The 14D89 is rated for 208/230V

Check for carbon buildup on the electrode tip or a loose connection at the ceramic insulator before replacing the unit

The NBR (Buna-N) seals in this kit are rated for a maximum temperature of 180°F

verifying the run capacitor (typically 5 MFD at 370 VAC) is essential to prevent premature winding failure

Durable brass construction engineered for compatibility with R-22 systems and common mineral oils

Reznor 195077 Outlet Collar 30067439-890 The 14D89 is rated forThe Reznor 195077 is a precision engineered 4" outlet collar designed for seamless integration with Reznor unit heaters. As a genuine OEM Reznor replacement part, this 4 inch diameter collar serves as the critical transition point between the heaters air outlet and the facility's ductwork. It is specifically manufactured to facilitate a secure, airtight seal, which is essential for maintaining proper HVAC airflow and maximizing system energy