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GDW BLS Series Servos BLS892 BLS895 DS820
$68.29
Sale price
$68.29
Regular price
$87.55
1. General Specifications & Data Comparison
| Parameter | BLS892HV | BLS895 | DS820MG |
| Operation Voltage Range | 4.8V to 8.4V | 4.8V to 8.4V | 4.8V to 8.4V |
| Operating Temperature Range | -20°C to +60°C | -20°C to +60°C | -10°C to +60°C |
| Working Frequency | 1520µs / 333Hz | 760µs / 333Hz | 1520µs / 333Hz |
| Pulse Width / Angle Range | N/A | Pulse width 500-1000µs / Angle 90° | N/A |
| Motor Type | Brushless motor (17×18mm) | Brushless motor (17×18mm) | Coreless motor (17×18mm) |
| Potentiometer Type | Japan Noble 220° | Japan Noble 220° | Japan Noble 220° |
| Chip Type | Digital | Digital | Digital |
| Weight | 77g ± 1g | 75g ± 1g | 80g ± 1g |
| Gear Material | Plated Titanium | Plated Titanium Aluminum | Plated Titanium Aluminum |
| Horn Gear Spline | 25T (Φ 5.9mm) | 25T (Φ 5.9mm) | 25T (Φ 5.9mm) |
| Wire Length | 330mm ± 5mm | 330mm ± 5mm | 330mm ± 5mm |
| Wire Diameter | 0.3mm² | 0.3mm² | N/A |
| Number of Wire Cores | 60 | 60 | N/A |
| Dead Band Width | 2µs | 2µs | 2µs |
2. Performance Comparison (Bench Test Reported Values)
| Test Voltage | Parameter | BLS892HV (Image 1) | BLS895 (Image 2) | DS820MG (Image 3) |
| 6.0V | Speed | 0.1 sec / 60° | 0.05 sec / 60° | 0.1 sec / 60° |
| Torque | 18 kg·cm | 7.0 kg·cm | 17.5 kg·cm | |
| Continuous Current | 600mA | 700mA | 700mA | |
| Stall Current | 3000mA | 2500mA | 3000mA | |
| 7.4V | Speed | 0.08 sec / 60° | 0.04 sec / 60° | 0.08 sec / 60° |
| Torque | 23 kg·cm | 8.0 kg·cm | 22 kg·cm | |
| Continuous Current | 700mA | 800mA | 800mA | |
| Stall Current | 3500mA | 3100mA | 3500mA | |
| 8.4V | Speed | 0.07 sec / 60° | 0.03 sec / 60° | 0.07 sec / 60° |
| Torque | 26 kg·cm | 9.0 kg·cm | 25 kg·cm | |
| Continuous Current | 800mA | 900mA | 900mA | |
| Stall Current | 3800mA | 3600mA | 4000mA |