Description
The Estes A3-4T is a mini model rocket engine designed for small, lightweight rockets that require a short delay before ejection. With a 4-second delay, the A3-4T is ideal for compact rockets that reach moderate altitudes and need reliable recovery system deployment.
- Total Impulse: 2.5 N-sec (Class A Engine)
- Thrust Duration: 0.5 seconds
- Delay Time: 4.0 seconds
- Maximum Lift Weight: Approximately 28 grams (1.0 oz)
- Optimal for: Small, lightweight mini rockets requiring a moderate coast before ejection
- Recovery Delay: Allows rocket to coast to near-peak altitude before deploying recovery system
Each A3-4T engine pack includes:
- 4 A3-4T engines
- 5 igniters
- 5 igniter plugs
- Recovery wadding
Recommended Use: For use in mini rockets designed for T-class (mini) engines. Ensure safe launch practices by following the NAR Safety Code and local regulations.
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