Suburban NT-20SQ 19K BTU Ducted RV Furnace | Q Series | Quiet

Heat your RV quietly with the Suburban NT-20SQ 19,000 BTU Ducted Furnace (Reference 2450A). The "Q" in NT-20SQ stands for QUIET — Suburban's Q Series is redesigned to deliver the same warmth at a substantially lower sound level. Why "talk over" the furnace when you don't have to?

Q Series — Significantly Quieter Operation

Suburban's Q Series furnaces are engineered specifically for quieter operation:

• Redesigned blower delivers more CFM per revolution
• Lower motor RPM to move the same air volume
• Substantially lower sound level during operation
• No more talking over the furnace

Meaningful upgrade for full-timers, families, or anyone tired of loud furnace noise during heating cycles.

19,000 BTU Ducted Heating

• BTU Input: 19,000 BTU/hr
• Ducted configuration
• LP propane fuel
• Energy-saving electronic ignition

Includes Vent Assembly

Ships with vent assembly for direct installation.

Dimensions

9-3/8" W × 9-1/2" H × 22-1/2" D

⚠️ Professional Installation Required

RV furnace installation involves working with propane gas, 12V DC electrical, ducting, and structural mounting. Installation should be performed by a qualified RV service technician. Always leak-test gas connections after installation.

2-Year Suburban Manufacturer Warranty

Pairs with Suburban NT Series Repair Parts

If you're servicing your NT Series furnace, consider this related part in our catalog:

• Suburban 260573 Discharge Outflow Vent for NT-16/NT-20 Series

Genuine Suburban OEM

Key Features

• Genuine Suburban NT-20SQ 19,000 BTU ducted RV furnace
• Q Series — significantly quieter operation
• Ducted discharge
• LP propane fuel
• Energy-saving electronic ignition
• Includes vent assembly
• Dimensions: 9-3/8" W × 9-1/2" H × 22-1/2" D
• Backed by 2-year Suburban manufacturer warranty

Specifications

• Brand: Suburban
• Model: NT-20SQ
• Cross-Reference: 2450A
• Type: Ducted RV Furnace (Q Series — Quiet)
• Heating Input: 19,000 BTU/hr
• Fuel: LP (Propane)
• Ignition Type: Energy-Saving Electronic Ignition
• Discharge Type: Ducted
• Dimensions: 9-3/8" W × 9-1/2" H × 22-1/2" D
• Includes: Furnace, vent assembly
• Warranty: 2-year Suburban manufacturer warranty