525033 Suburban OEM Furnace Igniter Electrode (2‑Prong)

Compatible with select Suburban RV furnace models NT-12/16/20S NT-16SE Above Serial number 000303844, NT 16/20SQ/SEQ, 

The Suburban 525033 Igniter Electrode (OEM replacement for 231931) is a two‑prong furnace ignition electrode used in Suburban RV furnaces. This electrode generates the spark needed to ignite the burner assembly, ensuring reliable furnace startup and consistent heating performance. Its OEM‑spec design provides proper arc positioning, stable ignition, and dependable operation in RV heating environments.

The electrode features a durable ceramic insulator, dual‑prong configuration, and standard mounting bracket for quick installation. It is engineered to restore proper ignition performance when the original electrode becomes worn, cracked, or carbon‑fouled.

Key Features

• OEM Suburban furnace igniter electrode

• Two‑prong spark design for reliable ignition

• Direct replacement for 231931

• Ceramic insulator for heat resistance

• Restores proper burner ignition performance

• Standard mounting bracket for easy installation

• Compatible with select Suburban RV furnace models NT-12/16/20S NT-16SE Above Serial number 000303844, NT 16/20SQ/SEQ, 

Common Applications

• Suburban RV furnace ignition systems

• Burner ignition restoration

• Routine furnace maintenance and troubleshooting

Suburban electrode for NT 16SE furnaces above Serial No. 000303844. Also known as part # 0448 1229. Mounting plate measures 2" x 7/8".

replaces SB231931,