ESP Probe Replacement for P61A P68 PC45 PF100 XXV Pellet Stove Black Wire 3-20-00744 PH-ESPB Harman

Replacement ESP thermister probe (ESP Probe) with black wires for compatible pellet stove control boards. Exhaust sensing probe. Note: This part is NOT interchangeable with the red wire thermister probe. Please verify whether your control board uses the black-wire ESP probe.

• Compatible with Harman pellet stove models including Accentra Cast FS (Pre Serial # 00840167), Accentra Insert (Pre Serial # 008241201), Advance (Pre Serial # 008360001), Invincible Insert, Invincible RSP38 Pellet Pro Plus (P38 +), P61 (Pre Serial # 008085055), P61A (Pre Serial # 008085803), P68 (Pre Serial # 008280309), PC45 (Pre Serial # 008055031), PF100 (Black Wires), XXV (Pre Serial # 008206292), and BA100 (Black Wires).
• Replaces Part Number 3-20-00744 (PH-ESPB). Black Wire ESP Probe.
• Aftermarket replacement ESP thermister probe for exhaust sensing; black wire version for matching control board inputs.
• Disconnect power before installing. Confirm your control board wiring uses the black-wire ESP probe (not the red-wire thermister probe) before replacement.
• Includes 1x ESP Probe (black wire) replacement, part number 3-20-00744, PH-ESPB.