DIRECT SPARK IGNITION CONTROL for Carrier Part# HM66SERIES308

Existing reviews

Helpful Product Insight

Used this replacement after the buttons were no longer reacting correctly. Connector alignment matched better than expected. Cooling performance seems stable again.

From: Guest | Date: 10/5/2025 9:36 AM

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Repair Note

After dealing with a situation where the buttons were no longer reacting correctly, we installed this replacement part. Unit completed a full cycle without issues. Worth verifying model number before ordering though.

From: Bob | Date: 2/24/2026 8:36 AM

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