Direct OEM Replacement: Replaces 818707-005K and 816707-001 ensuring identical specifications and performance

Is the P66BAB-1 compatible with all motor types

tool-free installation on valve armatures

When troubleshooting interlocking circuits or multi-stage systems

replacing them with a precision-pitched OEM blade typically eliminates mechanical resonance

Lennox 83L88 Rollout Switch 320788-704 Direct OEM Replacement: Replaces 818707-005KWhen high limit safety is the priority, the Lennox 83L88 Rollout Switch serves as a critical 200F defensive component for the burner assembly. This manual reset rollout switch is engineered with a Single Pole Single Throw (SPST) configuration, designed to break the electrical circuit and initiate a safety shutdown if it detects flame rollout or excessive heat near the combustion chamber. As an authentic OEM Lennox replacement part, this 200 degree