Resideo by Honeywell Q3451B1004/B Natural Gas Pilot Burner Assembly with BCR-18 Orifice

The Resideo Q3451B1004/B is an intermittent pilot burner assembly designed to provide pilot flame ignition and sensing for intermittent ignition systems in natural gas heating appliances. This complete assembly consists of a pilot burner with a single rod combination spark igniter/flame sensor, orifice assembly, and compression fitting.

Key Features:

• Left-hand hood configuration with BCR-18 (0.018 inch) orange-coded natural gas orifice
• Single-rod pilot burner/igniter sensor with integral cable and bent rod that sparks to hood
• Three-position adjustable hood to provide desired flame pattern
• Includes 36-inch ignition wire lead
• B-style mounting bracket for secure installation
• 1/4-inch compression fitting included as shipped
• UL Listed for safe operation

This pilot assembly is designed for use with intermittent pilot ignition control systems and features a combination electrode that provides both spark ignition and flame sensing capabilities. Compatible with S8600 Series ignition controls. Cross-references to OEM part number 412-075-000, commonly used in boilers and warm air furnaces. Professional installation by a qualified HVAC technician is required for proper operation and safety.

Note: This product was discontinued by the manufacturer on January 13, 2024. Replacement options may be available through the manufacturer.