I Class Rocket Motor

Ellis I130

Ellis Mountain
Unknown
Ø 38mm
Total Impulse
597.6Ns
Burn Time
4.43s
Avg Thrust
130.0N
Max Thrust
258.7N

Thrust Profile (N)

4.43s Burn Window

Engineered by Ellis Mountain, the I130 is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official I-class motor, it delivers a total impulse of 597.6 Ns over a 4.43 second burn window.

With an average thrust of 130.0 N and a peak of 258.7 N, it features a regressive thrust curve optimal for sustainer stages and high-altitude attempts.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 38 mm
Length 330 mm
Hardware SU 38x330
Delays (s) P
Specific Impulse 197.8 s
Peak Thrust 266.45 N
Peak Time T+ 0.015s
T/W Ratio —
Propellant Standard
Profile regressive
Type SU
Sparky No
Mass Budget Unavailable
Live Sizing
Flight Envelope

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Comparable I-Class Alternatives

I235WC

Gorilla

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No Curve Data
Total: 324 Ns
Ø 38mm

I200W

AeroTech

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regressive
Total: 325 Ns
Ø 29mm

I180W

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dual-peak
Total: 326 Ns
Ø 38mm

I385F

Kosdon

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No Curve Data
Total: 326 Ns
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I223GT

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neutral
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Ø 38mm

I161W

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dual-peak
Total: 329 Ns
Ø 38mm
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