I Class Rocket Motor

AeroTech I211W

AeroTech
White Lightning
Ø 38mm
Total Impulse
441.6Ns
Burn Time
1.72s
Avg Thrust
211.0N
Max Thrust
399.5N

Thrust Profile (N)

1.72s Burn Window

Engineered by AeroTech, the I211W is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official I-class motor, it delivers a total impulse of 441.6 Ns over a 1.72 second burn window.

With an average thrust of 211.0 N and a peak of 399.5 N, it features a regressive thrust curve optimal for general sport flying. It utilizes the White Lightning propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 38 mm
Length 248 mm
Hardware RMS-38/480
Delays (s) 6,8,10,12,14
Specific Impulse 179.1 s
Peak Thrust 298.2 N
Peak Time T+ 0.318s
T/W Ratio 47.27
Propellant White Lightning
Profile regressive
Type reload
Sparky No

Mass Budget

455g Total
Casing (Dry)
203.7g
44.8%
Propellant
251.3g
55.2%
Live Sizing
Flight Envelope

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Comparable I-Class Alternatives

I235WC

Gorilla

I
No Curve Data
Total: 324 Ns
Ø 38mm

I200W

AeroTech

I
regressive
Total: 325 Ns
Ø 29mm

I180W

AeroTech

I
dual-peak
Total: 326 Ns
Ø 38mm

I385F

Kosdon

I
No Curve Data
Total: 326 Ns
Ø 29mm

I223GT

Gorilla

I
neutral
Total: 328 Ns
Ø 38mm

I161W

AeroTech

I
dual-peak
Total: 329 Ns
Ø 38mm
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