The Estes F15-6 Engine offers retailers and distributors a high-performance mid-power option ideal for rocketeers ready to take the next step in power and altitude. This 29 mm engine produces a total impulse of 49.61 N-sec with a maximum thrust of 25.26 Newtons, providing impressive launches with long burn capability. Its consistent 3.45-second thrust duration supports smooth vertical climbs, giving your customers a satisfying flight experience in rockets requiring longer motor burns.

With a 6-second delay before recovery deployment, the F15-6 is well-suited for mid-weight rockets that benefit from additional coasting time to reach maximum altitude. This delay window is optimal for boosting performance in airframes up to 17 oz (482 g), making it a go-to choice for hobbyists aiming for precision and performance in their launches.

This engine fits rockets equipped with 29 mm mounts and is especially useful in club launches, competitions, or hobby stores seeking to offer an engine that delivers both reliable ignition and thrilling liftoff. With a propellant weight of 2.12 oz and a total engine weight of 3.66 oz, the F15-6 is a solid mid-power offering that fills the gap between E and G-class motors.

Stocking the F15-6 Engine provides your customers with a trusted, high-thrust solution designed for larger, altitude-hungry builds. It's an excellent option for your mid-power engine assortment—engineered by Estes for performance, quality, and repeat customer satisfaction.

ATTENTION: Estes Industries, LLC requires all purchasers and users of Estes® Model Rocket Engines to adhere strictly to all applicable local, state, and federal laws, regulations, and safety standards. The user assumes all responsibility for the safe and lawful use of Estes® products. Estes Industries, LLC expressly disclaims any and all liability for personal injury, property damage, or other loss resulting from the misuse, improper handling, or unauthorized application of its model rocket engines.