Estes B4-4 Model Rocket Engines (3pk) (EST10019)
$12.99
Skip to product information
In Store Only
Estes B4-4 Model Rocket Engines (3pk) (EST10019)
$12.99
Pickup In Store Only
Too large to ship. Store pickup only in Cumming.
18mm Engine Size
Fits Standard Launch Tubes
B4-4 Impulse
Reliable Stage Power Thrust
3 Engine Pack
Includes Igniters And Plugs
Blast Off PowerDependable Thrust For Model Rockets
Elevate your launches with the Estes B4-4 Model Rocket Engines (3pk), designed to deliver high-performance thrust for model rocketry enthusiasts. Engineered for consistency, this 18mm rocket motor pack provides reliable ignition and a predictable burn time for successful flights every time.
Precision Rocket PropulsionEngineered For Consistent Flight Altitude
The Estes B4-4 Model Rocket Engines (3pk) offer exceptional power and reliability for beginner-build level rocket kits and experienced rocketeers alike. Featuring a precision-engineered propulsion design, these 18mm model rocket engines deliver a smooth acceleration curve followed by a precise 4-second delay and an effective ejection charge to deploy your rocket's recovery system. Perfect for low to medium-altitude launches, the durable construction and easy installation make the Estes B4-4 engine pack an essential component for your launch pad equipment.
Engine Technical DataSpecifications For Mission Control Planning
Engine Type
B4-4
Engine Diameter
18mm
Pack Quantity
3 Engines
Time Delay
4 Seconds
Power System
Model Rocket Propulsion
Recommended Use
Single-Stage and Upper-Stage Flights
Key Propulsion AdvantagesDesigned For Safe Reliable Launches
Engine FitmentFits standard 18mm rocket body tubes
Thrust OutputHigh performance reliable thrust profile
Ignition SystemReliable ignition for smooth, confident launches
Burn TimeConsistent burn time for accurate flight tracking
InstallationQuick and easy drop-in engine loading
ConstructionDurable motor casing and nozzle design
OptimizationPerfectly tuned for beginner to advanced model rockets
Frequently Asked QuestionsEverything you need to know
What rockets are compatible with the Estes B4-4 Model Rocket Engines (3pk)?
The Estes B4-4 Model Rocket Engines (3pk) are designed for beginner and intermediate model rocket kits that utilize standard 18mm engine mounts.
What accessories are included with the Estes B4-4 Model Rocket Engines (3pk)?
Each package of the Estes B4-4 Model Rocket Engines (3pk) includes three rocket engines along with the necessary starters and engine plugs required for launch.
What does the B4-4 code mean on the Estes B4-4 Model Rocket Engines (3pk)?
On the Estes B4-4 Model Rocket Engines (3pk), the 'B' indicates the total impulse power class, '4' specifies the average thrust in Newtons, and the final '-4' represents a 4-second time delay before the recovery ejection charge fires.
Customers Also Bought
No related products found.