Dometic | Small Furnace | DFSDH20111 | 9610008177 | 20,000 BTU
The Dometic DFSDH20111 Small Furnace delivers 20,000 BTUs of dependable heating performance designed specifically for compact RV spaces. This LP gas furnace features upgraded ignition technology and smoother startups for quieter, more consistent operation. Engineered for stronger airflow and long-term efficiency, it’s an ideal replacement for many small RV furnace applications.
- 20,000 BTU small-format RV furnace for reliable cold-weather heating
- Automotive-grade Hall Effect Sensor provides precise, low-maintenance ignition performance
- Integrated Soft Start system minimizes startup noise and reduces breaker overloads
- Improved airflow delivers approximately 18–22% more circulation in ducted RV setups
- One-piece tubular heat exchanger supports long-lasting, efficient heat transfer
- Compatible access door and thermostat available separately for custom installations
- Furnace Dimensions: 12"W x 7"H x 20"D
- Power Source: Propane
- BTU Rating: 20,000
- Electrical Requirements: 12 Volt DC
- Amp Draw: 4.8
Need help confirming fitment?
Our team at United RV Parts is here to help you find the right replacement or parts for your RV Furnace.
Text or call 817-984-1852 with the make and model number of your existing RV Furnace and we’ll make sure you get exactly what you need the 1st time.
Descripción general del producto
The Dometic DFSDH20111 Small Furnace is built to deliver powerful and reliable heating in RVs that need compact performance without sacrificing comfort. Producing 20,000 BTUs of heat, this LP gas furnace features advanced internal upgrades—including an automotive-grade Hall Effect Sensor—to ensure consistent ignition and improved reliability over older furnace designs. With its built-in Soft Start, the unit kicks on smoothly and quietly, helping reduce nuisance breaker trips and minimizing noise during startup.
Engineered with airflow efficiency in mind, the DFSDH20111 provides approximately 18–22% more air movement in ducted applications compared to leading competing models. This increased circulation helps distribute heat more evenly throughout your RV, creating a more comfortable interior on cold days. Its durable one-piece tubular heat exchanger is designed for long-term performance, offering dependable operation season after season. Ideal for small RVs or replacement installations, this furnace is an excellent choice for owners wanting modern technology in a compact design. Access door and thermostat are sold separately.
Instrucciones adicionales:
Instructions for a complete replacement:
1. Select your preferred door
2. Select your preferred thermostat
Dometic Furnace Accessories - Small Furnace

