Overview
The Surpass Hobby BAT S2306.5 FPV brushless motor is available in 1800KV and 2500KV versions for FPV multirotor builds. It uses a 2306.5 stator, a detachable motor design, and an M5 threaded shaft for propeller installation.
Key Features
- Detachable construction for motor cleaning and maintenance.
- Ventilated bell design intended to support heat dissipation.
- M5 threaded shaft with an included M5 nut.
- 48SH rotor with NdFeB magnet tiles.
- NMB bearings, 220 C-rated single-strand copper wire, and 0.2 mm silicon steel laminations.
Specifications
| Model | BAT S2306.5 |
| Motor type | FPV brushless motor |
| KV options | 1800KV, 2500KV |
| Stator size | 23 x 6.5 mm |
| Rotor poles | 14 |
| Weight | 34 g |
| Shaft thread | M5 |
| Mounting pattern | 4 x M3, 16 x 16 mm |
| Recommended propeller | 5.1 x 4.1 x 3 in |
Electrical Data
| KV | Voltage Range | Max Current | No-Load Current | Resistance |
|---|---|---|---|---|
| 1800KV | 24 V | 48 A | 0.7 A | 0.088 ohm |
| 2500KV | 20 V | 51 A | 1.1 A | 0.042 ohm |
Maximum Thrust Test Data
| KV | Test Voltage | Input Power | Thrust | Efficiency |
|---|---|---|---|---|
| 1800KV | 23.7 V | 1152.0 W | 1912 g | 1.66 g/W |
| 2500KV | 19.7 V | 1008.0 W | 1902 g | 1.89 g/W |
Maximum-thrust figures were measured with a 5.1 x 4.1 x 3 in propeller. Select the required KV option before ordering. For product assistance, contact rcdrone.top.
What's Included
- 1 x Surpass Hobby BAT S2306.5 motor
- 4 x M3 x 8 screws
- 1 x M5 nut
Details

The BAT S2306.5 is available in 1800KV and 2500KV versions for 5-inch FPV multirotor builds.

NMB bearings, copper windings, and 0.2 mm silicon steel laminations support the motor construction.

An M5 threaded shaft provides propeller mounting, with an M5 nut included.

The detachable design allows access for motor cleaning and maintenance, while the ventilated bell supports heat dissipation.

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