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Home > Rocketry > Model Rocket Engines > Mini Size Motors > Estes 1/2A3-2T (4 ea) Model Rocket Motors - 1503 ^'

Estes 1/2A3-2T (4 ea) Model Rocket Motors - 1503 ^'

Other Products by Estes
Estes 1/2A3-2T (4 ea) Model Rocket Motors - 1503 ^'
Skill LevelEveryone
Age Level12+
Item #: EST1503
List Price: $10.29
eHobbies Price: $7.19
YOU SAVE $3.10  (30%)
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FeaturesThis item has special shipping requirements due to federal law. All orders including Mini through D engines and/or igniters are shipped ground hazmat by USPS Parcel Post. Delivery may take 5 to 12 business days or more with no extra shipping charges. For faster delivery (approximately 5 or less business days), UPS Hazmat ground shipping is available for an additional fee. Free shipping promotions do not apply to orders with engines and/or igniters. Please see our shipping information page for more details.

The Estes 1/2A3-2T engine is single stage engine designed for successful model rocket flight. This engine is a mini engine designed for flights in lightweight rockets. Each package includes 4 engines, 4 igniters and 4 igniter plugs.

Estes model rocketry is recommended for ages 10 and up with adult supervision for those under 12. Must be 14 to purchase in California, New Jersey, and North Dakota. Must be 16 to purchase in Rhode Island.

Optional Components
Estes Model Rocket Recovery Wadding - 2274 (302274)
List price: 5.49
eHobbies Price: $4.99
You Save: $0.50 (9%)
Replacement Parts
Estes Model Rocket Igniters (6 ea) - 2301 (302301) ^'
List price: 5.49
eHobbies Price: $3.99
You Save: $1.50 (27%)
Technical
WARNING: CHOKING HAZARD!  Small parts. Not intended for children under 3 years of age.
Product image and description is provided by the manufacturer, and is as accurate as possible. Some details of the product may be subject to change without notice (graphics, decoration, wheel color, etc.). eHobbies is not responsible for these changes, as it does not alter the function or value of the product.
Specifications
Diameter: 0.5 inches
Length: 1.75 inches
Total Impulse: 1.25 N-sec
Time Delay: 2 seconds
Max. Lift Weight: 2 ounces
Max Thrust: 1.9 pounds
Thrust Duration: 0.3 seconds
Initial Weight: 0.23 ounces
Propellant Weight: 0.06 ounces
Product Reviews
Q & A
COMMENT: small enough engine to use at say a larger school sized grass area by Susan H 12/8/2012
COMMENT: GREAT FOR SMALL AREAS EVEN THE BACK YARD! by Jamy L 9/7/2012
COMMENT: for space exploration merit badge I am teaching. by Tenzing S 5/14/2012
COMMENT: Replacement by James H 3/26/2012
COMMENT: It was recommended by Heather M 12/9/2011