520814 Suburban MOD BOARD 3-YEAR WARRANTY

OEM Ignition/Control Module for Suburban Furnaces — Extended‑Warranty Version

The 520814 is Suburban’s OEM extended‑warranty module board, providing full ignition and safety‑sequence control for compatible Suburban furnaces. This version includes a 3‑year warranty, making it the upgraded, long‑life replacement option compared to standard boards.

The 520814 Suburban module board controls the furnace’s entire ignition and safety cycle, including:

• Spark ignition

• Gas‑valve timing

• Flame‑sense monitoring

• Blower sequencing

• Lockout and safety shutdowns

This board is the premium extended‑warranty version, ideal for technicians wanting a longer‑life replacement or for customers who want added reliability.

It installs using the standard Suburban wiring harness and mounting pattern.

📐 Key Features

• OEM Suburban ignition/control module

• 3‑year warranty extended‑life version

• Controls ignition, flame sensing, blower timing, and safety circuits

• Direct replacement for compatible Suburban furnace boards

• Durable PCB designed for high‑heat furnace compartments

• Plug‑compatible with factory harness