Estes 10040 D12-7 Model Rocket Engines 2-Pack

The Estes D12-7 model rocket engine is a powerful 24mm engine designed for single-stage rockets weighing up to 8 ounces (226 grams). With a total impulse of 20.00 Newton-seconds, this engine delivers strong acceleration and high-altitude performance, making it an excellent choice for rocketeers aiming to elevate their flights. The 7-second delay ensures rockets have sufficient time to reach peak altitude before safely deploying their recovery system, providing a thrilling launch experience and smooth landings.

Key Features:

• Engine Type: 24mm single-stage model rocket engine
• Total Impulse: 20.00 Newton-seconds
• Time Delay: 7 seconds for optimal recovery system deployment
• Max Lift Weight: 8.0 oz (226 g)
• Max Thrust: 32.90 Newtons (7.4 lbs)
• Thrust Duration: 1.60 seconds

What's Included:

• 2 D12-7 Engines
• 2 Starters
• 4 Starter Plugs

Dimensions and Specifications:

• Length: 2.75 in. (7 cm)
• Diameter: 24 mm
• Engine Weight: 1.62 oz. (45.9 g)
• Propellant Weight: 0.85 oz (24.2 g)

Each D12-7 engine pack is precision-tested by Estes for reliability and performance, ensuring consistent results with every flight. Whether you are an experienced rocketeer or a hobbyist looking for a high-powered engine for your next project, the D12-7 offers impressive thrust, extended coast time, and dependable recovery deployment—perfect for taking your model rocketry adventures to new heights!