The metal D-645MW is part of our D-Series servo line. All Hitec D-Series servos have been designed using our brand new, cutting edge, custom engineering. Combining industry leading high-resolution, state-of-the-art ultra-response technology with a 32-bit MCU and 12-bit ADC for unprecedented programmability and flexibility, these servos deliver significantly smoother movement. The speedy, powerful line operates on a wide 4.8 ~ 8.4 voltage range, allowing use with any common battery chemistry without the need for adapters or regulators. Featuring Hitec’s industry standard 25-tooth output spline with 3mm hex screw, each D-Series servo brings monster performance never known before in the market.
Features
- Programmable PWM Digital Amplifier
- 32-Bit MCU with 12-Bit ADC Circuitry
- 4096 Resolution
- 1M Cycle Long Life Potentiometer
- Wide Operating Voltage (4.8 ~ 8.4 Volts DC)
- Dual Ball Bearing Supported Output Shaft
- 25-Tooth Output Spline
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D645MW Servo Specifications
| Performance Specifications |
| Operating Voltage Range (Volts DC) |
4.8V ~ 6.0V ~ 7.4V |
| Speed (Second @ 60°) |
0.28 ~ 0.20 ~ 0.17 |
| Maximum Torque Range oz. / in. |
115 ~ 158 ~ 180 |
| Maximum Torque Range kg. / cm. |
8.3 ~ 11.3 ~ 12.9 |
| Current Draw at Idle |
30 mA |
| No Load Operating Current Draw |
500 mA |
| Stall Current Draw |
2,650 mA |
| Dead Band Width |
2 µs |
| Physical Specifications |
| Dimensions (Inches) |
1.59 x 0.77 x 1.48 |
| Dimensions (Metric) |
40.6 x 19.8 x 37.8 |
| Weight (Ounces) |
2.11 |
| Weight (Gram) |
57.0 |
| Circuit Type |
32bit Programable Digital |
| Motor Type |
3 Pole Metal Brush Ferrite |
| Gear Material |
Metal |
| Bearing Type |
Dual Ball Bearing |
| Output Shaft (type / Ømm) |
H25T |
| Case Material |
Plastic |
| Dust / Water Resistance |
N / A |
| Connector Gauge (AWG) / Strand Count |
22 / 60 |
| Radio Control Applications |
| Parkflyer |
N / A |
| Sport Plane |
12 - 15 lbs. |
| Sailplane |
2 meters and up |
| 3D Performance |
12 - 15 lbs. |
| Scale |
12 - 15 lbs. |
| Electric Helicopter |
600mm |
| Gas Helicopter |
50 - 59 Class |
| On Road |
1/10th |
| Monster Truck |
1/10th |
| Buggies |
1/10th |
| Truggies |
1/10th |
| Short Course / Truck |
1/10th |
| Crawlers |
1/10th |
| Sail Boat |
= >1M & Scale |
| Power Boat |
1/10th |
