Description
Product Overview
The Flame King YSN401 40LB propane tank is a high-quality, safety-focused storage solution designed for residential and recreational use. Constructed from welded steel and powder-coated for rust resistance, this tank is built to last. It includes an overfill prevention device (OPD) as required by law in most states, ensuring safe filling and transport. With dimensions of 12 x 30 x 12 inches and a weight of 31.9 pounds, it’s compact yet powerful. Ideal for RVs, trailers, and portable heaters, this tank offers reliable performance and easy installation.
Usage
This tank is perfect for homeowners, RV owners, and campers who need a dependable propane source. It’s commonly used with portable heaters, grills, and cooking appliances. Its standard valve connection ensures compatibility with most propane accessories. Whether you’re heating your home during winter or powering your RV’s appliances, this tank delivers consistent performance.
Why Choose Us
Flame King is a trusted leader in propane storage, offering premium, refillable tanks from 1lb to 100lb. This tank is X-ray and hydrostatic tested, DOT and Transport Canada certified, ensuring safe transport and use. The powder-coated steel construction resists rust and corrosion, while the OPD valve provides peace of mind. Customer support is available for installation and maintenance questions.
Key Features
- High-grade welded steel with powder coating for long-lasting rust resistance
- Includes an overfill prevention device (OPD) for legal compliance and safety
- DOT and Transport Canada certified for safe transport in the US and Canada
- Standard valve connection allows easy compatibility with RVs, trailers, and heaters
- Customer support available for installation, maintenance, and troubleshooting
FAQ
Can I use this tank for my RV?
Yes, this 40LB tank is designed for RVs and trailers. Its standard valve connection ensures compatibility with most RV propane systems and accessories.
Is the overfill prevention device required?
Yes, the OPD valve is legally required in most states for propane tank filling. It prevents overfilling and ensures safety during transport and use.
Is this tank DOT certified?
Yes, this tank is DOT and Transport Canada certified, making it safe for use and transport in both the United States and Canada.
What materials is it made from?
It’s made from high-grade, welded steel and powder-coated for rust prevention, ensuring durability and long-term performance.
Can I refill this tank myself?
Yes, this is a refillable tank. It’s designed for easy refilling and can be used with standard propane fill stations.








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