Brands
Hydronic And Steam Specialties
101A Mcdonnell & Miller 169400 Electric Water Feeder 120V
Electric Water Feeder 120V * Electric Water Feeder With Strainer. 120V 1/2 NPT.
McDonnell & Miller
101A
751875004340
$545.06
EA
$1,204.89
14 In Stock
101A24 Mcdonnell & Miller 169500 Electric Water Feeder 24V
Electric Water Feeder 24V * Electric Water Feeder With Strainer. 24V 1/2 NPT. Includes Transformer.
McDonnell & Miller
101A24
$719.63
EA
$1,590.79
6 In Stock
11 Mcdonnell & Miller 309100 Switch 369 61 64 67 70B 767
Switch 369 61 64 67 70B 767 * Replacement Switch For 369Mcd 61 64 67Mcd 69 70B And 767.
McDonnell & Miller
11
$242.26
EA
$540.88
8 In Stock
14B Mcdonnell & Miller 310447 Blowdown Valve
Blowdown Valve * Blowdown Valve For Mc Donnell Miller 4747-2 67Mcd 70B 247 247-2 And 767.
McDonnell & Miller
14B
$160.31
EA
$357.93
6 In Stock
150-14 Mcdonnell & Miller 325700 Head Gasket For 150 157 93 And 193
Head Gasket For 150 157 93 And 193 Controls SOLD INDIVIDUALLY
McDonnell & Miller
150-14
$10.26
EA
$23.13
128 In Stock
150S Mcdonnell & Miller 171702 Boiler Feed Pump Control. 1 SPST
Boiler Feed Pump Control. 1 SPST Pump Switch 1 SPST Low Water Cut-Off And Alarm. Rating 7.4A @ 120V 3.7A @ 240V. Automatic Reset.
McDonnell & Miller
150S
$1,206.70
EA
$2,667.50
38 In Stock
150S-M Mcdonnell & Miller 172806 LOW WATER CUT OFF WITH SNAP SWITCH
LOW WATER CUT OFF WITH SNAP SWITCH MANUAL RESET. REPLACES 172702
McDonnell & Miller
150S-M
$997.50
EA
$2,205.05
5 In Stock
150S-M-HD Mcdonnell Miller 172809 Head assembly for 150 level
Head assembly for 150 level controls. Manual reset.
McDonnell & Miller
150S-M-HD
751875035962
$926.26
EA
$2,047.56
25 In Stock
150S-MD Mcdonnell & Miller 171802 Boiler Feed Pump Control
Boiler Feed Pump Control * Boiler Feed Pump Control. 1 SPST Pump Switch 1 SPST Low Water Cut-Off And Alarm. Rating 7.4A @ 120V 3.7A @ 240V. Max Differential. Automatic Reset.
McDonnell & Miller
150S-MD
$997.50
EA
$2,205.05
1 In Stock
150SMD-HD Mcdonnell & Miller 173103 Hd.Assy.Max.Diff.Snap Acting
Hd.Assy.Max.Diff.Snap Acting * Head Assembly For McDonnell Miller 150 And 157 Series Controls. 1 SPST 1 SPDT Switch. 7.4A @ 120V 3.7A @ 240V. Max Differential Switch. 50 PSI MAX
McDonnell & Miller
150SMD-HD
$926.26
EA
$2,047.56
3 In Stock
157S Mcdonnell & Miller 173502 Boiler Feed Pump/Low Water Cut-Off.
Boiler Feed Pump/Low Water Cut-Off. 2 Snap Acting Switches 1 SPST 1 SPDT. Rating 7.4A @ 120V 3.7A @ 240V. 1 NPT equalizer Tappings. 1/2 NPT Tricock And gauge Glass Tappings. 157S Xylem-McDonnell & Miller 150w/WATER COL/SNAP SW#173502
McDonnell & Miller
157S
$1,307.44
EA
$2,890.20
9 In Stock
157S-A Mcdonnell & Miller 173702 Boiler Feed Pump Cont. 1-1/4
Boiler Feed Pump Cont. 1-1/4 * Boiler Feed Pump/ Low Water Cut-Off. 2 Snap Acting Switches 1 SPST 1 SPDT. Rating 7.4A @ 120V 3.7A @ 240V. 1-1/4 Equalizer Tappings 3/4 Tri-Cock And Gauge Glass Tappings.
McDonnell & Miller
157S-A
$1,307.44
EA
$2,890.20
1 In Stock
193A Mcdonnell & Miller 163500 Pump Control
Pump Control * Same As 150Mcd Except Has Magnetic Open Contacts Instead Of mercury Switches. 345Va @ 120 & 240V. See Diagram For Piping Info.
McDonnell & Miller
193A
$1,923.76
EA
$4,252.61
4 In Stock
2 Mcdonnell & Miller 110000 Switch 47-2 51-2 51S2 63 247-2
Switch 47-2 51-2 51S2 63 247-2 * Switch For 47-2 51-2 51S2 63 And 247-2.
McDonnell & Miller
2
751875000021
$203.06
EA
$453.36
16 In Stock
21 Mcdonnell & Miller 126400 Water Feeder
Water Feeder * Water Feeder For Condensate Receivers. 35 PSI Max. Receiver Pressure. 150 PSI Max. Water Supply Pressure.
McDonnell & Miller
21
$833.63
EA
$1,842.80
4 In Stock
21-27 Mcdonnell & Miller 312200 Valve Bracket Gasket For 27W
Valve Bracket Gasket For 27W * Replacement Valve Bracket Gasket For 27W. REPLACES: 311100 PURCHASED BY THE 5 PK, SOLD INDIVIDUALLY
McDonnell & Miller
21-27
$8.27
EA
$18.65
6 In Stock
247 Mcdonnell & Miller 133700 Water Feeder
Water Feeder * Water Feeder For Steam Or Hot Water Boilers. Maximum Boiler Pressure 30 PSI.
McDonnell & Miller
247
$954.76
EA
$2,110.56
5 In Stock
247-2 Mcdonnell & Miller 133800 Water Feeder
Water Feeder * Water Feeder For Steam Or Hot Water Boilers. SPDT Cut-Off Switch. Rating 10.2A @ 120V 5.1A @ 240V. Max Boiler Pressure 30 PSI
McDonnell & Miller
247-2
$1,164.94
EA
$2,575.19
3 In Stock
250-1-125 Mcdonnell & Miller 182525 1 Blr Rlf Vlv 125PSI 3,735,000 BTU
1 Blr Rlf Vlv 125PSI 3,735,000 BTU * Relief Valve For Hot Water Heating Systems. 1 Fpt 125 PSI 3,735,000 BTUh
McDonnell & Miller
250-1-125
$260.06
EA
$580.62
Not in stock
250-1-30 Mcdonnell & Miller 181925 1 Blr Rlf Vlv 30PSI 170K BTU
1 Blr Rlf Vlv 30PSI 170K BTU * Relief Valve For Hot Water Heating Systems. 1 Fpt 30 PSI 1170000 BTUh.
McDonnell & Miller
250-1-30
$260.06
EA
$580.62
5 In Stock
250-3/4-30 181225 Mcdonnell Miller Relief Valve For Hot Water Heating
Relief Valve For Hot Water Heating Systems. 3/4 Fpt 30 PSI 790000 BTUh.
McDonnell & Miller
250-3/4-30
$160.31
EA
$357.93
16 In Stock
25A Mcdonnell & Miller 126800 Water Feeder
Water Feeder * Water Feeder For Condensate Receivers Includes Float Bowl. 35 PSI Maximum Receiver Pressure. 150 PSI Maximum Supply Water Pressure.
McDonnell & Miller
25A
$1,246.87
EA
$2,756.30
4 In Stock
25AHD Mcdonnell & Miller 127100 Head Assembly For 25A
Head Assembly For 25A * Head Assembly For McDonnell Miller 25A Make Up Water Feeder.
McDonnell & Miller
25AHD
$1,100.81
EA
$2,433.43
9 In Stock
260-1-1/2-30 Mcdonnell & Miller 182625 3 Blr Relief 30PSI 3300K BTU
182625 3 Blr Relief 30PSI 3300K BTU * Relief Valve For Hot Water Heating Systems. 1-1/2 Fpt Inlet 2 Fpt Outlet 30 PSI 3300000 BTUh.
McDonnell & Miller
260-1-1/2-30
$954.76
EA
$2,110.56
3 In Stock