A budget 30,000 BTU complete furnace for a 24 to 33 ft trailer.
Amazon $649.99The KingRVer HF30-E 30,000 BTU is the better RV furnace overall, rated 3.3 to 3.2. The KingRVer HF25-E 25,000 BTU costs $50 less ($599.99 vs $649.99).
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.
A budget 25,000 BTU complete furnace for a 20 to 28 ft trailer.
Amazon $599.99Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every 25,000 to 30,000 BTU RV furnace; a clear win is highlighted. How we rank explains each one.
| Factor weight | KingRVer HF30-E 30,000 BTU | KingRVer HF25-E 25,000 BTU |
|---|---|---|
| Overall rating | 3.3/5 | 3.2/5 |
| Value 40% | 86 $21.67 per 1,000 BTU ($649.99, 30,000 BTU) | 78 $24 per 1,000 BTU ($599.99, 25,000 BTU) |
| Power draw 35% | 50 12 V amp draw not published (neutral score used) | 50 12 V amp draw not published (neutral score used) |
| Warranty 25% | 0 warranty not published, scored as none | 0 warranty not published, scored as none |
Specifications
| KingRVer HF30-E 30,000 BTU | KingRVer HF25-E 25,000 BTU | |
|---|---|---|
| Heat and power | ||
| Input capacity | 30,000 BTU | 25,000 BTU |
| Airflow | 260 CFM | 240 CFM |
| Fit | ||
| Height | 8 in | 8 in |
