Dometic™ 35524 RV Furnace – Model DFMD30111 – 30,000 BTU – LP Gas – 12V DC

DFM Series | Single Stage | Side or Bottom Ducted | Medium Size | 2-Year Warranty

Part Number: 35524
Model: DFMD30111
Series: DFM (Medium Series)
Fuel Type: LP Gas (Propane)
BTU Output: 30,000 BTU
Heating Stage: Single Stage
Voltage: 12 Volt DC
Ducting: Side or Bottom Discharge
Access Door Required (Sold Separately)
Thermostat Required (Sold Separately)

Product Overview

The Dometic™ DFMD30111 (Part #35524) is a dependable 30,000 BTU single-stage LP gas RV furnace designed for mid-size travel trailers, fifth wheels, and motorhomes requiring efficient and flexible heating.

Built on the reliable DFM Series medium chassis, this model operates on 12 Volt DC power and supports side or bottom ducting, providing adaptable installation options.

This furnace requires the separate purchase of an exterior access door for proper installation and venting.

⚠ Always measure your existing furnace cut-out before ordering to ensure proper fit.

Required Exterior Access Door Options

This model requires one of the following access doors (sold separately):

• 33056 – Black Exterior Access Door
• 33057 – White Exterior Access Door

Select the door color that best matches your RV exterior.

Key Features

• 30,000 BTU heating capacity
• Single-stage operation
• LP gas (propane) system
• 12 Volt DC electrical operation
• Side or bottom duct configuration
• Medium-size furnace footprint
• Exterior access door required (sold separately)
• Wall thermostat required (sold separately)
• 2-Year Limited Manufacturer Warranty

Specifications

• Part Number: 35524
• Model: DFMD30111
• Series: DFM
• BTU Rating: 30,000 BTU
• Fuel Type: LP Gas
• Heating Stage: Single Stage
• Voltage: 12 Volt DC
• Ducting Configuration: Side or Bottom
• Width: 16-1/2 inches
• Height: 7-3/8 inches
• Depth: 20 inches
• Access Door Included: No
• Thermostat Included: No
• Warranty: 2-Year Limited Manufacturer Warranty

Installation Notes

• Designed for side or bottom duct systems
• Requires compatible exterior access door (33056 or 33057)
• Compatible wall thermostat required
• Verify propane connection placement and electrical wiring
• Measure existing cut-out dimensions before ordering

Ideal Applications

The DFMD30111 is ideal for:

• Mid-size travel trailers
• Fifth wheels
• Class C motorhomes
• Toy haulers
• RV upgrades from older Atwood DFMD30 models

Frequently Asked Questions (FAQ)

Q: Is this a two-stage furnace?
A: No. This is a single-stage 30,000 BTU furnace.

Q: Does it include the exterior door?
A: No. You must purchase either 33056 (black) or 33057 (white) separately.

Q: What voltage does this operate on?
A: 12 Volt DC.

Q: Can it be ducted from the side or bottom?
A: Yes. This unit supports both side and bottom duct configurations.

Q: What warranty is included?
A: This furnace includes a 2-year limited manufacturer warranty.