Description
Lochinvar & A.O. Smith Spark Electrode Harness Kit — SKU 100208620
Keep your Lochinvar or A.O. Smith water heater or boiler firing reliably with this OEM Spark Electrode Harness Kit (SKU 100208620). Designed as a direct factory replacement, this kit ensures a precise fit and dependable ignition performance, minimizing downtime and eliminating the guesswork of aftermarket alternatives.
Product Overview
The spark electrode harness is a critical component in the ignition system of Lochinvar and A.O. Smith heating equipment. It delivers the high-voltage signal from the ignition module to the spark electrode, initiating combustion in the burner assembly. Over time, harness wiring can degrade due to heat exposure, vibration, or moisture — making timely replacement essential for safe and efficient operation.
Key Features
- OEM replacement part — engineered to exact factory specifications
- Direct fit for compatible Lochinvar and A.O. Smith water heaters and boilers
- Ensures reliable spark delivery to the ignition electrode
- Durable construction designed to withstand high-heat combustion environments
- Helps restore proper ignition function and prevent nuisance lockouts
- Simplifies service calls with a ready-to-install harness assembly
Application
This spark electrode harness kit is intended for use in Lochinvar and A.O. Smith residential and commercial water heating and boiler systems. Always verify compatibility with your specific model number before installation.
Why Choose OEM Parts?
OEM components from Lochinvar and A.O. Smith are manufactured to meet the same quality and safety standards as the original equipment. Using genuine replacement parts helps maintain equipment warranty compliance, ensures proper system operation, and supports long-term reliability.
Installation Note
Installation should be performed by a qualified HVAC or plumbing technician in accordance with local codes and the manufacturer’s service documentation.







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