Description
The Lochinvar & A.O. Smith 100208152 is a combination Temperature & Pressure (T&P) Gauge engineered for accurate, simultaneous monitoring of both pressure and temperature in residential and light commercial boiler and water heater applications. Designed as a direct OEM replacement, this gauge ensures system integrity and helps maintain safe operating conditions.
Key Features
- Dual-function gauge monitors both temperature and pressure in a single instrument
- Pressure range: 0–75 PSI for precise system pressure monitoring
- Temperature range: 70–250°F for accurate thermal performance tracking
- 3/8″ bottom thread (BT) connection for straightforward installation
- OEM replacement part for Lochinvar and A.O. Smith boilers and water heaters
- Compact, easy-to-read dial face for quick visual inspection
Specifications
- SKU: 100208152
- Pressure Range: 0–75 PSI
- Temperature Range: 70–250°F
- Connection Type: 3/8″ Bottom Thread (BT)
- Gauge Type: Combination Temperature & Pressure (T&P)
- Compatible Brands: Lochinvar, A.O. Smith
Application
Ideal for use in boilers, hot water heaters, and hydronic heating systems where simultaneous pressure and temperature readings are required. The 3/8″ bottom thread connection allows for easy installation into standard gauge ports, making this a reliable choice for service technicians and installers working on Lochinvar and A.O. Smith equipment.







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