The Estes C11-0 is a 24 mm booster engine designed for two-stage model rockets weighing up to 6.0 ounces or 170 grams. With no time delay, it provides a strong, short-duration boost that supports clean staging into a compatible upper-stage engine.
Each package includes two C11-0 engines, two starters, and four starter plugs, providing the essential ignition components needed for multiple launches with compatible model rocket equipment.
The C11-0 delivers a total impulse of 10.00 N-sec with a maximum thrust of 22.10 Newtons or 4.9 pounds. Its thrust duration is approximately 0.80 seconds, and it has no time delay because it is intended for booster-stage use.
Each engine measures approximately 2.75 inches or 7 centimeters long and has a 24 mm diameter. The engine weighs approximately 1.03 ounces or 29.2 grams and contains approximately 0.44 ounces or 12.4 grams of propellant.
The C11-0 is a practical choice for compatible two-stage rockets that use 24 mm motor mounts. Its predictable thrust profile makes it suitable for hobby launches, club events, and staged rocketry projects where consistent booster performance is important. 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.
