Shop by Category,Hydronic And Steam Specialties (TEST)

740-1-1/4-30 Watts F383020 Water Pressure Relief Valve Set 30

Water Pressure Relief Valve Set 30 Lbs. Rated 2105000 BTU. 1-1/4 X 1-1/2 Fpt.

Brand:Watts, Item:740-1-1/4-30, :37319, UPC:098268019209

$734.91 EA

$1,413.29

9 In Stock

740-1-1/4-50 Watts F383310 Blr Relief 50PSI 3 075K BTU

Blr Relief 50PSI 3 075K BTU * Water Pressure Relief Valve Set 50 Lbs. Rated 3075000 BTU. 1-1/4 X 1-1/2 Fpt.

Brand:Watts, Item:740-1-1/4-50, :37332, UPC:098268019261

$771.66 EA

$1,483.97

2 In Stock

740-1-1/4-60 Watts F383368 1-1/4 Relief Valve 60PSI

1-1/4 Relief Valve 60PSI

Brand:Watts, Item:740-1-1/4-60, :37336, UPC:098268019285

$884.15 EA

$1,700.28

Not in stock

740-1-1/4-75 Watts F383484 Pressure Relief Valve For Hot Water

Pressure Relief Valve For Hot Water Heat. 1-1/4 Fpt X 1-1/2 Fpt. Rated 4285000 BTU's.

Brand:Watts, Item:740-1-1/4-75, :37338, UPC:098268019315

$771.66 EA

$1,483.97

2 In Stock

740-1-30 Watts F382570 1 Blr Rlf Vlv 30PSI 1300K BTU

1 Blr Rlf Vlv 30PSI 1300K BTU * Water Pressure Relief Valve. Set At 30 PSI. 1 X1-1/4 Fpt. 1300000 BTU Capacity. .

Brand:Watts, Item:740-1-30, :37342, UPC:098268019087

$261.20 EA

$502.30

10 In Stock

740-1-50 Watts F382820 Water Pressure Relief Valve Set 50

Water Pressure Relief Valve Set 50 Lbs. Rated 1899000 BTU. 1 X 1-1/4 Fpt.

Brand:Watts, Item:740-1-50, :37353, UPC:098268019131

$290.83 EA

$559.29

2 In Stock

740-2-30 Watts F384042 Blr Relief 30psi 5,250k BTU

Blr Relief 30psi 5,250k BTU * Water Pressure Relief Valve Set 30 Lbs. Rated 5250000 BTU. 2 X 2-1/2 Fpt.

Brand:Watts, Item:740-2-30, :37368, UPC:098268019629

$1,441.46 EA

$2,772.03

4 In Stock

740-2-50 Watts 0384292 RLF 50PSI 2X2-1/2 7,672.000

RLF 50PSI 2X2-1/2 7,672.000 * Water Pressure Relief Valve Set 50 Lbs. Rated 7672000 BTU. 2 X 2-1/2 FPT.

Brand:Watts, Item:740-2-50, :37385, UPC:098268019681

$1,441.46 EA

$2,772.03

Not in stock

740-3/4-30 Watts F382008 Blr Relief 30PSI 925K BTU

Blr Relief 30PSI 925K BTU * Water Pressure Relief Valve Set 30 Lbs. Rated 925000 BTU. 3/4 X 1 Fpt.

Brand:Watts, Item:740-3/4-30, :37399, UPC:098268018844

$221.60 EA

$267.91

16 In Stock

740-3/4-50 Watts F382328 Water Pressure Relief Valve Set 50

Water Pressure Relief Valve Set 50 Lbs. Rated 1352000 BTU. 3/4 X 1 Fpt. Tagged M1

Brand:Watts, Item:740-3/4-50, :37411, UPC:098268018899

$139.31 EA

$267.91

7 In Stock

740-3/4-60 Watts F382392 3/4" Relief Valve 60PSI

3/4" Relief Valve 60PSI

Brand:Watts, Item:740-3/4-60, :37415, UPC:098268018912

$342.01 EA

$657.71

2 In Stock

740-3/4-75 Watts F382456 Water pressure relief valve. 75

Water pressure relief valve. 75 PSI. 3/4 by 1 inch NPT. Rating 1,886,000 BTU.

Brand:Watts, Item:740-3/4-75, :37419, UPC:098268018943

$164.40 EA

$316.15

10 In Stock

750T120 Mcdonnell & Miller 176206 120v Low Water Cut-Off

120v Low Water Cut-Off Auto Reset, Less Probe for Water Boilers. Order 3/4" NPT Probe separately Or use With remote mount probe. Replaces: PCHGA1 REPLACED BY: 144704

Brand:McDonnell & Miller, Item:750T120, :37530, UPC:751875032572

$381.61 EA

$545.16

2 In Stock

751P-MT-120 751P-MT-120 Mcdonnell Miller 176234 Manual Reset Low Water Cut

751P-MT-120 Mcdonnell Miller 176234 Manual Reset Low Water Cut Off

Manual Reset Low Water Cut Off W/Test Button & Probe Replaces: PS851-M120 550SV SAFE GUARD dog

Brand:McDonnell & Miller, Item:751P-MT-120, :37538, UPC:751875045107

$292.13 EA

$652.23

Not in stock

752P-MT-24 Mcdonnell & Miller 176296 24Vac Manual Reset Low

176296 24Vac Manual Reset Low Water Cut Off w/ Test Switch w/ Standard Probe replaced by: 144705

Brand:McDonnell & Miller, Item:752P-MT-24, :121221

$531.27 EA

$758.96

1 In Stock

7A Kast Marketing Maid O Mist #7 NO.7 Large

Maid O Mist #7 NO.7 Large Automatic Air Vent 75psi w/ 1/8"fpt Connection.

Brand:Bell & Gossett, Item:7A, :38670, UPC:685296001018

$33.79 EA

$70.40

15 In Stock

7A Connector Kast Mktg Same as B&G 113023

Same as B&G 113023 Overflow Connector Fitting for EA67 67BG 7A 1/8"fpt x 1/4"compression Screws onto the vent port of 7A, 67BG and EA67 air vents and has 1/4 compression fitting to allow the connection of a drain line to prevent damages for leaks due to vent failure.

Brand:Bell & Gossett, Item:7A, :38674

$6.08 EA

$12.67

17 In Stock

7B Mcdonnell & Miller 110800 Complete Switch Assembly

Complete Switch Assembly * Replacement Potentiometer And Switch Assembly For 93-7B 94-7B 193-7B And 194-7B.

Brand:McDonnell & Miller, Item:7B, :38679

$2,987.83 EA

$4,261.92

2 In Stock

7B1R Mcdonnell & Miller 309000 Replacement Pot w/ Wire Kit

Replacement Pot w/ Wire Kit * Replacement Potentiometer Only For Above

Brand:McDonnell & Miller, Item:7B1R, :38682

$461.01 EA

$657.59

1 In Stock

80EC Shipco Condensate Pump 115V 1/3HP

Condensate Pump 115V 1/3HP Cast Iron 10 Gal Rec Condensate Return Pump For Systems Up to 8000 Square Feet. 115V 1/3 Hp Motor. Maximum 200F 20 PSI discharge. NOT 100% COMPATABLE WITH HOFFMAN

Brand:Shipco, Item:80EC, :39532

$3,263.89 EA

$7,580.65

4 In Stock

847 Mcdonnell & Miller 134300 Water Feeder

Water Feeder * Water Feeder For Condensate Receivers. 35 PSI Max. Receiver Pressure. 150 PSI Max. Water Supply Pressure.

Brand:McDonnell & Miller, Item:847, :42363

$1,725.44 EA

$2,464.92

Not in stock

847-26 Mcdonnell & Miller 336500 Head Gasket for 847 851 & 851S

Head Gasket for 847 851 & 851S ORDERED BY THE PACK OF 5 SOLD INDIVIDUALLY

Brand:McDonnell & Miller, Item:847-26, :42367

$23.25 EA

$33.22

5 In Stock

851 Mcdonnell & Miller 136700 Water Feeder

Water Feeder * Water Feeder For Condensate Receivers. 35 PSI Max. Receiver Pressure. 150 PSI Max Supply Water Pressure.

Brand:McDonnell & Miller, Item:851, :42471

$2,013.05 EA

$2,875.78

1 In Stock

9037EG9 Square-d Nema 1 Flange Mounted Float Switch

Nema 1 Flange Mounted Float Switch for Top or Side Mounting, 2.63" post length, float position 1,2 or 3 for high low or side mount, 4 bolt flange. Comes without rod or 9049EF float.

Brand:Square D, Item:9037EG9, :43550

$355.93 EA

$869.74

1 In Stock