EFAW 2407R 2500kv

Tested KV: 2440kv
Weight: 36.3g
Stator: 24mm 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 v1s 5x4x31319 1308 189.77 32.01 15.48 16.10 33879 32223 32685 495 2.6
HQ v1s 5x4x4PC1392 1379 169.72 36.35 15.40 16.10 32345 31055 31510 560 2.5
HQ v1s 5x4.3x3PC1449 1438 187.65 38.39 15.38 16.10 32590 30721 31178 590 2.4
MyWing 5x4.5x31457 1444 194.23 40.55 15.33 16.10 32102 30181 30626 622 2.3
HQ 5x4x3GF1457 1450 165.80 37.86 15.39 16.10 32102 30832 31339 583 2.5
DAL Cyclone 5x4.5x31470 1456 184.49 40.04 15.34 16.10 31397 30287 30674 614 2.4
DAL 5x4.5x3HBN1553 1534 172.49 42.70 15.30 16.10 31512 29658 30062 653 2.3
HQ 5x4x41596 1569 172.11 43.60 15.27 16.10 30503 29455 29834 666 2.4
Lumenier Buttercutter 5x5x31587 1576 167.19 44.26 15.26 16.10 30943 29254 29827 676 2.3
DAL Cyclone 5x4.6x31600 1589 190.69 45.29 15.24 16.10 30287 28860 29577 690 2.3
75% Thrust (g) Amps Volts RPMs Watts G/W
HQ v1s 5x4x385017.7415.77262292803.0
HQ v1s 5x4x4PC91320.2415.71254733182.9
HQ 5x4x3GF94920.5615.73256343232.9
HQ v1s 5x4.3x3PC95621.2915.71254113342.9
DAL Cyclone 5x4.5x397121.9315.70252153442.8
MyWing 5x4.5x398523.2215.68248843642.7
DAL 5x4.5x3HBN102223.7115.67245553722.8
Lumenier Buttercutter 5x5x3103423.5515.67247413692.8
HQ 5x4x4105624.3015.66245993812.8
DAL Cyclone 5x4.6x3106024.4715.65244393832.8
50% Thrust (g) Amps Volts RPMs Watts G/W
HQ v1s 5x4x34548.2115.94190481313.5
HQ v1s 5x4x4PC4979.2515.92185691473.4
HQ v1s 5x4.3x3PC5109.5815.93187201533.3
HQ 5x4x3GF5139.3715.93188781493.4
DAL Cyclone 5x4.5x35199.7915.92185851563.3
Lumenier Buttercutter 5x5x354410.1215.92183691613.4
DAL 5x4.5x3HBN55510.5715.91182161683.3
DAL Cyclone 5x4.6x356010.5715.91181961683.3
MyWing 5x4.5x356010.8515.90181151733.2
HQ 5x4x458111.0115.90180361753.3
25% Thrust (g) Amps Volts RPMs Watts G/W
HQ v1s 5x4x31462.6516.0411071433.4
HQ v1s 5x4x4PC1642.8516.0410909463.6
HQ v1s 5x4.3x3PC1663.1116.0510905503.3
DAL Cyclone 5x4.5x31703.0216.0510916483.5
Lumenier Buttercutter 5x5x31733.1016.0410887503.5
HQ 5x4x3GF1743.0616.0510939493.6
DAL Cyclone 5x4.6x31853.1916.0410785513.6
DAL 5x4.5x3HBN1863.2216.0410798523.6
MyWing 5x4.5x31993.4616.0410683553.6
HQ 5x4x42073.4516.0410705553.7
IDLE Thrust (g) Amps Volts RPMs Watts G/W
HQ v1s 5x4x3371.1716.075767191.9
HQ v1s 5x4x4PC421.2116.075728192.2
HQ v1s 5x4.3x3PC421.3716.085725221.9
Lumenier Buttercutter 5x5x3431.3616.075715222.0
DAL Cyclone 5x4.5x3441.3016.075692212.1
HQ 5x4x3GF471.3116.085713212.2
DAL Cyclone 5x4.6x3481.3016.085681212.3
DAL 5x4.5x3HBN491.3216.085670212.3
MyWing 5x4.5x3541.3816.075641222.4
HQ 5x4x4571.4316.075642232.5