H Class Rocket Motor

AeroTech HP-H45W

AeroTech
White Lightning
Ø 38mm
Total Impulse
320.0Ns
Burn Time
6.00s
Avg Thrust
45.0N
Max Thrust
87.0N

Thrust Profile (N)

6.00s Burn Window

Engineered by AeroTech, the HP-H45W is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official H-class motor, it delivers a total impulse of 320.0 Ns over a 6.00 second burn window.

With an average thrust of 45.0 N and a peak of 87.0 N, it features a regressive thrust curve optimal for sustainer stages and high-altitude attempts. It utilizes the White Lightning propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 38 mm
Length 203 mm
Hardware Single Use
Delays (s) P
Specific Impulse 181.2 s
Peak Thrust 86 N
Peak Time T+ 0.854s
T/W Ratio 12.57
Propellant White Lightning
Profile regressive
Type SU
Sparky No

Mass Budget

365g Total
Casing (Dry)
185.0g
50.7%
Propellant
180.0g
49.3%
Live Sizing
Flight Envelope

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Comparable H-Class Alternatives

H155F

Kosdon

H
dual-peak
Total: 161 Ns
Ø 29mm

H300-HP

Contrail

H
neutral
Total: 161 Ns
Ø 38mm

H222-HP

Contrail

H
regressive
Total: 161 Ns
Ø 38mm

H55W

AeroTech

H
regressive
Total: 162 Ns
Ø 29mm

163H133-14A

Cesaroni

H
dual-peak
Total: 163 Ns
Ø 29mm

164H90-12A

Cesaroni

H
dual-peak
Total: 164 Ns
Ø 29mm
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