Burnham 80160251 High Limit Aquastat Control 220°F 15°F Differential

The Burnham 80160251 is a high limit aquastat control designed for hydronic heating systems. This safety control monitors boiler water temperature and prevents the system from overheating by shutting down the burner when the preset temperature limit is reached.

Key Features:

• Factory preset at 220°F high limit temperature setting
• 15°F differential for efficient cycling control
• Honeywell L4080D1218 aquastat controller
• Supplied without immersion well (well sold separately)
• Dual-function operation provides both high limit and operating control
• Reliable capillary tube sensing element

This aquastat control is an essential safety component for Burnham boilers and compatible hydronic heating systems. The high limit function protects the boiler from dangerous overheating conditions, while the differential setting ensures proper temperature maintenance and efficient operation. Professional installation recommended to ensure proper calibration and system safety.