Beckett 7135U Cad Cell Flame Detector – 54" Leads

Maintain safe and reliable burner operation with the Beckett 7135U Cad Cell Flame Detector. Designed with extended 54" leads, this sensor is ideal for applications where additional reach is needed without splicing wires.

This cad cell monitors the presence of flame and signals the primary control to shut down the burner in the event of flame failure—protecting your system from unsafe conditions.

Features:

• 54" wire leads for extended reach
• Cadmium sulfide sensing element for fast, accurate response
• Hermetically sealed (glass-to-metal) to resist moisture, soot, and oil fumes
• Plug-in design for quick and easy replacement
• Recessed cell improves flame detection and reduces dirt buildup
• Mounting brackets available for various applications

Fits:

• Beckett burner systems
• Compatible with primary controls using cad cell flame sensors

What it does:
The cad cell detects light from the burner flame. If the flame goes out, it signals the control to shut down the burner—preventing unburned fuel from accumulating.

Why it matters:
A faulty flame sensor can cause:

• Burner lockouts
• Intermittent operation
• Failure to stay running
• Unsafe burner conditions

Replacing it ensures proper flame detection and safe system operation.

A simple, critical component for burner safety and reliability.

Not sure if this is the right cad cell for your setup? Reach out—we’ll help you match it up.