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The Estes 1/4A3-3T Engine Bulk Pack offers retailers a convenient way to meet demand for one of the most widely used mini engines in the Estes lineup. Designed for lightweight model rockets, the 1/4A3-3T delivers dependable, repeatable performance that customers trust for recreational flying and small-scale rocket projects.
One of the key selling points of this engine is its consistency. The 1/4A3-3T produces steady thrust and predictable flight characteristics, helping customers achieve reliable launches and recoveries. Its forgiving performance profile makes it a popular option for a wide range of hobbyists, creating broad appeal across your customer base.
With a total impulse of 0.625 N sec, a maximum thrust of 4.90 Newtons, and a 3 second delay, the 1/4A3-3T is engineered specifically for lightweight rockets that benefit from controlled acceleration and dependable recovery timing. The compact 13 mm size also makes it compatible with many smaller rocket designs, helping drive repeat engine sales long after the initial rocket purchase.
Stocking the 1/4A3-3T Engine Bulk Pack allows retailers to serve dedicated flyers looking for greater value and more launches from a single purchase. Combined with the strong recognition of the Estes brand, this bulk pack is a practical addition to engine inventories and helps support ongoing customer engagement in the model rocket hobby.
One of the key selling points of this engine is its consistency. The 1/4A3-3T produces steady thrust and predictable flight characteristics, helping customers achieve reliable launches and recoveries. Its forgiving performance profile makes it a popular option for a wide range of hobbyists, creating broad appeal across your customer base.
With a total impulse of 0.625 N sec, a maximum thrust of 4.90 Newtons, and a 3 second delay, the 1/4A3-3T is engineered specifically for lightweight rockets that benefit from controlled acceleration and dependable recovery timing. The compact 13 mm size also makes it compatible with many smaller rocket designs, helping drive repeat engine sales long after the initial rocket purchase.
Stocking the 1/4A3-3T Engine Bulk Pack allows retailers to serve dedicated flyers looking for greater value and more launches from a single purchase. Combined with the strong recognition of the Estes brand, this bulk pack is a practical addition to engine inventories and helps support ongoing customer engagement in the model rocket hobby.
Includes:
- 24 x1/4A3-3T Engines
- 30 x Starters
- 24 x Starter Plugs
- 72 x Squares of Recovery Wadding
Technical Specs:
- Technical Specs:
- Total Impulse: 0.625 N-sec
- Time Delay: 3 Seconds
- Max. Lift Weight: 1.0oz (28 g)
- Max Thrust: 4.90 Newtons (1.1 lbs)
- Thrust Duration: 0.25 Seconds
- Length: 1.75 in. (4.4 cm)
- Diameter: 13 mm
- Weight: .21 oz. (6 g)
- Propellant Weight: 0.05 oz (1.3 g)