KingRVer HF35-E 35,000 BTU
The cheapest 35,000 BTU furnace per BTU for a 28 to 38 ft trailer, on trust in a new brand.
Amazon $599.97$599.97
The KingRVer HF35-E 35,000 BTU and the Suburban SF-42VHQ (2592A) are evenly matched, rated 3.5 and 3.5. The KingRVer HF35-E 35,000 BTU leads on value. The KingRVer HF35-E 35,000 BTU costs $538.79 less ($599.97 vs $1,138.76).
Prices were last checked November 4, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Suburban SF-42VHQ (2592A)
For big fifth wheels and motorhomes that need a single large furnace.
Amazon $1,138.76$1,138.76
Which should you buy?
- Choose the KingRVer HF35-E 35,000 BTU for value ($17.14 per 1,000 BTU ($599.97, 35,000 BTU) vs $28.47 per 1,000 BTU ($1,138.76, 40,000 BTU)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 35,000 BTU and up RV furnace; a clear win is highlighted. How we rank explains each one.
| Factor weight | KingRVer HF35-E 35,000 BTU | Suburban SF-42VHQ (2592A) |
|---|---|---|
| Overall rating | 3.5/5 | 3.5/5 |
| Value 40% | 100 $17.14 per 1,000 BTU ($599.97, 35,000 BTU) | 64 $28.47 per 1,000 BTU ($1,138.76, 40,000 BTU) |
| Power draw 35% | 50 12 V amp draw not published (neutral score used) | 54 9 A running, 0.2 A per 1,000 BTU |
| Warranty 25% | 0 warranty not published, scored as none | 50 2-year warranty |
Specifications
| KingRVer HF35-E 35,000 BTU | Suburban SF-42VHQ (2592A) | |
|---|---|---|
| Heat and power | ||
| Input capacity | 35,000 BTU | 40,000 BTU |
| 12 V amp draw | - | 9 A |
| Airflow | 320 CFM | - |
| Discharge | - | Ducted |
| Fit | ||
| Height | 8 in | 7.5 in |
| Weight | - | 35.6 lb |
| Warranty | ||
| Warranty | - | 2 years |