Upgraded 520820 521099 OEM Suburban 12V DC RV Furnace Lgnition Circuit Board Compatible with Suburban SF20/25/30/35/42，NT12/16/20/24/25/30/34/42 Series Furnaces，Replace 520741，520871，Fan 50 Plus Pins

Price: $3.99
(as of Nov 28, 2025 09:08:16 UTC – Details)

From the brand

BruyanXuan

Unleash the adventure with BruyanXuan: Your ultimate RV parts solution

Our brand story begins with a deep passion for outdoor adventures and the desire to enhance the overall experience of recreational vehicle enthusiasts. Recognising the need for durable and innovative parts that can withstand various terrains and weather conditions, we set out to create a brand that would exceed expectations.

RV Electrical OEM Replacement

Are our goods of the highest quality

We are constantly absorbing new technologies and improving our products.Whether you are embarking on a cross-country adventure or enjoying a weekend getaway, BruyanXuan is here to provide you with the best recreational vehicle parts to enhance your journey.

Why do we love what we do?

Working with recreational vehicle parts allows we to be a part of an industry that promotes leisure and adventure. I find satisfaction in contributing to the creation of products that enhance people’s experience while enjoying their recreational vehicles.

Compatible with SF20/25/30/35/42，SF20F/25F/30F/35F/42F USE 520832 WIRE KIT/NT24/30/34SP，NT40 USE 520839 WIRE KIT NT12/16/20S，NT12/16/20SE USE 520840 WIRE KIT/DD17DSI WITH DATE CODES BELOW 9124 USE 520612/DD17DSIWITH DATE CODES ABOVE 9124 USE 520741
Upgraded 520820 RV Furnace Lgnition Module Circuit Complies with OEM standards，The circuit board is made of high-quality materials The electronic waterproof coating has corrosion resistance and waterproof properties, manufactured by an ISO-certified manufacturer, has passed the quality inspection of UL, CE and RoHS，This is the perfect choice for replacing the Furnaces circuit board
When your Furnaces DC Lgnition Circuit Board cannot work properly, some circuits cannot work properly, circuit boards are burned out or corroded by chemicals, it is your irreplaceable choice，Save a lot of labor and costs，Cost-effective solution
Easy and convenient installation，Replace the original wires from the old circuit board，No need for professionals，taking just minutes to perform routine maintenance