Overview
The Hobbywing XRotor FPV 2812 is an FPV Motor offered in 900KV and 1100KV variants for 4-6S setups. It features a cooling structure for heat dissipation, a grooved propeller mount design to help prevent propeller slipping, and component materials noted as N52 magnetic tiles, 0.2mm silicon steel sheets, and high-temperature resistant enameled wire.
Key Features
- Cooling structure designed to improve heat dissipation performance; stated maximum running time under full load extended by more than 40% versus motors of the same specifications from other brands.
- Heavy-load efficiency stated to be approximately more than 5% higher compared to motors of the same specifications from other brands (efficiency vs thrust comparison shown for XRotor-2812-900KV-HQ9x5x3-CCW-24V).
- New tooth groove anti-slip design: grooved propeller mount designed to help prevent the propeller from slipping.
- Material notes: N52 strong magnetic tiles; high-performance 0.2mm silicon steel sheets; high-temperature resistant enameled wire (200°C specified; 220°C also referenced in feature graphic).
- Charted comparison (2812-900KV): maximum test current 38 A and maximum continuous running time with full throttle 40 s (comparison shown against “a brand of motor 2812-900KV” at 37.7 A and 7 s).
Customer service: https://rcdrone.top/ or support@rcdrone.top
Specifications
| Parameter | XRotor 2812 900KV | XRotor 2812 1100KV |
|---|---|---|
| Product Number | 30418003 | 30418004 |
| KV Rating | 900KV | 1100KV |
| LiPo Cells | 4-6S | 4-6S |
| No-Load Current | 1.5A/24V | 1.88A/24V |
| Rated Power Output | 200W | 250W |
| Maximum Current | 49.6A/9s | 64.1A/10s |
| Maximum Power | 1191W/9s | 1538W/10s |
| Maximum Thrust | 3355g | 3722g |
| Motor Weight | 83.4g | 83.8g |
| Motor Size | Dia. 34 x 25.5mm | Dia. 34 x 25.5mm |
| Slot/Pole | 12N14P | 12N14P |
| Wire Size | 18AWG | 18AWG |
| Wire Length | 250mm | 250mm |
| Enamelled Wire Insulation Class | 200°C High temperature Resistant, C Class insulation | 200°C High temperature Resistant, C Class insulation |
| Internal Resistance | 63.9 mOhm | 46.6 mOhm |
| Shaft Diameter | D5+M5 | D5+M5 |
| Shaft Length | 15mm | 15mm |
| Screw Diameter / Thread | Dia. 19mm - 4 x M3 | Dia. 19mm - 4 x M3 |
Recommended Props/ESCs
| Item | XRotor 2812 900KV | XRotor 2812 1100KV |
|---|---|---|
| Recommended ESC | XRotor FPV G2 65A 4in1 ESC | XRotor FPV G2 65A 4in1 ESC |
| Propeller | 4-6S: HQ8x4.5x3; HQ9x5x3 | 4-6S: HQ8x4.5x3 |
Details

The vented rotor design leaves the windings exposed for improved airflow and cooling during sustained FPV use.

The XRotor 2812 motor is rated for over 5% better heavy-load efficiency compared with similar 2812 900KV setups.

The XRotor 2812 motor uses a grooved propeller mount design to help reduce prop slippage during flight.

The XRotor 2812-900KV motor is rated in the chart at 38A maximum test current and 40 seconds of full-throttle continuous running time.
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