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Flame King

Flame King 40-lb. Propane Tank Cylinder With OPD Valve

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

40-lb. Empty

Propane cylinder, pre-purged and ready

Includes Premium

Overfilling Prevention Device (OPD) valve

Dot Tc

Certified for home, recreational, or

High-grade, Powder-coated

Welded steel construction

Easy-to-hold Carry

Collar for handling

$119.99
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SKU: WX2*0724481

Overview

Built for propane-powered gear, this empty 40-lb. cylinder is intended for use with heaters, grills, and other gas accessories in home, recreational, or industrial settings. It arrives pre-purged and ready to be filled, with an OPD valve assembly and DOT/TC certification for handling and transport. The powder-coated welded steel construction and carry collar add practical durability and easier handling. It is a straightforward option for camping accessories, RV use, and other applications where a refillable propane tank is needed.

Why Hunters Choose the Flame King

Empty, Pre-purged

Cylinder arrives ready to be

Premium Opd

Valve assembly adds overfilling prevention

Dot Tc

Certified for safe handling in

High-grade, Powder-coated

Welded steel construction

Easy-to-hold Carry

Transport and positioning

Key Features

  • 40-lb. empty propane cylinder, pre-purged and ready to fill
  • Includes premium Overfilling Prevention Device (OPD) valve assembly
  • DOT and TC certified for home, recreational, or industrial use
  • High-grade, powder-coated welded steel construction
  • Easy-to-hold carry collar for handling
  • X-ray and hydrostatic tested

Best Used For

  • Hunters needing a refillable propane cylinder for heaters, camp stoves, or other gas accessories.
  • RV users wanting an empty, pre-purged tank ready for filling before travel or camp setup.
  • Outdoor campers who need a 40-lb. propane supply for extended basecamp or group use.
  • Users prioritizing DOT/TC certified handling and an OPD valve for regulated propane applications.

Specifications

Capacity40-lb.
Carry CollarEasy-to-hold carry collar
CertificationDOT/TC certified
ConditionEmpty
ConstructionHigh-grade, powder-coated welded steel
Fuel TypePropane
Intended UseHeater, grill, gas accessory, camping accessories, RV use, home, recreational, or industrial applications
Opd ValveYes
Pre PurgedYes
Ready To FillYes
TestingX-ray and hydrostatic tested

Pros

  • Empty, pre-purged cylinder arrives ready to be filled for immediate setup.
  • Premium OPD valve assembly adds overfilling prevention support.
  • DOT and TC certified for safe handling in home, recreational, or industrial use.
  • High-grade, powder-coated welded steel construction.
  • Easy-to-hold carry collar helps with transport and positioning.
  • Suitable for heaters, grills, camping accessories, and RV use.

Considerations & Trade-offs

  • This is an empty cylinder, so it must be filled before use and adds a separate trip or service step to get it ready.
  • The 40-lb. size offers more capacity, but it is also a larger, heavier tank to store, transport, and handle than smaller options.
  • DOT/TC certification and OPD valve features support safe handling, but the tank still needs proper filling and use practices to stay within approved limits.
  • It is described for camping accessories, RV use, heaters, grills, and other gas accessories, so fit and connection compatibility should be confirmed for the intended equipment.

Suggested Comparisons

  • Propane cylinders and refillable tanks
  • Portable fuel containers
  • Camping and RV fuel accessories
  • Outdoor heating and grilling fuel supplies

Suggested Accessories

  • Propane hose and regulator
  • Propane tank cover
  • Tank gauge
  • Propane cylinder cart

Frequently Asked Questions

Is this propane tank ready to use out of the box?

It is empty, pre-purged, and ready to be filled. It does not come pre-filled with propane.

Does this cylinder include an OPD valve?

Yes. The product includes a premium Overfilling Prevention Device (OPD) valve assembly.

Is this tank certified for transport and handling?

Yes. The product data states it is DOT/TC certified and also X-ray and hydrostatic tested.

What can this propane cylinder be used for?

The description says it is suitable for heaters, grills, and other gas accessories, and also mentions camping accessories and RV use.

What material or construction details are provided?

The source data says it has high-grade, powder-coated welded steel construction and an easy-to-hold carry collar.