Bonaire Flame Sensor – Suits MB3 & MB4 Units (5441603SP)

Bonaire Flame Sensor – Suits MB3 & MB4 Units (5441603SP)

This Bonaire flame sensor is used in MB3 and MB4 gas ducted heaters to detect burner flame presence and ensure safe ignition control. It provides reliable flame verification to prevent raw‑gas release and supports stable heater operation. Supplied under Bonaire part number 5441603SP.

Features:

• Bonaire flame sensor
• Suits MB3 & MB4 units
• Provides reliable flame detection for safe burner operation
• Cross‑reference: Bonaire PN 5441603SP

Suits Models:

Bonaire MB3, MB4