Dometic Medium 35K Furnace Essential - DFMDH35121 (20 Pack Bulk Pack - OEM ONLY)
Maximize comfort and dependability in cool weather. Now enhanced with an automotive-grade Hall Effect Sensor and built-in Soft Start, the DFMDH35121 Medium 35,000 BTU Furnace Essential delivers more reliable ignition and quieter startups. With 18–22% more airflow than the leading competitor, it distributes heat more evenly throughout the RV—thanks to its advanced air baffle system and one-piece tubular heat exchanger designed for long-lasting, efficient performance. Access Door and Thermostat sold separately.
- Precision Engineering
- Smoother Startups
- More Airflow
- Durable Heat Exchanger
- Flexible Fit
Heating Capacity: 35,000 BTU
Patent-pending Hall Effect Sensor eliminates moving parts for greater durability
One-piece, seamless tubular heat exchanger delivers efficient heat transfer and airflow distribution
18-22% more airflow, compared to the leading competitor’s furnace, in ducted applications
On-board Soft Start reduces in-rush current up to 80%
Precision engineering with no moving parts improves long-term reliability
Horizontal or vertical configuration for flexible installation
Low-profile, compact design: 7" x 16.5" x 20" (H x W x D)
12 V DC powered unit
Doored Furnace
SKU number
9610007793
Model
DFM
Model on label
DFMDH35121
Scope of delivery
Bulk Pack of 20 on pallet
Product Description
Doorless Furnace, 35,000 BTU, Uses LP Gas, 12 DC Voltage (20 Pack Bulk Pack - OEM ONLY)
Dimensions product depth, ["]
20
Dimensions product height, ["]
7
Dimensions product width, ["]
16.5
Net weight, [lbs]
33.5
Voltage Type
DC
Input voltage (DC), [V]
12
Rated input current (DC), [A]
11.1
Fuel type
Liquid gas LPG
Heating Capacity, [Btu/h]
35000
Certificates
CSA
Door Style
LD (Less Door), Rear Gas Manifold
Furnace Size
Medium
EAN-13
7315091545112
Dimensions parcel depth, ["]
21
Dimensions parcel height, ["]
9 1/2
Dimensions parcel width, ["]
16 1/4
Parcel weight, [lbs]
33.64
Dometic DFSAD12, DFSD12, DFSD16, DFSD20, DFMD16, DFMD20, DFMD25, DFMD30, DFMD35, DFLD35, DFLD40, DFLA35, DFLA40 - Installation Instructions AMER(en)
Installation Manual
DownloadDometic DFSAD12, DFSD12, DFSD16, DFSD20, DFMD16,DFMD20, DFMD25, DFMD30, DFMD35, DFLD35,DFLD40, DFLA35, DFLA40 - Operating Manual AMER/APAC(en-fr)
Operating Manual
DownloadDometic DFSAD12 DFSD12 DFSD16 DFSD20 DFMD16 DFMD20 DFMD25 DFMD30 DFMD35 DFLD35 DFLD40 DFLA35 DFLA40 - Operating Manual AMER(en)
Operating Manual
DownloadProduct Highlights
Precision Engineering
Patent-pending Hall Effect Sensor for cleaner, debris-resistant ignition.
Smoother Startups
On-Board Soft Start reduces in rush current by 80% and jarring start up noise.
More Airflow
18–22% more airflow ensures even heat throughout.
Durable Heat Exchanger
One-piece tubular design delivers efficient heat transfer and airflow distribution.
Flexible Fit
Horizontal or vertical install with door or doorless options.