R0387000 | Jandy Flame Sensor Rod for LX and LT Low NOx Heaters

OEM Jandy Flame Sensor Rod R0387000 is a vital safety component designed for use in Jandy LX and LT Low NOx gas pool and spa heaters manufactured between 2003 and 2007. This sensor detects flame presence during ignition, signaling the control board to maintain burner operation only when a flame is verified. It ensures safe combustion by helping to prevent gas buildup or improper ignition. Built to Jandy’s original specifications, the R0387000 is a direct OEM replacement and installs easily. Replacing this sensor as part of routine maintenance helps ensure safe, consistent heater performance.

Highlights

• Detects Flame for Safe Operation: Verifies flame presence to allow safe burner operation during heating cycles

• Fits 2003–2007 LX and LT Heaters: Designed specifically for Jandy Low NOx models manufactured in this date range

• Prevents Ignition Hazards: Helps avoid potential safety issues by disabling the heater if no flame is present

• OEM-Grade Accuracy: Built to factory standards for precise detection and seamless compatibility

• Quick and Easy Replacement: Designed for fast installation to restore safe heater function with minimal downtime

Includes

• (1) Flame Sensor Rod 
• (1) Screws

Compatibility

• Jandy LX Low NOx Heater Models: LX250 and LX400
• Jandy LT Low NOx Heater Models: LT250 and LT400

Additional Info

R0387000 Flame Sensor – For Jandy LX and LT Low NOx Heaters (2003–2007)

R0387000 flame rod for Jandy LX250, LX400, LT250, and LT400 models

heater not detecting flame? Replace sensor with part R0387000

OEM Jandy flame sensor R0387000 for Low NOx gas heater systems

part R0387000 ensures safe operation by verifying flame presence

includes screw and flame rod for easy install into Jandy burner

Jandy Heater Flame Detector R0387000 – Safe Ignition Monitoring

R0387000 used to monitor burner flame in Jandy Low NOx units

sensor rod R0387000 helps prevent gas buildup and misfires

part R0387000 fits heaters built between 2003 and 2007

flame sense rod R0387000 maintains heating cycle accuracy

trusted Jandy replacement part for LX and LT flame detection

Pool Heater Flame Sensor R0387000 – For LX/LT 250K–400K BTU Models

R0387000 confirms flame during heater ignition and operation

restore safe ignition to Jandy LT400 with sensor R0387000

fix flame detection lockout with Jandy part R0387000

burner won’t stay lit? Try replacing flame rod with R0387000

compatible with Low NOx Jandy LX and LT series heaters

Diagram