Temperature And Pressure Relief Valves

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WATTS -

740 Series Water Boiler Relief Valves

StyleModelMax. Working PressureDischarge CapacityInlet SizeOutlet SizeRelief Valve PressureBody MaterialMax. Temp.Inlet TypePrice
A740-075 3/4--3/4"1"75 psiIron250°FFemale Threaded-
RFQ
A740-050 3/4--3/4"1"50 psiIron250°FFemale Threaded€246.60
RFQ
A740-040 3/4--3/4"1"40 psiIron250°FFemale Threaded€653.74
RFQ
B740-030 1 1/220 psi2900000 btuH1 1/2"2"30 psiIron250°FFemale Threaded-
RFQ
B740-030 1 1/420 psi2105000 btuH1 1/4"1 1/2"30 psiIron250°FFemale Threaded-
RFQ
B740-050 1 1/438 psi3075000 btuH1 1/4"1 1/2"50 psiIron250°FFemale Threaded€830.87
RFQ
WATTS -

LF1XL Series Temperature and Pressure Relief Valves

StyleModelRelief Valve PressureBody MaterialMax. Temp.Max. Working PressureDischarge CapacityInlet SizeOutlet SizeInlet TypePrice
ALF1XL 75-210 1/275 psiCopper Silicon Alloy210°F--1/2"1/2"Male Threaded€75.64
RFQ
BLF1XL 100 1/2100 psiCopper Silicon Alloy210°F--1/2"1/2"Male Threaded€68.39
RFQ
BLF1XL-BP-TT-150210150 psiCopper Silicon Alloy210°F--1/2"1/2"Male Threaded€67.22
CLF1XL-8 150-210 1/2150 psiCopper Silicon Alloy210°F--1/2"1/2"Male Threaded€72.21
RFQ
BLF1XL 150-210 1/2150 psiCopper Silicon Alloy210°F113 psi15000 btuH1/2"1/2"Male Threaded€68.39
RFQ
WATTS -

LFN9 Series, Dual Check with Atmospheric Vent

StyleModelMax. Temp.Inlet SizeOutlet SizeInlet TypeOutlet TypeTypeBody FinishBody MaterialPrice
ALFN9-3/8"140°F3/8"3/8"Female ThreadedFemale ThreadedKitBrassLead Free Brass€257.28
ALFN9-1/4"140°F1/4"1/4"Female ThreadedFemale ThreadedKitBrassLead Free Brass€179.76
BLFN9C-1/4"140°F1/4"1/4"Female ThreadedFemale ThreadedNo Shutoff ValveChromeLead Free Brass€204.67
CLFNLF9180°F3/8"3/8"MNPTFNPT--Lead Free Brass€252.87
WATTS -

Automatic Temperature Gas Shutoff Valves, 150 psi

StyleModelBody HeightThermostat LengthShank LengthFactory Set PressureMax. Temp.Inlet SizeOutlet SizeInlet TypePrice
ALF210-5-M210 1/4"8"7/8"150 psi210°F1/2"1/2"FNPT€692.72
BLFL210-5-M211.938"7.812"1 7/8"150 psi210°F1/2"1/2"FNPT€736.76
CLFLLL210-5-M212.812"8.812"2 7/8"150 psi210°F1/2"1/2"FNPT€951.81
CASH ACME -

Temperature & Pressure Relief Valve, 150 psi

StyleModelBody HeightThermostat LengthInlet SizeOutlet SizeInlet TypeBody WidthFactory Set PressureBody MaterialPrice
A18821-01504.312"2 1/8"3/4"3/4"MNPT1.469"150 psiBronze€29.29
BFVX-3C5.562"2 7/8"3/4"3/4"FNPT2 1/2"150 psiBronze€190.62
BFVMX-5C6"4 3/4"1"1"MNPT2 1/2"150 psiBronze€120.87
CFVMX-5C6"4 3/4"3/4"3/4"MNPT2 1/2"150 psiBronze€111.78
DFVMX-3C6"3.062"1"1"MNPT2 1/2"150 psiBronze€207.66
WATTS -

LF3L Series Pressure Relief Only Valves

StyleModelFactory Set PressureBody MaterialInlet SizeOutlet SizeOutlet TypeSpring MaterialPressure RatingOverall HeightPrice
ALF3L-175-Z2 3/4--------€134.07
ALF3L-75-Z9 3/4--------€167.31
RFQ
ALF3L-150-Z9 3/4--------€159.69
RFQ
ALF3L-100 3/4--------€146.70
RFQ
BLF3L-075 3/475 psiCopper Alloy3/4"3/4"NPTStainless Steel75 psi to 125 psi3 1/2"€236.12
CLF3L-150 3/4150 psiCopper Alloy3/4"3/4"NPTStainless Steel75 psi to 125 psi3 1/2"€236.12
StyleModelRelief Valve PressureBody MaterialMax. Working PressureMax. Temp.Discharge CapacityInlet SizeOutlet SizeInlet TypePrice
A374A-BRZ-03030 psiIron10 psi250°F550000 btuH3/4"3/4"Female Threaded€164.63
RFQ
A374A-045 3/445 psiIron---3/4"3/4"Female Threaded€116.50
RFQ
A374A-050 3/450 psiIron---3/4"3/4"Female Threaded€255.63
RFQ
WATTS -

LF140 Series Pressure Relief Valves

StyleModelBody MaterialDischarge CapacityInlet SizeOutlet SizeInlet TypeRelief Valve PressureInlet Thread TypeMax. Temp.Price
ALF140X6 150-210 3/4Lead Free Brass-3/4"3/4"Female Threaded150 psi-210°F€643.30
RFQ
BLF140X6 125-210 1Lead Free Brass2610000 btuH1"1"Female Threaded125 psiFPT210°F€1,973.80
RFQ
CLF140X8 125-210 3/4Lead Free Brass-3/4"3/4"Female Threaded125 psi-210°F€717.55
RFQ
ALF140X6 125-210 3/4Lead Free Brass-3/4"3/4"Female Threaded125 psi-210°F€656.31
RFQ
ALF140X8 150-210 3/4Lead Free Brass-3/4"3/4"Female Threaded150 psi-210°F€692.21
RFQ
ALF1403S 125-210 3/4Lead Free Brass-3/4"3/4"Male Threaded125 psi-210°F€1,314.38
RFQ
BLF140X6 150-210 1Lead Free Bronze3085000 btuH1"1"Female Threaded150 psiNPT210°F-
RFQ
StyleModelMPNPrice
A70006011097000601109€16,085.48
RFQ
A70006011177000601117€16,085.48
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A70006011257000601125€17,422.81
RFQ
A70006011337000601133€18,758.28
RFQ
A70006011417000601141€20,097.18
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A70006011587000601158€21,432.65
RFQ
WATTS -

3L Series Pressure Relief Valves

StyleModelBody MaterialRelief Valve PressureMax. Temp.Inlet SizeOutlet SizeInlet TypeOutlet TypeLeadPrice
A3L-125 3/4Brass75 psi210°F3/4"3/4"Male ThreadedFemale ThreadedPresent€114.98
RFQ
A3L-100 3/4Bronze100 psi210°F3/4"3/4"Male ThreadedFemale ThreadedPresent€126.07
RFQ
A3L-125-Z9 3/4Bronze125 psi210°F3/4"3/4"Male ThreadedFemale ThreadedPresent€135.61
RFQ
A3L-150 3/4Bronze150 psi210°F3/4"3/4"Male ThreadedFemale ThreadedPresent€105.42
RFQ
A3L-75-Z9 3/4Bronze75 psi210°F3/4"3/4"Male ThreadedFemale ThreadedPresent€130.66
RFQ
A3L-150-Z9 3/4Bronze150 psi210°F3/4"3/4"Male ThreadedFemale ThreadedPresent€124.17
RFQ
A3L-95 3/4Bronze95 psi210°F3/4"3/4"Male ThreadedFemale ThreadedPresent€114.98
RFQ
B3L-075 3/4Bronze75 psi210°F3/4"3/4"Male ThreadedFemale ThreadedPresent€114.98
RFQ
WATTS -

LL40XL Series Temperature and Pressure Relief Valves

StyleModelDischarge CapacityInlet SizeOutlet SizeRelief Valve PressureBody MaterialMax. Temp.Max. Working PressureInlet TypePrice
ALLL40XLM15-150210 3/4-3/4"3/4"150 psiBronze210°F-Male Threaded€574.54
ALL40XL-75210 3/4-3/4"3/4"75 psiBronze210°F-Male Threaded€604.36
RFQ
ALLL40XLM15-125210 3/4-3/4"3/4"125 psiBronze210°F-Male Threaded€722.58
RFQ
ALL40XLM15-150210 3/4-3/4"3/4"150 psiBronze210°F-Male Threaded€549.33
BLL40XLM15-125210 11808000 btuH1"1"125 psiBronze210°F-Male Threaded€1,068.86
RFQ
BLL40XLM15-150210 12134000 btuH1"1"150 psiBronze210°F113 psiMale Threaded€998.57
RFQ
StyleModelRelief Valve PressureBody MaterialMax. Temp.Discharge CapacityInlet SizeOutlet SizeInlet TypeOutlet TypePrice
ALFN240X-9 100-210 1100 psiLead Free Brass210°F2817000 btuH1"1"Female ThreadedFemale Threaded€2,030.79
RFQ
ALFN240X 110-210 1110 psiLead Free Brass210°F-1"1"Female ThreadedFemale Threaded€1,738.92
RFQ
WATTS -

1XL Series Temperature and Pressure Relief Valves

StyleModelThermostat Probe LengthBody MaterialInlet SizeInlet TypeOutlet TypePressure RangeInlet Thread TypeShank LengthPrice
A1XL-150210 1/24"Bronze1/2"Male ThreadedFemale Threaded75 psi to 150 psiNPT7/8"€66.91
RFQ
A1XL 75-210 1/24"Bronze1/2"Male ThreadedFemale Threaded75 psi to 150 psiNPT7/8"€58.07
RFQ
B1XL-8-1502108"Bronze1/2"Male ThreadedFemale Threaded75 psi to 150 psiNPT7/8"€55.00
RFQ
WATTS -

340 Series Temperature and Pressure Relief Valves

StyleModelDischarge CapacityInlet SizeOutlet SizeRelief Valve PressureThermostat Probe LengthBody MaterialMax. Working PressureMax. Temp.Price
A340-100/210 1 1/24426000 btuH1 1/2"1 1/2"100 psi3"Bronze--€2,901.77
RFQ
B342-125210 25403000 btuH2"2"125 psi-Bronze--€2,713.81
A340-125/210 1 1/25403000 btuH1 1/2"1 1/2"125 psi3"Bronze--€2,710.76
RFQ
A340X-8-125210 1 1/25403000 btuH1 1/2"1 1/2"125 psi8"Bronze--€2,880.37
RFQ
B342X-8-150210 26379000 btuH2"2"150 psi8"Bronze--€3,138.64
RFQ
A340X-8-150210 1 1/26379000 btuH1 1/2"1 1/2"150 psi8"Bronze113 psi210°F€2,880.37
RFQ
A340-150210 1 1/26379000 btuH1 1/2"1 1/2"150 psi3"Bronze113 psi210°F€2,710.76
StyleModelBody MaterialMax. Temp.Inlet SizeOutlet SizeInlet TypeOutlet TypePressure RangeLeadPrice
AN240X-075/210 1Bronze210°F1"1"Female ThreadedFemale Threaded75 psi to 150 psiPresent€1,215.40
RFQ
AN240X9 75-210 1Bronze210°F1"1"Female ThreadedFemale Threaded75 psi to 150 psiPresent€1,367.03
RFQ
StyleModelInlet SizeBody MaterialMax. Temp.Inlet TypeOutlet TypeInlet Thread TypeMin. Temp.Ball MaterialPrice
A94-32321/2"Brass125°FFemale ThreadedFemale ThreadedNPT-40°FChrome Plated€13.64
RFQ
A94-42423/4"Brass125°FFemale ThreadedFemale ThreadedNPT-40°FChrome Plated€18.89
RFQ
StyleModelBody MaterialMax. Working PressurePressure RangeRelief Valve PressureMax. Temp.Inlet SizeOutlet SizeInlet TypePrice
ALF53L-Z2-30 1/2Brass-75 psi to 125 psi30 psi-1/2"1/2"Male Threaded€151.29
RFQ
ALF53L-125 1/2Copper Silicon Alloy94 psi75 psi to 150 psi125 psi210°F1/2"1/2"Male Threaded€140.60
RFQ
ALF53L-175 1/2Copper Silicon Alloy-75 psi to 150 psi175 psi210°F1/2"1/2"Male Threaded€140.60
RFQ
ALF53L-75 1/2Copper Silicon Alloy-75 psi to 150 psi75 psi210°F1/2"1/2"Male Threaded€140.60
RFQ
ALF53L-100 1/2Copper Silicon Alloy-75 psi to 150 psi100 psi210°F1/2"1/2"Male Threaded€140.60
RFQ
ALF53L-150 1/2Copper Silicon Alloy113 psi75 psi to 150 psi150 psi210°F1/2"1/2"Male Threaded€140.60
RFQ
StyleModelRelief Valve PressureBody MaterialMax. Temp.Inlet SizeOutlet SizeInlet TypeOutlet TypePressure RangePrice
A140S3-100210 3/4100 psiBronze210°F3/4"3/4"Female ThreadedFemale Threaded75 psi to 150 psi€481.36
RFQ
A140S3-125210 3/4125 psiBronze210°F3/4"3/4"Female ThreadedFemale Threaded75 psi to 150 psi€448.49
RFQ
A140S3-150210 3/4150 psiBronze210°F3/4"3/4"Female ThreadedFemale Threaded75 psi to 150 psi€448.49
RFQ
WATTS -

53L Series Pressure Only Relief Valves

StyleModelMax. Working PressureOutlet TypeRelief Valve PressureBody MaterialMax. Temp.Factory Set PressureDischarge CapacityInlet SizePrice
A53L-075 1/2-Female Threaded75 psiBronze210°F--1/2"€110.40
RFQ
A53L-175 1/2-Female Threaded175 psiBronze210°F--1/2"€110.40
RFQ
A53L-Z2-030 1/2-Female Threaded30 psiBronze---1/2"€110.40
RFQ
B53L-150 1/2-NPT-Bronze-150 psi-1/2"€182.86
A53L-100 1/275 psiFemale Threaded100 psiBronze210°F-15000 btuH1/2"€110.40
RFQ
C53L-FP-175 1/2131 psiFemale Threaded175 psiBronze210°F--1/2"€107.73
RFQ
WATTS -

530C Series Pressure Relief Valves

StyleModelInlet SizeOutlet SizeOutlet TypeBody MaterialMax. Temp.Factory Set PressurePressure RangeLeadPrice
A530FP1/2"1/2"Female ThreadedBrass180°F-50 psi to 175 psiPresent€111.93
RFQ
A530C-STD 1/21/2"1/2"Female ThreadedBrass180°F-50 psi to 175 psiPresent€111.93
RFQ
A530C-100-3003/4"3/4"Female ThreadedBrass180°F-50 psi to 175 psiPresent€138.68
RFQ
B530C-STD 3/43/4"1/2"NPTBrass-300 psi--€179.77
WATTS -

40L Series Temperature and Pressure Relief Valves

StyleModelDischarge CapacityInlet SizeOutlet SizeRelief Valve PressureThermostat Probe LengthBody MaterialMax. Temp.Max. Working PressurePrice
A40L-075210 3/4-3/4"3/4"75 psi-Bronze210°F-€446.21
RFQ
B40L-100210 11481000 btuH1"1"100 psi3"Bronze210°F150 psi€715.89
RFQ
C40XL-7-100210 11481000 btuH1"1"100 psi8"Bronze210°F150 psi€684.60
RFQ
C40XL-7-125210 11808000 btuH1"1"125 psi8"Bronze210°F150 psi€705.97
RFQ
C40XL-7-150210 12135000 btuH1"1"150 psi8"Bronze210°F150 psi€610.85
RFQ
B40L-150210 12135000 btuH1"1"150 psi3"Bronze210°F150 psi€668.53
RFQ
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