K Class Rocket Motor

AeroTech K480W

AeroTech
White Lightning
Ø 54mm
Total Impulse
2273.3Ns
Burn Time
4.26s
Avg Thrust
545.3N
Max Thrust
1017.8N

Thrust Profile (N)

4.26s Burn Window

Engineered by AeroTech, the K480W is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official K-class motor, it delivers a total impulse of 2273.3 Ns over a 4.26 second burn window.

With an average thrust of 545.3 N and a peak of 1017.8 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 54 mm
Length 579 mm
Hardware RMS-54/2560
Delays (s) P
Specific Impulse 179.4 s
Peak Thrust 916 N
Peak Time T+ 0.057s
T/W Ratio 26.75
Propellant White Lightning
Profile regressive
Type reload
Sparky No

Mass Budget

2078g Total
Casing (Dry)
786.0g
37.8%
Propellant
1292.0g
62.2%
Live Sizing
Flight Envelope

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Comparable K-Class Alternatives

1176K1720-P

AMW

K
dual-peak
Total: 1176 Ns
Ø 54mm

1281K360-13A

Cesaroni

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neutral
Total: 1281 Ns
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K456DM

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regressive
Total: 1281 Ns
Ø 54mm

835CC125J-K240

Hypertek

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regressive
Total: 1292 Ns
Ø 54mm

SK-54-1750

AMW

K
neutral
Total: 1300 Ns
Ø 54mm

K400C

AeroTech

K
regressive
Total: 1304 Ns
Ø 54mm
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