| Item | Value |
| Model | GM8112 / GM8112 (with encoder) |
| Motor Outer Diameter | Φ89.5±0.05mm |
| Structure Configuration | 36N/42P |
| Motor Height | 26±0.2mm / 33.4±0.2mm |
| Hollow Shaft (Outer Diameter) | Φ25 -0.008/-0.012mm |
| Hollow Shaft (Inner Diameter) | Φ22 +0.05/+0.1mm |
| Wire Length | 610±3mm |
| Wire Gauge | #24 AWG |
| Motor Weight | 428±1g / 446±1g |
| Connector | 2.5mm Dupont Connector |
| Rotor Housing Runout | ≤0.1mm |
| No-load Current | 0.3±0.1A |
| No-load Voltage | 22V |
| No-load Speed | 380~420 RPM |
| Load Current | 2A |
| Load Voltage | 20V |
| Load Torque | 6000–9000 g·cm |
| Motor Internal Resistance | 4.2Ω±5% (resistance varies with temperature) |
| Max Power | ≤80W |
| Operating Voltage | 3–5S |
| Withstand Voltage Test | DC500V, 1mA for 2 seconds |
| Rotation Direction (Shaft End) | Clockwise |
| Operating Temperature | -20~60℃, Humidity 10%–90% RH |
| High Temperature Test | Operate continuously at 60℃ for 100h, return to normal after 24h at ambient temperature |
| Low Temperature Test | Operate continuously at -20℃ for 100h, return to normal after 24h at ambient temperature |
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