 / eachSKU: MI1140E3 in stockMcDonnell & Miller model number 150E-CU is an electronic switch control unit, which mounts onto the flanged probe assembly, for model number 150E and 157E electric controls. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 310490
List Price $783.00 $557.04 / each - List Price $180.00 $128.06 / eachSKU: MI1182Ships within 2 business daysMcDonnell & Miller model number FS1-17 is switch for model number FS1, FS1-W, FS4-3D, FS5, FS6, FS8-W and AFE-1 flow switches. This switch is single pole, double throw. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 304300
List Price $180.00 $128.06 / each - List Price $47.50 $33.80 / eachSKU: MI1186Ships within 2 weeksMcDonnell & Miller model number FS4-3D-17 is switch for model number FS7-3D flow switches. This switch is single pole, double throw. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 305512
List Price $47.50 $33.80 / each - List Price $158.00 $112.40 / eachSKU: MI1187Ships within 2 weeksMcDonnell & Miller model number FS4-33 is switch for model number FS4-3 and FS4-3T flow switches. This switch is single pole, double throw. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 305200
List Price $158.00 $112.40 / each - List Price $186.00 $132.33 / eachSKU: MI1193CShips within 2 weeksThe McDonnell & Miller 30700 model FS7-31 is a single-pole, double-throw snap switch. It repairs Series AF1, AF2, and AF3 air flow switches. It also repairs Series FS7-4, FS7-4L, FS7-4S, FS7-4E, and FS7-4W liquid flow switches. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 307000
List Price $186.00 $132.33 / each - $0.00 / eachSKU: MI1320McDonnell & Miller model number SA91-30B is a burner-side switch for number 5 switches on model number 93, 94, 193, and 194 controls. Explore More
- Manufacturer : McDonnell & Miller
- Part Number : 344800
