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Float Operated
764 Mcdonnell & Miller 144500
Cutoff Switch * Low Water Cutoff And Boiler Feed For Hot water And Steam Boilers. 2 SPST Switches rating 7.4A @ 120V 3.7A @ 240V. Has 2-1/2 NPT Tapping For Installation With Close Nipple. Max Press. 50 PSI.
McDonnell & Miller
764
$621.83
EA
$1,243.65
1 In Stock
150SMD-HD Mcdonnell & Miller 173103
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
$967.19
EA
$1,934.38
3 In Stock
MA259 Mcdonnell & Miller
332800 Quick Hookup Fittings For 47 And 47-2. MA-259 McDonnell & Miller QUICK HOOK-UP FITTINGS, #332800
McDonnell & Miller
MA259
$452.69
EA
$905.38
2 In Stock
SA21-6 Mcdonnell & Miller 339500
Replacement Valve Assembly For 21 Series make-Up Water Feeder.
McDonnell & Miller
SA21-6
$608.60
EA
$1,217.19
Not in stock
SA37-38 Mcdonnell & Miller 340700
Basket Assembly * Strainer Basket Assembly For 851S & 53-2
McDonnell & Miller
SA37-38
$73.87
EA
$147.74
4 In Stock
SA47-4 Mcdonnell & Miller 341500
Sylphon Assembly * Sylphon Assembly For 47 47-2 247 247-2 And 847.
McDonnell & Miller
SA47-4
$321.20
EA
$819.59
1 In Stock
247-2 Mcdonnell & Miller 133800
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
$1,218.82
EA
$2,437.63
3 In Stock
369MCD Mcdonnell & Miller 155300
Cutoff Switch * Low Water Cutoff Switch For Steam BoileR2 SPST Switches 1 For Boiler Cut-Off & 1 For Boiler Feed. 7.4A @ 120 3.7A @ 240Insertion Length 1-3/4 . Fits 2-1/2 NPT boiler Tapping. Max Boiler Press 20 PSI.
McDonnell & Miller
369MCD
$463.24
EA
$926.48
2 In Stock
51S2 Mcdonnell & Miller 135900
High Capacity Water Feeder For Steam And Hot Water Boilers. Includes SPDT Switch. Rating 10.2A @ 120V 5.1A @ 240V. Max Pressure 35 PSI. For Boilers Up 35000 Sq.Ft/Hour
McDonnell & Miller
51S2
$1,812.50
EA
$3,624.99
2 In Stock
767 Mcdonnell & Miller 153700
Cutoff Switch * Low Water Cutoff And Boiler Feed With Blowdown Valve. Side Mounted 2-1/2 NPT 2 SPST Switches 1 For Cutoff 1 For Boiler Feed. Rating 7.4A @ 120V 3.7A @ 240V. Max Press. 20 PSI.
McDonnell & Miller
767
$498.87
EA
$997.74
2 In Stock
7B1R Mcdonnell & Miller 309000
Replacement Pot w/ Wire Kit * Replacement Potentiometer Only For Above
McDonnell & Miller
7B1R
$253.88
EA
$507.76
1 In Stock
851 Mcdonnell & Miller 136700
Water Feeder * Water Feeder For Condensate Receivers. 35 PSI Max. Receiver Pressure. 150 PSI Max Supply Water Pressure.
McDonnell & Miller
851
$1,173.09
EA
$2,346.18
1 In Stock
851S Mcdonnell & Miller 136800
Water Feeder * Water Feeder For Condensate Receivers. 35 PSI Receiver Pressure. 100 PSI Max Supply Pressure.
McDonnell & Miller
851S
$1,353.90
EA
$2,707.79
1 In Stock
150S-MD Mcdonnell & Miller 171802
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
$1,041.89
EA
$2,083.78
1 In Stock