ProtonX 2207 2550kv

Tested KV: 2480kv
Weight: 29.7g
Stator: 22mm x 7mm

Test Environment:

XRotor 40A ESC
Timing: Med-high
Dither: 7
PWM: Damped Light

Venom 60A Power Supply
2Farad Caps x2 in Series

Custom Datalogger

TI TivaC Launchpad
Allegro ACS758-200B
Voltage Divider
EagleTree eRPM Sensor
Custom Thrust Stand w/ HX711
4 ms logging rate

Atmospheric Data (Typical)

Barometric pressure: 29-30 in
Ambient Temperature: 70-74 deg F
Humidity: 50-60%
100% Thrust (g) Current (A) Voltage High RPM Pass Efficiency
Prop Tested: Max(g) Avg Max(g)* Max (A) Avg Max(A)* Avg Min(V)* Max(V) Max Min Avg Max* Watts G/W
HQ 5x4GF1299 1289 163.41 34.76 15.59 16.11 34285 32590 32977 542 2.4
HQ v1s 5x4x31380 1369 172.40 36.04 15.56 16.09 33351 31982 32459 561 2.4
GemFan 5x4.5HBN1388 1382 156.69 37.33 15.54 16.11 33482 31512 32182 580 2.4
Lumenier 5x4.51418 1408 129.32 38.90 15.53 16.11 32590 31168 31778 604 2.3
HQ v1s 5x4x4PC1423 1411 162.90 39.62 15.50 16.10 32967 30721 31421 614 2.3
MyWing 5x4.5x31472 1447 171.65 42.38 15.46 16.09 31397 30075 30446 655 2.2
HQ v1s 5x4.3x3PC1467 1457 172.15 41.23 15.48 16.10 32467 30287 30938 638 2.3
HQ 5x4x3GF1486 1477 139.96 41.20 15.47 16.09 31746 30395 30911 637 2.3
DAL Cyclone 5x4.5x31498 1482 143.01 43.37 15.45 16.09 31512 29658 30256 670 2.2
DAL 5x4.5x3HBN1542 1529 140.85 45.83 15.41 16.10 30503 28957 29446 706 2.2
DAL Cyclone 5x4.6x31563 1548 168.85 48.05 15.40 16.11 30395 28382 28962 740 2.1
HQ 5x4x41580 1562 137.05 47.58 15.40 16.11 29970 28571 29007 733 2.1
Lumenier Buttercutter 5x5x31586 1564 160.48 46.89 15.42 16.11 30395 28957 29374 723 2.2
75% Thrust (g) Amps Volts RPMs Watts G/W
HQ 5x4GF83318.8415.82267972982.8
HQ v1s 5x4x390220.1915.78262853192.8
GemFan 5x4.5HBN91520.8715.80260903302.8
Lumenier 5x4.591621.2715.78262253362.7
HQ v1s 5x4x4PC95222.5615.76256123562.7
HQ v1s 5x4.3x3PC98223.2815.75254153672.7
HQ 5x4x3GF98522.6815.75254883572.8
DAL Cyclone 5x4.5x3100424.1115.74250213792.6
MyWing 5x4.5x3101124.8215.73249303902.6
Lumenier Buttercutter 5x5x3105025.2115.74248633972.6
DAL 5x4.5x3HBN105625.8615.71246214062.6
DAL Cyclone 5x4.6x3106126.1815.72245564122.6
HQ 5x4x4109526.8915.70242994222.6
50% Thrust (g) Amps Volts RPMs Watts G/W
HQ 5x4GF4469.0515.96195121443.1
HQ v1s 5x4x34889.7215.94192521553.2
Lumenier 5x4.54919.9615.95191851593.1
GemFan 5x4.5HBN4979.9315.95191771583.1
HQ v1s 5x4x4PC52510.7015.93188141703.1
HQ 5x4x3GF53610.5715.93188411683.2
HQ v1s 5x4.3x3PC53610.8315.93187091733.1
DAL Cyclone 5x4.5x354010.9515.93185671743.1
Lumenier Buttercutter 5x5x356411.2515.94185391793.1
DAL Cyclone 5x4.6x356711.6615.93183061863.0
DAL 5x4.5x3HBN56911.7215.92182491873.1
MyWing 5x4.5x357011.8415.92181471883.0
HQ 5x4x459812.2415.92180501953.1
25% Thrust (g) Amps Volts RPMs Watts G/W
HQ 5x4GF1503.3516.0511319542.8
HQ v1s 5x4x31603.4316.0211281552.9
Lumenier 5x4.51623.4416.0411275552.9
GemFan 5x4.5HBN1693.5516.0411232573.0
HQ v1s 5x4x4PC1793.6616.0311145593.1
HQ v1s 5x4.3x3PC1813.6516.0311118593.1
DAL Cyclone 5x4.5x31833.6616.0311108593.1
Lumenier Buttercutter 5x5x31863.7516.0511130603.1
HQ 5x4x3GF1893.6116.0311156583.3
DAL Cyclone 5x4.6x31943.8616.0411051623.1
DAL 5x4.5x3HBN1993.9016.0310996623.2
MyWing 5x4.5x32094.0416.0210891653.2
HQ 5x4x42214.1116.0410874663.4
IDLE Thrust (g) Amps Volts RPMs Watts G/W
HQ v1s 5x4x3401.6916.055889271.5
HQ 5x4GF411.6516.085878271.5
Lumenier 5x4.5421.6116.065867261.6
GemFan 5x4.5HBN451.6816.075862271.7
HQ v1s 5x4x4PC461.7516.055838281.6
DAL Cyclone 5x4.6x3461.7616.075797281.6
Lumenier Buttercutter 5x5x3471.7416.075827281.7
HQ v1s 5x4.3x3PC471.7216.065828281.7
DAL Cyclone 5x4.5x3481.6816.065775271.8
HQ 5x4x3GF521.6516.065805261.9
DAL 5x4.5x3HBN531.8116.065791291.8
MyWing 5x4.5x3561.7716.065745282.0
HQ 5x4x4601.7416.075756282.1