Description
The Rinnai 1001F-104-2X02 is an OEM replacement flame rod engineered specifically for Rinnai 1001FA-FA, 1001VA, and 1004FA series tankless water heaters. As a direct factory replacement component, it restores accurate flame detection and ensures safe, reliable burner operation — keeping your Rinnai unit performing at peak efficiency.
Product Overview
The flame rod is a critical safety and combustion-sensing component in Rinnai tankless water heater systems. It detects the presence of a burner flame through flame rectification, signaling the control board that combustion is active. A worn or failed flame rod can cause nuisance lockouts, ignition failures, or unsafe operating conditions. Replacing it with the genuine Rinnai OEM part ensures proper fit, function, and longevity.
Key Features
- Genuine Rinnai OEM replacement part — guaranteed fit and compatibility
- Designed for Rinnai 1001FA-FA, 1001VA, and 1004FA series tankless water heaters
- Restores accurate flame rectification sensing for safe burner operation
- Helps eliminate nuisance lockouts caused by a degraded or failed flame rod
- Direct drop-in replacement — no modifications required
- Supports reliable ignition control and system safety
Compatible Models
- Rinnai 1001FA-FA
- Rinnai 1001VA
- Rinnai 1004FA
Specifications
- Part Number: 1001F-104-2X02
- Brand: Rinnai
- Component Type: Flame Rod (Flame Sensor)
- Application: Tankless Water Heater







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