A1404 Brushless DC Motor

The FlashHobby A1404 Brushless DC Motor is a compact 9N12P motor with a 7075-T6 aluminum bell, NMB bearing and multiple KV options. Weighing 9.3g including cables, it features a 14mm stator and comes with M2 mounting screws.

FlashHobbyDrone motor

KV options: 2800 KV, 3800 KV, 4300 KV or 6000 KV; custom KV available
Weight: 9.3 g

Product overview

The FlashHobby A1404 Brushless DC Motor combines a 9N12P configuration with a 14mm-diameter, 4mm-high stator. Its construction includes an NMB bearing, a 7075-T6 aluminum bell and 0.15mm silicon steel sheet from Kawasaki, Japan. The motor measures 18.6×13.2mm and weighs 9.3g including its cables. A 2.0mm shaft and 9*9mm motor mount with M2*4 mounting specification define its mechanical connections, while the motor cable uses 26#AWG wire with a length of 115mm.

Available winding options are 2800KV, 3800KV, 4300KV and 6000KV, with custom KV options also available. The A1404 has a rated power of 30W and a multicolor design. For the 2800KV version, the recommended propeller size is 3 inches and the suggested ESC range is 10A~20A. Each package contains one Flashhobby motor, four M2X5mm screws and eight M2X7mm screws, supplying the motor together with two screw lengths for mounting.

Motors & ESCs

Specifications

A1404 Brushless DC Motor specifications
Specification	Value & conditions
Weight	9.3gIncluding cables.
Motor dimensions	18.6×13.2mm
Stator diameter	14mm
Stator height	4mm
Shaft diameter	2.0mm
Motor mount	99mm(M24)
Configuration	9N12P
Motor cable	26#AWG, 115mm
Bearing	NMB
Bell material	7075-T6 aluminum
Color design	Multicolor
Silicon steel sheet	0.15mm; Kawasaki, Japan
KV options	2800KV, 3800KV, 4300KV or 6000KV; custom KV available
Rated power	30W
Suggested ESC and propeller	10A~20A ESC; 3 inch propA1404-2800KV configuration.
Package contents	1 Flashhobby motor; 4 M2X5mm screws; 8 M2X7mm screwsIncluded equipment.
Test operating point	Voltage: 21.97 V; current: 2.3 A; power: 50.5 W; thrust: 174 g; efficiency: 3.44 g/W A1404 2800kv; GF3035 propeller; 60% throttle.
Test operating point	Voltage: 22.05 V; current: 3.65 A; power: 80.5 W; thrust: 266 g; efficiency: 3.31 g/W A1404 2800kv; GF3035 propeller; 70% throttle.
Test operating point	Voltage: 21.97 V; current: 5.2 A; power: 114.2 W; thrust: 276 g; efficiency: 2.42 g/W A1404 2800kv; GF3035 propeller; 80% throttle.
Test operating point	Voltage: 21.91 V; current: 6.76 A; power: 148.1 W; thrust: 314 g; efficiency: 2.12 g/W A1404 2800kv; GF3035 propeller; 90% throttle.
Test operating point	Voltage: 21.94 V; current: 6.55 A; power: 143.7 W; thrust: 307 g; efficiency: 2.14 g/W A1404 2800kv; GF3035 propeller; 100% throttle.
Test operating point	Voltage: 24.16 V; current: 2.84 A; power: 68.6 W; thrust: 207 g; efficiency: 3.02 g/W A1404 2800kv; GF3028 3R propeller; 60% throttle.
Test operating point	Voltage: 24.08 V; current: 4.32 A; power: 104.0 W; thrust: 263 g; efficiency: 2.53 g/W A1404 2800kv; GF3028 3R propeller; 70% throttle.
Test operating point	Voltage: 24.16 V; current: 5.81 A; power: 140.4 W; thrust: 318 g; efficiency: 2.27 g/W A1404 2800kv; GF3028 3R propeller; 80% throttle.
Test operating point	Voltage: 24.11 V; current: 7.23 A; power: 174.3 W; thrust: 351 g; efficiency: 2.01 g/W A1404 2800kv; GF3028 3R propeller; 90% throttle.
Test operating point	Voltage: 24.13 V; current: 7.16 A; power: 172.8 W; thrust: 343 g; efficiency: 1.99 g/W A1404 2800kv; GF3028 3R propeller; 100% throttle.
Test operating point	Voltage: 16.04 V; current: 1.22 A; power: 19.6 W; thrust: 105 g; efficiency: 5.37 g/W A1404 2750kv; GF3035 3R propeller; 60% throttle.
Test operating point	Voltage: 16.07 V; current: 2.16 A; power: 34.7 W; thrust: 141 g; efficiency: 4.06 g/W A1404 2750kv; GF3035 3R propeller; 70% throttle.
Test operating point	Voltage: 16.02 V; current: 3.31 A; power: 53.0 W; thrust: 180 g; efficiency: 3.39 g/W A1404 2750kv; GF3035 3R propeller; 80% throttle.
Test operating point	Voltage: 16.04 V; current: 4.19 A; power: 67.2 W; thrust: 210 g; efficiency: 3.12 g/W A1404 2750kv; GF3035 3R propeller; 90% throttle.