The Estes D12-7 model rocket engine is a powerful 24mm engine designed for single-stage rockets that weigh up to 8 ounces (226 grams). With a total impulse of 20.00 Newton-seconds, this engine provides strong acceleration and high-altitude performance, making it a great choice for rocketeers looking to push their flights to the next level. The 7-second delay ensures rockets have plenty of time to reach peak altitude before safely deploying their recovery system, offering a thrilling launch experience with smooth landings.
Each D12-7 engine pack includes two engines, two starters, and four starter plugs, providing everything needed for multiple exciting launches. Estes engines are precision-tested for reliability and performance, ensuring consistent results with every flight. Whether you’re an experienced rocketeer or looking for a high-powered engine for your next project, the D12-7 delivers impressive thrust, extended coast time, and dependable recovery deployment, perfect for taking your model rocketry adventures to new heights!
The Estes D12-7 model rocket engine is a powerful 24mm diameter motor designed to elevate your rocketry experience. Ideal for single-stage rockets weighing less than 8 ounces (226 grams), this engine delivers impressive thrust and altitude capabilities. Each pack includes two engines, two starters, and four starter plugs, providing everything you need for multiple exhilarating launches.
With a total impulse of 20.00 Newton-seconds and a burn time of approximately 1.6 seconds, the D12-7 offers robust performance for your model rockets. The 7-second delay between thrust and parachute deployment allows rockets to reach optimal altitude before initiating a safe descent. This delay is particularly suitable for lightweight rockets designed for high-altitude flights.
Measuring 70 mm in length and 24 mm in diameter, the D12-7 engines are compatible with a wide range of rocket kits. Its maximum lift-off weight capacity of 8 ounces ensures versatility across various designs. Whether you're a seasoned hobbyist or an educational instructor, this engine provides reliable and consistent performance for your rocketry projects.
Safety and compliance are paramount with Estes products. The D12-7 engine adheres to National Association of Rocketry (NAR) standards, ensuring a secure and enjoyable launch experience. Always follow the recommended guidelines and use appropriate launch systems and recovery wadding to maintain safe operation. With the D12-7 engine, prepare for thrilling flights and successful missions in your model rocketry endeavors.
Review the full specifications for the D12-7 Engines, including impulse, thrust duration, delay, and physical dimensions.
Total Impulse: 20.00 N-sec
Time Delay: 7 Seconds
Max Lift Weight: 8.0 oz. (226 g)
Max Thrust: 32.90 Newtons (7.4 lbs)
Thrust Duration : 1.60 Seconds
Length: 2.75 in. (7 cm)
Diameter: 24 mm
Weight: 1.62 oz. (45.9 g)
Propellant Weight: 0.85 oz. (24.2 g)
