Description
Bell & Gossett 110127 Relief Valve – 3/4", 125 psi Set, 2,535,000 BTU/hr
Product Overview
The Bell & Gossett 110127 is a high-performance ASME-certified safety relief valve engineered for use in heating systems. With a 3/4" threaded connection and a 125 psi set pressure, this bronze relief valve safely protects hot water vessels from overpressure scenarios. It delivers a powerful discharge capacity of 2,535,000 BTU/hr, making it one of the most capable valves in its class.
Its diaphragm-assisted design—featuring EPDM components and brass internals—ensures exceptional reliability, even under harsh conditions. Engineered according to Section IV of the ASME Boiler and Pressure Vessel Code and certified by the National Board, this valve meets strict safety standards and delivers consistent performance across a wide range of hydronic heating applications.
Key Features
-
ASME Section IV certified for hot water heating systems
-
EPDM diaphragm-assisted operation ensures minimal fouling
-
High BTU/hr discharge capacity in a compact design
-
Low pressure differential prevents flashing and hammering
-
Reliable construction with corrosion-resistant materials
Specifications
| Feature | Details |
|---|---|
| Model | 110127 / 790-125 |
| Connection Size | 3/4" |
| Pressure Set Point | 125 psi |
| Discharge Capacity | 2,535,000 BTU/hr |
| Material | Bronze |
| Connection Type | Threaded |
| Max Working Pressure | 125 PSIG (8.6 bar) |
| Max Operating Temperature | 250°F (121°C) |
| Internal Wetted Parts | Brass |
| Diaphragm & Seat Material | EPDM |
| Application | Hot Water Heating Systems |
| ASME Certified | Yes |
