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This board is a genuine Burnham OEM replacement part specifically designed for Burnham gas-fired boilers
The 5L620 is designed to operate in high-temperature environments
This OEM thermal expansion valve includes the integrated sensing bulb necessary for monitoring suction line temperature to adjust the orifice opening
The VG2831UN is specifically designed as a mixing valve (two inlets
always verify your system’s peak pressure before installation
Fireye 19UVPS-2120 Power Supply 321894-709 This board is a genuineThe Fireye 19UVPS 2120 is a high performance 120VAC power supply specifically engineered to interface with 45UV5 self checking scanners and Flame Monitor or D Series flame safeguard controls. This unit provides the necessary high voltage excitation to drive UV tube sensors while managing signal conditioning for consistent flame detection in industrial burner applications. Built for rack mount or subbase installation, the 19UVPS 2120 ensures stable UV