Watts F121547 LF174A Lead Free Relief Valve 125 psi

Product Description

The Watts F121547 lead free pressure relief valve features a 1-1/2 inch NPTF female inlet and outlet and a 125 psi pressure relief setpoint. This valve is designed for hot water space heating boiler applications, protecting against excessive pressure. Constructed with a lead free copper silicon alloy body, it includes a flood sensor with SentryPlus Alert technology to detect excessive water discharges. Sensor activation requires a separate activation kit.

• Features a flood sensor with SentryPlus Alert technology
• Lead free copper silicon alloy body
• Set pressure 125 psi

Product Highlights

Lead free pressure relief valve with flood sensor for boiler applications. Protects against excessive pressure with a 125 psi pressure relief setpoint.

Product Information

Standard Information

• Brand: WATTS
• Manufacturer Part Number: F121547

Technical Specifications

• Body Material: Lead Free Copper Silicon Alloy
• Inlet Connection Size: 1-1/2"
• Inlet Connection Type: Female Threaded
• Inlet Thread Type: NPTF
• Lead Free: Yes
• Outlet Connection Size: 1-1/2"
• Outlet Connection Type: Female Threaded
• Outlet Thread Type: NPTF
• Pressure Relief Setting-PSI: 125
• Series: LF174A
• Size: 1-1/2"
• Pressure Set Point: 125 psi
• Capacity: 6460000 BTU/hr
• Application: Heating
• Thread Type: Female
• Temperature Range (F): 250°F Max
• Connection Type: Threaded
• ASME: Yes
• Brand: Watts
• Part Number: F121547
• Product Type: Relief Valves
• End Connection: NPTF x NPTF
• End Connection 1: NPTF
• End Connection 2: NPTF
• Fitting Size 1: 1-1/2 in.
• Fitting Sizes: 1-1/2 in.
• Maximum Temperature: 250
• Pressure - Maximum: 125 psi
• Lead Law Compliant: Yes
• Style Name: LF174A Series
• Valve Type: Relief Valve
• Valve Body Material: Lead Free Copper Silicon Alloy
• Domestic/Import: Domestic
• End Style: Female NPTF
• Media: Water
• Nominal Size: 1-1/2 in
• Trim Material: Non-Metallic
• Type: Automatic Reseating