Watts 0121460 Valve
The Watts 0121460 Valve, specifically the Series 140X-9, is a high-capacity pressure relief valve engineered for protection against excessive pressure in primary water heating systems. Featuring a 1-inch female NPT inlet and outlet and a set pressure of 150 PSI, this bronze-body valve is rated for a substantial heating capacity of 3,085,000 BTU/hr. Designed for heavy-duty commercial and industrial applications, it utilizes a top-guided stem and non-sticking disc-to-seat arrangement to ensure reliable opening and reseating under demanding thermal conditions. Contractors should note the ASME Section IV certification, making it a critical component for hot water boilers and large heating vessels. The rugged bronze construction provides superior corrosion resistance while the stainless steel springs maintain pressure setpoint integrity over the service life. Proper sizing for thermal expansion and BTU load is essential for system safety and code compliance.
Key Benefits
- High Discharge Capacity: Rated for 3,085,000 BTU/hr, suitable for large-scale commercial boiler systems.
- Durable Construction: Heavy-duty bronze body and stainless steel springs resist corrosion and mineral buildup.
- Precise Pressure Management: Factory set at 150 PSI with a large orifice design to minimize pressure drop during discharge.
- Standardized Fitment: 1" FxF NPT connections facilitate straightforward replacement in existing pipe manifolds.
Common Questions
Is the Watts 0121460 compatible with steam systems?
No, the Series 140X is specifically designed for hot water heating boilers and is not rated for steam service. Always verify the ASME rating matches the medium of your application.
What is the orientation requirement for vertical vs horizontal installation?
For optimal performance and to meet standard mechanical codes, this valve should be installed in a vertical position with the discharge piping sloped for gravity drainage.
How do I confirm the BTU rating for my boiler?
Ensure the valve's discharge capacity of 3,085,000 BTU/hr exceeds the maximum gross output of the heating source to prevent over-pressurization during a runaway thermal event.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $1,322.10
-65%$1,322.10
$462.73Watts 0121460 Valve
The Watts 0121460 Valve, specifically the Series 140X-9, is a high-capacity pressure relief valve engineered for protection against excessive pressure in primary water heating systems. Featuring a 1-inch female NPT inlet and outlet and a set pressure of 150 PSI, this bronze-body valve is rated for a substantial heating capacity of 3,085,000 BTU/hr. Designed for heavy-duty commercial and industrial applications, it utilizes a top-guided stem and non-sticking disc-to-seat arrangement to ensure reliable opening and reseating under demanding thermal conditions. Contractors should note the ASME Section IV certification, making it a critical component for hot water boilers and large heating vessels. The rugged bronze construction provides superior corrosion resistance while the stainless steel springs maintain pressure setpoint integrity over the service life. Proper sizing for thermal expansion and BTU load is essential for system safety and code compliance.
Key Benefits
- High Discharge Capacity: Rated for 3,085,000 BTU/hr, suitable for large-scale commercial boiler systems.
- Durable Construction: Heavy-duty bronze body and stainless steel springs resist corrosion and mineral buildup.
- Precise Pressure Management: Factory set at 150 PSI with a large orifice design to minimize pressure drop during discharge.
- Standardized Fitment: 1" FxF NPT connections facilitate straightforward replacement in existing pipe manifolds.
Common Questions
Is the Watts 0121460 compatible with steam systems?
No, the Series 140X is specifically designed for hot water heating boilers and is not rated for steam service. Always verify the ASME rating matches the medium of your application.
What is the orientation requirement for vertical vs horizontal installation?
For optimal performance and to meet standard mechanical codes, this valve should be installed in a vertical position with the discharge piping sloped for gravity drainage.
How do I confirm the BTU rating for my boiler?
Ensure the valve's discharge capacity of 3,085,000 BTU/hr exceeds the maximum gross output of the heating source to prevent over-pressurization during a runaway thermal event.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Product Information
Product Information
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Description
The Watts 0121460 Valve, specifically the Series 140X-9, is a high-capacity pressure relief valve engineered for protection against excessive pressure in primary water heating systems. Featuring a 1-inch female NPT inlet and outlet and a set pressure of 150 PSI, this bronze-body valve is rated for a substantial heating capacity of 3,085,000 BTU/hr. Designed for heavy-duty commercial and industrial applications, it utilizes a top-guided stem and non-sticking disc-to-seat arrangement to ensure reliable opening and reseating under demanding thermal conditions. Contractors should note the ASME Section IV certification, making it a critical component for hot water boilers and large heating vessels. The rugged bronze construction provides superior corrosion resistance while the stainless steel springs maintain pressure setpoint integrity over the service life. Proper sizing for thermal expansion and BTU load is essential for system safety and code compliance.
Key Benefits
- High Discharge Capacity: Rated for 3,085,000 BTU/hr, suitable for large-scale commercial boiler systems.
- Durable Construction: Heavy-duty bronze body and stainless steel springs resist corrosion and mineral buildup.
- Precise Pressure Management: Factory set at 150 PSI with a large orifice design to minimize pressure drop during discharge.
- Standardized Fitment: 1" FxF NPT connections facilitate straightforward replacement in existing pipe manifolds.
Common Questions
Is the Watts 0121460 compatible with steam systems?
No, the Series 140X is specifically designed for hot water heating boilers and is not rated for steam service. Always verify the ASME rating matches the medium of your application.
What is the orientation requirement for vertical vs horizontal installation?
For optimal performance and to meet standard mechanical codes, this valve should be installed in a vertical position with the discharge piping sloped for gravity drainage.
How do I confirm the BTU rating for my boiler?
Ensure the valve's discharge capacity of 3,085,000 BTU/hr exceeds the maximum gross output of the heating source to prevent over-pressurization during a runaway thermal event.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
