Suburban Furnace Core – 2609A, 35,000 BTU, Replacement for SF-35Q / SF-42Q

The NEW Suburban SF-Q Series Furnace Core (Model RP-35Q) is a direct replacement for Suburban SF-35, SF-35Q, SF-42, and SF-42Q furnaces, delivering 35,000 BTU of dependable heating. With its low-profile design and sealed forced-draft combustion system, this furnace core ensures efficient heat distribution while maintaining quiet performance inside your RV.

Engineered with direct spark electronic ignition for reliable startups, it provides superior heating power in a compact, easy-to-install cabinet size, making it an excellent replacement solution.

Important: Always confirm compatibility before purchase.

Key Specifications

• BTU Level: 35,000 BTU

• Model: RP-35Q

• Compatibility: Suburban SF-35 / SF-35Q / SF-42 / SF-42Q Series Furnaces

• Ignition Type: Electronic (Direct Spark)

• Voltage: 12 Volt DC

• Dimensions: 7-1/2" H x 12" W x 20" D

• Installation Type: Permanent Mount, ducted system

Features & Benefits

• Efficient Low-Profile Design – Compact build for space-saving installation

• 35,000 BTU Heating Power – Reliable warmth even in colder climates

• Sealed Forced-Draft Combustion – Improves performance and safety

• Direct Spark Electronic Ignition – Provides dependable startup every time

• Quiet Operation – Maintains comfort without excessive noise

• Easy Replacement Fit – Sized for direct swap with original Suburban models

Warranty

• Limited 2-Year Manufacturer Warranty

• Manufacturer Part #: 2609A

• Brand: Suburban