F15-0 Pro Series II 29mm Engines for Model Rockets (2) (EST10051)

The Estes F15-0 is a 29 mm booster-stage model rocket engine designed for multi-stage rockets weighing up to 19.0 ounces or 539 grams. With no time delay, it provides a long, sustained boost before transitioning into a compatible upper-stage engine.

Each package includes two F15-0 engines, two starters, and four starter plugs, providing the essential ignition components needed for multiple launches with compatible model rocket equipment.

The F15-0 delivers a total impulse of 49.61 N-sec with a maximum thrust of 25.26 Newtons or 5.7 pounds. Its thrust duration is approximately 3.45 seconds, and it has no time delay because it is intended specifically for booster-stage use.

Each engine measures approximately 4.5 inches or 11.4 centimeters long and has a 29 mm diameter. The engine weighs approximately 3.32 ounces or 94.1 grams and contains approximately 2.12 ounces or 60 grams of propellant.

The F15-0 is a practical choice for compatible larger multi-stage rockets, including suitable Pro Series II models, that require sustained first-stage thrust and dependable staging performance. Always verify the rocket manufacturer's recommended engine configuration and staging requirements before use.

Purchasers and users of Estes model rocket engines are responsible for following all applicable local, state, and federal laws, regulations, and safety standards. Model rocket engines must be handled and used only as intended and in accordance with established model rocketry safety practices. Estes Industries, LLC disclaims liability for personal injury, property damage, or other loss resulting from misuse, improper handling, or unauthorized use of its model rocket engines.