The Estes A3-4T is a mini single-stage model rocket engine designed for rockets up to 2.0 ounces. With a peak thrust of 6.80 newtons, a 0.60-second thrust duration, and a 4-second delay, it delivers dependable performance for lightweight rocket flights.
Each pack includes four engines, four starters, and four starter plugs, so you have everything needed for multiple launches without purchasing ignition components separately.
Includes:
4 × A3-4T Engines
4 × Starters
4 × Starter Plugs
PLEASE NOTE:You must have a physical address for delivery.
Technical Specifications
Total Impulse 2.50 N-sec
Time Delay 4 Seconds
Max Lift Weight 2.0 oz. (57 g)
Max Thrust 6.80 Newtons (1.5 lbs)
Thrust Duration 0.60 Seconds
Length 1.8 in. (4.6 cm)
Diameter 13 mm
Weight 0.28 oz. (7.9 g)
Propellant Weight 0.12 oz. (3.3 g)
Please Note: Photos may not be of the same packaging, but nothing will be sold older than what is received from our distributor.
This item will ship by US Postal Service only from ModelRocketGuy.com at this time.
