Burnham 105894-01 Temperature Pressure Gauge 2-1/2" Dial 1/4" NPT 70-320°F 0-75 PSI

The Burnham 105894-01 is a combination temperature and pressure gauge designed for residential and commercial boiler applications. This dual-function gauge features a 2-1/2 inch dial face for easy reading and accurate monitoring of your heating system's operating conditions.

Key Specifications:

• Dial diameter: 2-1/2 inches
• Connection: 1/4 inch NPT male thread
• Temperature range: 70°F to 320°F
• Pressure range: 0 to 75 PSI
• Shank length: 1-1/2 inches (long shank design)
• Replaces Burnham part number 80561

The long shank design allows for proper installation depth in boiler tappings while keeping the dial face positioned for optimal visibility. This gauge provides simultaneous monitoring of both system temperature and pressure, which are critical parameters for safe and efficient boiler operation. The 1/4 inch NPT connection is a standard fitting size compatible with most residential and light commercial boiler systems.

This is a direct replacement gauge suitable for Burnham boilers and other heating systems requiring a combination temperature/pressure gauge with these specifications.