Flame King 300
000 BTU Horizontal Mounted 2-Stage Propane LP Regulator with POL for RVs, Vans, Trailers, Campers, 100LB…
Price as of 2026-06-20. Check Amazon for the current price.
Quick Decision
Price Intelligence
- Budget:$8–$17
- Mid-range:$17–$40← You are here
- Premium:$40+
Is This Right For You?
- •Those who want a top-rated option — in the top 18% of gas supply by rating
- •Flame King loyalists — the brand spans 32 products in our database
- •You prefer well-established products — only 54 reviews, so the rating may still shift
- •Camco Lid Replacement Cap Kit Tank Cover offers a better rating (4.8/5) at a similar or lower price ($23)
- •SHINESTAR Upgrated Propane Tank Gauge Level Indicator — 52% cheaper at $13 (Score A+)
- •Camco Lid Replacement Cap Kit Tank Cover — higher rated at 4.8/5 ($23)
📊 Based on data analysis of 165 products in this category.
Mubboo Score: B-
How we calculate the Mubboo Score
Quality (45%): customer rating, normalized to a 10-point scale
Popularity (35%): review volume vs the category leader, log-scaled
Value (20%): price position vs other gas supply
Computed from live Amazon rating, review count, and price across 165 gas supply available to US consumers · last refreshed 2026-06-20.
How It Compares
This Product Flame King 300 | Most Popular Flame King KT18ACR-2 2-Stage Auto Changeover LP Propane Gas | Best Rated Camco Lid Replacement Cap Kit Tank Cover | Best Value SHINESTAR Upgrated Propane Tank Gauge Level Indicator | |
|---|---|---|---|---|
| Price | $27.13 | $59.23 | $23.16 | $12.99 |
| Rating | 4.6/5 | 4.4/5 | 4.8/5 | 4.4/5 |
| Reviews | 54 | 8,298 | 2,944 | 8,196 |
| Mubboo Score | B- | B+ | A | A+ |
What People Say
Synthesized from 40 reviews · 100% verified purchases.
Always check for leaks with soapy water after installation, especially on hose connections. For regulators, open tank valves slowly to avoid false empty indicators, and consider keeping spare pigtails as they may crack.
- Easy Installation
- Reliable Performance in All Conditions
- Clear Fuel Level Indication
- Good Value
- Automatic Tank Switchover
- Leaking Hoses and Connection Failures
- Build Quality and Durability Issues
- Confusing Changeover Indicator
- Missing Accessories
Related Video Reviews
- 📹 Induction vs. Gas 2026: Don’t Decide Until You Watch This — Yale Appliance
- 📹 Best Gas Ranges of 2026 - The Only 5 You Should Consider Today — Consumer Picks
- 📹 ✅😍Top 5 Best Gas Ranges [ 2026 Buyer's Guide ] — Zaineey's
About Flame King
- 32 products in our database
- Average rating: 4.5/5 across all products
- Price range: $15.38 – $1250.91
- Categories: Camping Stoves, Fire Pits, gas-supply
If not the 300, consider these
Bottom Line
Flame King 300 earns Mubboo Score B-. Priced at $27 — a mid-range option, below the category average of $42. Rated 4.6/5 from 54+ reviews. Strong buy if: those who want a top-rated option, flame king loyalists. Skip if: you prefer well-established products — Flame King KT18ACR-2 2-Stage Auto Changeover LP Propane Gas (Score B+, $59) may fit better.
Frequently Asked Questions
Is the Flame King 300 worth buying in 2026?
It earns a Mubboo Score of B-, with a 4.6/5 rating from 54 reviews — better than 82% of gas supply we track.
How much does the Flame King 300 cost?
It is currently $27.13 — mid-tier pricing for gas supply.
How does the 300 compare to other gas supply?
The category's most-reviewed alternative is the Flame King KT18ACR-2 2-Stage Auto Changeover LP Propane Gas (4.4/5, 8,298 reviews, $59.23). The 300 carries a Mubboo Score of B- vs B+.
Sources & References
Products available through US retailers. Prices in USD. Sales tax varies by state and is not included.
Mubboo may earn a commission on purchases made through affiliate links. This does not affect our Mubboo Score, product rankings, or editorial judgments. Prices are accurate as of the last sync (2026-06-20) and may change.