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McDonnell & Miller
There are many McDonnell Miller products in our warehouses. Some parts may not be listed in our online inventory. To better help you find the parts you are looking for;
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McDonnell Miller Boiler Controls, Flow Switches, Valves, Liquid Level Controls, and Water Feeders
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FS7-28S McDonnell Miller
FS7-28S McDonnell Miller 306800 PADDLE KIT FOR FS7-4S Learn More$18.02 -
FS7-28L McDonnell Miller
FS7-28L McDonnell Miller EXTENDED PADDLE FOR FS7-4 337900 Learn More$30.17 -
FS7-28 McDonnell Miller
FS7-28 McDonnell Miller REPLACEMENT PADDLE KIT FOR FS7 SERIES INCLUDES 6" 1" PADDLE + SCREW WASHER 306700 Learn More$13.94 -
FS6-W-3/4 McDonnell Miller
FS6-W-3/4 McDonnell Miller FS6-3/4" W/NEMA 4X (WATER DUST TIGHT) 115651 Learn More$298.06 -
FS6-W-1 McDonnell Miller
FS6-W-1 McDonnell Miller FS6-1" W/NEMA 4X(WATER DUST TIGHT) 115652 Learn More$301.54 -
FS6-J-3/4
FS6-J-3/4 McDonnell Miller 3/4"INTL THREAD FS6 #115550 Learn More$538.20 -
FS6-J-1
FS6-J-1 McDonnell Miller 1"intl thread of FS6 #115650 Learn More$538.20 -
FS6-3/4 McDonnell Miller
FS6-3/4 McDonnell Miller IN LINE FLOW SWITCH HEAVY DUTY, HIGH SENSITIVITY 115400 Learn More$560.63 -
FS6-1
FS6-1 McDonnell Miller 1"FLOW SW.150# SPDT, #115600 Learn More$560.63 -
FS6 McDonnell Miller
FS6 McDonnell Miller 1" IN LINE FLOW SWITCH HEAVY DUTY, HIGH SENSITIVITY 115600 Learn More$262.15 -
FS5J-3/4 McDonnell Miller
FS5J-3/4 McDonnell Miller BRITISH PIPE THREAD 114765 Learn More$175.97 -
FS5-S-1 McDonnell Miller
FS5-S-1 McDonnell Miller FS5-1" STAINLESS STEEL #114795 Learn More$1,387.15 -
FS5-J-3/4
FS5-J-3/4 McDonnell Miller 3/4"FLOW SWITCH,INTL THREADS Learn More$354.96 -
FS5-J-1 McDonnell Miller
FS5-J-1 McDonnell Miller 1" FLOW SWITCH w/BSPT CONNECTIONS 114785 Learn More$354.96 -
FS5-DS-1 McDonnell Miller
FS5-DS-1 McDonnell Miller FS5-1" WITH 2 SPDT SWITCHES (STAINLESS) Learn More$1,456.92 -
FS5-D-3/4 McDonnell Miller
FS5-D-3/4 McDonnell Miller FS5-3/4" WITH 2 SPDT SWITCHES 114763 Learn More$463.68 -
FS5-D-1 McDonnell Miller
FS5-D-1 McDonnell Miller FS5-1" WITH 2 SPDT SWITCHES 114783 Learn More$463.68 -
FS5-3/4 McDonnell Miller
FS5-3/4 McDonnell Miller FLOW SWITCH (LOW FLOW RATE SENSITIVITY) 3/4" 114760 Learn More$369.75 -
FS5-1 McDonnell Miller
FS5-1 McDonnell Miller FLOW SWITCH (LOW FLOW RATE SENSITIVITY) 1" 114780 Learn More$369.75 -
FS4-3Z
FS4-3Z McDonnell Miller 1" FLOW SW. W/ANSI TermConn Learn More$225.50 -
FS4-3T3-3/4 McDonnell Miller
FS4-3T3-3/4 McDonnell Miller FS4-3 W/3/4" TEE (MIN-2GPM)(MAX-4.5GPM) 115000 Learn More$356.70 -
FS4-3T3-1 McDonnell Miller
FS4-3T3-1 McDonnell Miller FS4-3 W/1" TEE (MIN-2GPM)(MAX-4.5GPM) 115300 Learn More$356.70 -
FS4-3T2-3/4 McDonnell Miller
FS4-3T2-3/4 McDonnell Miller FS4-3 W/3/4" TEE (MIN-3.7GPM)(MAX-8.9GPM) 114900 Learn More$342.43 -
FS4-3T2-1 McDonnell Miller
FS4-3T2-1 McDonnell Miller FS4-3 W/1" TEE (MIN-4.8GPM)(MAX-10.1GPM) 115200 Learn More$342.43 -
FS4-3T1-3/4 McDonnell Miller
FS4-3T1-3/4 McDonnell Miller FS4-3 W/3/4" TEE (MIN-4.4GPM)(MAX-10.5GPM) 114800 Learn More$342.43 -
FS4-3T1-1 McDonnell Miller
FS4-3T1-1 McDonnell Miller FS4-3 W/1" TEE (MIN-5GPM)(MAX-11.5GPM) 115100 Learn More$342.43 -
FS4-3T-25 McDonnell Miller
FS4-3T-25 McDonnell Miller PADDLE KIT FOR FS4-3T SERIES 336900 Learn More$20.47 -
FS4-3S McDonnell Miller
FS4-3S McDonnell Miller GENERAL PURPOSE FLOW SWITCH WITH STAINLESS STEEL MONEL 114641 Learn More$618.93 -
FS4-3RP-T McDonnell Miller
FS4-3RP-T McDonnell Miller GENERAL PURPOSE LIQUID FLOW SWITCH WITH RE-INFORCED PADDLE 114639 REPLACES FS4-3RP 114650 HAS MANUAL TEST FEATURE Learn More$264.13 -
FS4-3J-E McDonnell Miller
FS4-3J-E McDonnell Miller GENERAL PURPOSE LIQUID FLOW SWITCH W/BSPT CONNECTIONS, CONFORMANCE RATED 114611 Learn More$106.30 -
FS4-3J McDonnell Miller
FS4-3J McDonnell Miller GENERAL PURPOSE FLOW SWITCH W/BSPT THREADS 114610 Learn More$268.09 -
FS4-3F McDonnell Miller
FS4-3F McDonnell Miller *** OBSOLETE CONSIDER WATTS FS10-F *** FOR SPRINKLER SYSTEMS 114625 Learn More$116.50 -
FS4-3DS McDonnell Miller
FS4-3DS McDonnell Miller FS4-3 WITH 2 SPDT SWITCHES STAINLESS 114642 Learn More$786.60 -
FS4-3DF-20 McDonnell Miller
FS4-3DF-20 McDonnell Miller 1" NPT FLOW SWITCH W/2 SPDT SWITCHES AND 20 SECOND DOM 114640 Learn More$274.11 -
FS4-3D-E McDonnell Miller
FS4-3D-E McDonnell Miller 1" NPT FLOW SWITCH ( CONFORMANCE RATED 114552 ) Learn More$281.30 -
FS4-3D-17
FS4-3D-17 McDonnell Miller SPDT SWITCH FOR FS4-3D 305512 Learn More$37.80 -
FS4-3D McDonnell Miller
FS4-3D McDonnell Miller FS4-3 WITH 2 SPDT SWITCHES 114550 Learn More$328.16 -
FS4-33 McDonnell Miller
FS4-33 McDonnell Miller REPLACEMENT SWITCH FOR FS4-3 305200 Learn More$46.69 -
FS4-3-5R McDonnell Miller
FS4-3-5R McDonnell Miller GENERAL PURPOSE FLOW SWITCH 5 SECOND DELAY 114405 Learn More$215.46 -
FS4-3-20 McDonnell Miller
FS4-3-20 McDonnell Miller GEN.PURPOSE FLOW SWITCH 20SEC. DELAY 114425 Learn More$215.46 -
FS4-3 McDonnell Miller
FS4-3 McDonnell Miller NEMA 1 SPDT GENERAL PURPOSE LIQUID FLOW SWITCH 1" INCLUDES 1, 2, 3 6" PADDLE 114400 Learn More$200.10 -
FS4-15SS McDonnell Miller
FS4-15SS McDonnell Miller STAINLESS STEEL PADDLE KIT INCLUDES A 1", 2", 3", 6" PADDLE 310451 REPLACES FS4-37 Learn More$16.12 -
FS4-15F McDonnell Miller
FS4-15F McDonnell Miller PADDLE KIT 336801 Learn More$12.58 -
FS254 McDonnell Miller
FS254 McDonnell Miller SPDT 1" NPT. GENERAL PURPOSE NEMA-4 FLOW SWITCH, INCLUDES 1", 2", 3", 6" STAINLESS STEEL PADDLES 120610 Learn More$255.49 -
FS251 McDonnell Miller
FS251 McDonnell Miller SPDT 1" NPT. GENERAL PURPOSE LIQUID FLOW SWITCH, INCLUDES 1", 2", 3", 6" STAINLESS STEEL PADDLES 120611 Learn More$192.73 -
FS1-W McDonnell Miller
FS1-W McDonnell Miller 1/2" IN-LINE HIGH SENSITIVITY FLOW SWITCH W/NEMAX 113601
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OBSOLETE
Direct Replacement: V6EPB-B-S-LF -
FS1-L McDonnell Miller
FS1-L McDonnell Miller 1/2" IN-LINE HIGH SENSITIVITY FLOW SWITCH 1.7GPM 113560 Learn More$175.97 -
FS1-J McDonnell Miller
FS1-J McDonnell Miller FS1 W/BSPT THREADS 113550 Learn More$346.61 -
FS1-17 McDonnell Miller
FS1-17 McDonnell Miller SWITCH FOR FS1, FS4-3, FS5, FS6, FS8-W, AFE-1 304300 Learn More$65.07 -
FS1 McDonnell Miller
FS1 McDonnell Miller 1/2" IN-LINE HIGH SENSITIVITY FLOW SWITCH 113200 Learn More$187.43
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