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  • Items 1-24 of 122. Page 1 of 6.
FS251 Mcdonnell & Miller 120611
Paddle type flow switch 1 NPT Replaces FS4-3 1" McDonnell Miller paddle type flow switch. 1 inch NPT tap with 1, 2, 3, & 6 inch paddles. SPDT switch 7.4A @ 120 volts. Maximum pressure 160 PSI. Maximum fluid velocity 10 ft per second. Temperature 32 to 250F. NEMA 1 Replaces FS4-3(114400).

McDonnell & Miller

FS251

120611

$198.55 EA
$397.10
109 In Stock
751P-MT-120 Mcd Miller 176234
Manual Reset Low Water Cut Off W/Test Button & Probe Replaces: PS851-M120 550SV SAFE GUARD dog

McDonnell & Miller

751P-MT-120

751875045107

$325.62 EA
$651.24
32 In Stock
150S-HD Mcdonnell & Miller 173003
Head Assembly For McDonnell Miller 150 And 157 Series Controls. 1 SPST 1 SPDT Switch. 7.4A @ 120V 3.7A @ 240V.

McDonnell & Miller

150S-HD

7804665431567

$967.19 EA
$1,934.38
75 In Stock
F26 Mcdonnell & Miller 304200
Head Gasket * Head Gasket For 25A 51 51-2 51S 51S2And 53-2. PURCHASED AS 10 PACK, SOLD INDIVIDUALLY REPLACES: 304100

McDonnell & Miller

F26

$16.04 EA
$32.08
40 In Stock
FS254 Mcdonnell & Miller 120610
Paddle type flow switch with weatherproof NEMA 4 enclosure. 1 inch NPT tap with 1, 2, 3, & 6 inch paddles. SPDT switch 7.4A @ 120 volts. Maximum pressure 160 PSI. Maximum fluid velocity 10 ft per second. Temperature 32 to 250F. NEM

McDonnell & Miller

FS254

$266.06 EA
62 In Stock
750MT120 Mcdonnell & Miller 176207
Electric Low Wtr Cutoff w/Switch, Manual Reset Less Probe for hot water boilers. Secondary control for commercial or industrial steam boilers. Maximum water temp 250F. Manual reset with test switch. Order probe separately.

McDonnell & Miller

750MT120

751875032589

$230.32 EA
$460.63
32 In Stock
RS1BR1 Mcdonnell & Miller 179524
Single Probe Remote Sensor Holder For Pch And Pcl Series Controls. 1 Inch NPT.

McDonnell & Miller

RS1BR1

$274.00 EA
$548.00
22 In Stock
P2SS Mcdonnell & Miller 179535
24 Probe for PCH and PCL * Sensor Probe For PCH And PCL Series Controls. 24 Inches Long.

McDonnell & Miller

P2SS

$54.80 EA
$109.59
24 In Stock
150-14 Mcdonnell & Miller 325700
Head Gasket For 150 157 93 And 193 Controls SOLD INDIVIDUALLY

McDonnell & Miller

150-14

$10.50 EA
$21.00
152 In Stock
67MCD Mcdonnell & Miller 149400
Low Water Cutoff With Quick Connect Fittings And Blowdown Valve. 2 SPST Switches. 1 For Cutoff And 1 For Boiler Feed. 7.4A @ 120V 3.7A At 240V. 20 PSI Max Pressure.

McDonnell & Miller

67MCD

$526.85 EA
$1,053.69
15 In Stock
P3SS Mcdonnell & Miller 179540
36 Probe for PCH and PCL * Sensor Probe For PCH And PCL Series Controls. 36 Inches Long. Same threads as Warrick rods.

McDonnell & Miller

P3SS

751875005545

$64.34 EA
$128.67
22 In Stock
SA101-38 Mcdonnell & Miller 347100
Strainer Basket Assembly * Strainer Basket Assembly For 47 47-2 51 51-2 101A And 101A24.co12

McDonnell & Miller

SA101-38

$73.87 EA
$147.74
20 In Stock
150S Mcdonnell & Miller 171702
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

$1,333.75 EA
$2,667.50
38 In Stock
150S-M-HD Mcdonnell Miller 172809
Head assembly for 150 level controls. Manual reset.

McDonnell & Miller

150S-M-HD

751875035962

$970.23 EA
$1,940.46
23 In Stock
2 Mcdonnell & Miller 110000
Switch 47-2 51-2 51S2 63 247-2 * Switch For 47-2 51-2 51S2 63 And 247-2.

McDonnell & Miller

2

751875000021

$206.49 EA
$412.98
14 In Stock
37-26 Mcdonnell & Miller 313800
Body Gasket for 47, 247 LWCO'S * Body Gasket For 47 47-2 247 And 247-2. REPLACES: 312700 ORDERED BY THE PACK OF 10, SOLD INDIVIDUALLY

McDonnell & Miller

37-26

$14.85 EA
$29.69
33 In Stock
157S Mcdonnell & Miller 173502
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

$1,442.92 EA
$2,885.84
10 In Stock
67-12 Mcdonnell & Miller 318800
Float Gasket For. 61, 64, 67, 69, 80, 369, 764, 767, and 667 controls. PURCHASED BY THE 10 PACK; SOLD INND.

McDonnell & Miller

67-12

$8.35 EA
$16.69
59 In Stock
92-68 Mcdonnell & Miller 323400
Head Gasket for 94 and 194 ORDERED IN PACKS OF 10 SOLD INDIVIDUALLY REPLACES: 323300

McDonnell & Miller

92-68

$12.84 EA
$25.67
60 In Stock
63HD Mcdonnell & Miller 142600
Head Assembly For 63MCD. SPDT Switch RaT10.2A @ 120V 5.1A @ 240V.

McDonnell & Miller

63HD

$644.80 EA
$1,289.59
25 In Stock
61HD Mcdonnell & Miller 140300
Head Assembly for 61 * Head Assembly For 61. 2 SPST Switches. 1 For Cut-Off And 1 For Boiler Feed. Rating 7.4 A @ 120V 3.7A @ 240V.

McDonnell & Miller

61HD

$480.49 EA
$960.98
18 In Stock
7B Mcdonnell & Miller 110800
Complete Switch Assembly * Replacement Potentiometer And Switch Assembly For 93-7B 94-7B 193-7B And 194-7B.

McDonnell & Miller

7B

$1,635.57 EA
$3,271.14
6 In Stock
2M Mcdonnell & Miller 110100
Replacement Switch Man. Reset * Manual Reset Switch For 47-2 51-2 51S263 And 247-2.

McDonnell & Miller

2M

$206.49 EA
$412.98
11 In Stock
37-39 Mcdonnell & Miller 313300
Blowdown Gasket * Valve Gasket For 21 25 47 47-2 247 247-2 67 101A 101A24 767 847 851 851S 51 51-2 51S 51S2 And 53-2. ORDERED BY THE 10 PK, SOLD INDIVIDUALLY REPLACES: 313200

McDonnell & Miller

37-39

$8.37 EA
$16.74
23 In Stock
  • Items 1-24 of 122. Page 1 of 6.