H Class Rocket Motor

Cesaroni 282H399-12A

Cesaroni Technology
White Thunder
Ø 29mm
Total Impulse
282.2Ns
Burn Time
0.71s
Avg Thrust
399.3N
Max Thrust
545.8N

Thrust Profile (N)

0.71s Burn Window

Engineered by Cesaroni Technology, the 282H399-12A is a 29mm solid rocket motor designed for high-power rocketry (HPR). As an official H-class motor, it delivers a total impulse of 282.2 Ns over a 0.71 second burn window.

With an average thrust of 399.3 N and a peak of 545.8 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the White Thunder propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Canadian Association of Rocketry
Diameter 29 mm
Length 320 mm
Hardware Pro29-6G
Delays (s) 3,5,7,9,12
Specific Impulse 216.9 s
Peak Thrust 555 N
Peak Time T+ 0.024s
T/W Ratio 138.45
Propellant White Thunder
Profile dual-peak
Type reload
Sparky No

Mass Budget

294g Total
Casing (Dry)
161.4g
54.9%
Propellant
132.6g
45.1%
Live Sizing
Flight Envelope

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