Estes E12-4 Model Rocket Engine in Retail Packaging

Estes Rockets E12-4 Engines

  • $26.49
Free Shipping on Orders of $135 or more!


  • Launch your next model rocket on an Estes Rockets E12-4 Engine
  • An upper stage engine that can also be used as a single stage
  • Designed for model rockets that weigh less than 17oz
  • Each package includes 3 engines, 4 starters and 4 plugs
  • Total Impulse: 30.00 N-sec
  • Max Thrust: 30.60 Newtons
  • Can only be shipped via UPS Ground/Hazmat Delivery. No international shipping is allowed.
  • Stock up and buy multiples at once to get the most out of the mandatory $48 Hazmat Fee
  • These Engines are not eligible for free shipping due to hazmat transportation

The Estes Rockets E12-4 is one powerful upper stage engine, to send your newly built rocket soaring to altitude (can also be used as a single stage). The package includes 3 engines, 4 starters and 4 starter plugs. Max thrust is 30.00 Newtons. And, these engines only ship UPS Ground w/Hazmat Fee & delivery. 

Products Containing Crystalline Silica | CA Prop 65
Boyce Aerospace Hobbies recommends hobbyists under the age of 13 be supervised by an adult at all times. 

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