Watts 140X9 125-210 1" Auto Reseating Temp & Pressure Relief Valve 1140X9125210

Description:

The Watts 1140X9125210 140X9 Automatic Reseating Temperature and Pressure Relief Valve is used in commercial hot water supply tanks and water heater systems to provide automatic temperature and pressure protection with a 125 PSI pressure setting and 210°F temperature relief rating. Commonly installed in commercial water heaters, hot water storage tanks, boiler support systems, institutional facilities, and industrial hot water distribution systems. Maintenance teams, plumbing contractors, OEMs, and facility operators use this valve for safety compliance, equipment replacement, system upgrades, and preventive maintenance of hot water systems.

Applications:

The Watts 140X9 Automatic Reseating Temperature and Pressure Relief Valve is commonly used in commercial water heaters, domestic hot water storage tanks, indirect water heating systems, boiler auxiliary systems, institutional hot water systems, apartment buildings, hotels, hospitals, schools, universities, correctional facilities, nursing homes, manufacturing plants, food processing facilities, laundries, mechanical rooms, and industrial hot water distribution systems. It is designed to provide over-temperature and over-pressure protection in potable water heating applications where compliance with plumbing and safety regulations is required to protect equipment, personnel, and facility infrastructure from hazardous operating conditions.

Technical Specifications:

• Manufacturer Part Number (MPN): 1140X9125210
• Brand: Watts
• Product Type: Automatic Reseating Temperature & Pressure Relief Valve
• Series: 140X
• Valve Size: 1 in.
• Inlet Connection: 1 in. Female NPT
• Outlet Connection: 1 in. Female NPT
• Body Material: Bronze
• Pressure Relief Setting: 125 PSI
• Temperature Relief Setting: 210°F (99°C)
• Thermostat Probe Length: 9 in.
• Thermostat Material: Stainless Steel
• Protection Type: Temperature and Pressure Relief
• Feature: Automatic Reseating Design
• Feature: Tamper-Resistant Bonnet Screws
• Feature: Manual Test Lever
• Certification: ASME Rated and CSA Listed
• Application: Commercial Hot Water Tanks and Water Heaters

Common Replacements:

• Watts 140X-9 125/210 FS 1 (F259925)
• Watts LF140X-9 125/210 FS 1
• Watts 140S-9 125/210 Series Relief Valve