Overview

DarwinFPV Bling Series Bling 1504 4000KV is a brushless FPV drone motor designed for 24 inch small drones, featuring a diamond-inspired electroplated look and a 12N14P magnetic structure for efficient, stable power delivery.

Key Features

Diamond-inspired electroplated design for high visibility during rotation
12N14P framework (upgraded from traditional 9N12P design concept)
NSK bearings, N52H magnets, and 220C high-temperature resistant copper windings
Lightweight build: 100.2 g (including wires)
Mounting pattern: 9×9 mm (M2)

Specifications

Version	Bling 1504 4000KV
KV	4000KV
Stator dimension	154 mm
Rated voltage	16V (4S LiPo)
Idle current	0.8A
Maximum current	14.5A
Maximum power	232W
Framework	12N14P
Prop shaft	1.53.5 mm
Interphase resistance	243 m
Bearing specification	252.5 mm
Rotor	Split
Magnet	N52H
Winding	Single strand copper winding
Lead wire size	28AWGx150 mm
Mounting holes	9×9 mm (M2)
Dimensions	18.2519 mm
Weight (including wires)	100.2 g
Applicable models	33.5 inch Freestyle FPV Drones; 25 inch CineWhoop FPV Drones; 4 inch Long Range FPV Drones

Thrust Test Data (16V)

Propeller: GEMFAN-3525-3

Throttle (%)	Voltage (V)	Speed (RPM)	Current (A)	Thrust (g)	Power (W)	Efficiency (g/W)
10	16	6100	0.1	13	1.6	8.13
20	16	10700	0.5	51	8	6.38
30	16	14100	1.3	94	20.8	4.52
40	16	16800	2.2	132	35.2	3.75
50	16	19700	3.6	182	57.6	3.16
60	16	22100	5.2	231	83.2	2.78
70	16	24200	7.0	281	112	2.51
80	16	25600	9.0	332	144	2.31
90	16	27400	11.4	370	182.4	2.03
100	16	29700	14.7	439	235.2	1.87

Propeller: HQ3525-3

Throttle (%)	Voltage (V)	Speed (RPM)	Current (A)	Thrust (g)	Power (W)	Efficiency (g/W)
10	16	6140	0.1	13	1.6	8.13
20	16	10900	0.5	52	8	6.50
30	16	14600	1.2	95	19.2	4.95
40	16	17200	2.1	132	33.6	3.93
50	16	20000	3.4	177	54.4	3.25
60	16	23100	5.0	238	80	2.98
70	16	25200	6.8	287	108.8	2.64
80	16	27400	8.8	335	140.8	2.38
90	16	28400	10.8	371	172.8	2.15
100	16	31200	14.5	469	232	2.02

Whats Included

Bling 1504 4000KV Motor
M2*5 Hex Socket Black Round Head Screw (x5)
Sticker (x2)

Applications

33.5 inch freestyle FPV drones
25 inch CineWhoop FPV drones
4 inch long range FPV drones

For compatibility questions (props, ESC/current headroom, or build recommendations), contact [email protected] or visit https://rcdrone.top/.

Details

A diamond-inspired electroplated finish adds standout visibility while keeping the Bling 1504 lightweight for small FPV builds.

Built to deliver solid performance and durability without the premium price tag.

The upgraded 12N14P magnetic structure is tuned for efficient, stable power delivery on 24 inch drones.

NSK bearings, N52H magnets, and high-temperature copper windings support smooth running and long-term reliability.

A compact 1504 stator size helps keep micro freestyle and CineWhoop builds responsive and agile.

Key specs at a glance for matching props, frames, and ESC current headroom.

Reference thrust data at 16V (4S) helps compare prop options and expected current draw.

The standard 99 mm M2 mounting pattern fits many popular micro frames.

Everything needed for installation is included: motor, M25 screws, and stickers.

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DarwinFPV Bling 1504 4000KV Brushless FPV Drone Motor, 12N14P, 16V (4S), 100.2g, M2 9×9