Description
420 lbs (120 Gallon) ASME Small Propane Tank
The right tank for the right space. This 420 lb ASME small propane tank delivers 120 gallons of certified permanent storage in a compact vertical cylinder that maximizes capacity while minimizing its physical presence on your property. It’s the choice for installations where both code compliance and space efficiency matter.
Product Specifications
- 420 lb (120 gallon) water capacity — approximately 96 gallons usable propane
- ASME certified for permanent above ground installation
- Compact vertical cylinder — minimal ground footprint
- Steel construction with protective exterior coating
- Factory-installed OPD valve, gauge, and pressure relief device
- Standard propane connections for residential and commercial piping
Compact Doesn’t Mean Compromise
At 120 gallons, this ASME small propane tank provides enough capacity to be the sole fuel source for a small home, cabin, or cottage. For larger properties, it excels as a dedicated supply for individual appliances — a whole-house generator, pool heater, commercial kitchen line, or outdoor living area. Its compact footprint means it installs where full-size horizontal tanks simply can’t fit.
Permanent Installation Value
ASME certification on this tank means it’s designed specifically for permanent stationary service — the kind of long-term, hard-piped installation that residential and commercial codes require. Without the added cost of DOT transport certification, the ASME version saves you money upfront. At $1,100, it’s a smart investment for any property where the tank will remain in place.
Compared to the DOT Version
We offer this same 120 gallon tank with DOT certification for portable use. The ASME version costs $300 less because it’s built for stationary service only. If portability isn’t in your plans, the ASME route saves real money while delivering identical capacity and build quality.
Order from Propane Tank Traders
This 420 lb ASME small propane tank ships for $350 flat rate delivery anywhere in the lower 48. Propane Tank Traders provides certified propane tanks for sale at prices that make ownership easy. Shop today and find the right tank for your space.





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