UART Bus Servo
| Part NO. | Protocol | Appearance | Input Voltage | No-load Speed (7.4V) | Stall Torque (7.4V) | Stall Current (7.4V) | Angle | Resolution | Motor Type | Gear Material | Gear Ratio | Case Material | Dimensions | Weight | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | RP8-U45 | Half-Duplex UART | Dual-Shaft | 6.0V-8.4V | 0.098 Sec/60° | 45 Kg-cm | 6A | 270° | 4096 | Coreless DC Motor | Steel | 273:1 | Top/Bottom: Engineering Plastics Middle: Anodized Aluminium | 40×20×40(mm) | 66g |
 | HP8-U45 | Half-Duplex UART | Single-Shaft | 6.0V-8.4V | 0.098 Sec/60° | 45 Kg-cm | 6A | 270° | 4096 | Coreless DC Motor | Steel | 273:1 | Top/Bottom: Engineering Plastics Middle: Anodized Aluminium | 40×20×40(mm) | 67g |
 | RA8-U25 | Half-Duplex UART | Dual-Shaft | 6.0V-8.4V | 0.15 Sec/60° | 25 Kg-cm | 3A | 270° | 2048 | Core DC Motor | Copper | 273:1 | Top/Bottom: Engineering Plastics Middle: Anodized Aluminium | 40×20×40(mm) | 63g |
 | HA8-U25 | Half-Duplex UART | Single-Shaft | 6.0V-8.4V | 0.15 Sec/60° | 25 Kg-cm | 3A | 270° | 2048 | Core DC Motor | Copper | 273:1 | Top/Bottom: Engineering Plastics Middle: Anodized Aluminium | 40×20×40(mm) | 64g |
 | RA8-U35 | Half-Duplex UART | Dual-Shaft | 6.0V-8.4V | 0.22 Sec/60° | 35 Kg-cm | 3A | 270° | 2048 | Core DC Motor | Aluminum | 378:1 | Top/Bottom: Engineering Plastics Middle: Anodized Aluminium | 40×20×40(mm) | 53g |
 | HA8-U35 | Half-Duplex UART | Single-Shaft | 6.0V-8.4V | 0.22 Sec/60° | 35 Kg-cm | 3A | 270° | 2048 | Core DC Motor | Aluminum | 378:1 | Top/Bottom: Engineering Plastics Middle: Anodized Aluminium | 40×20×40(mm) | 54g |