HS-645MG High Torque, Metal Gear Premium Sport Servo

Product Description

The powerful HS-645MG is one of Hitec’s most popular servos. It’s the perfect choice for those larger sport planes or monster trucks and buggies requiring a durable high torque servo. Featuring our unique M/P and metal gear train technology, the HS-645MG offers one of the strongest gear trains available in any servo.

Features

Top Selling High Torque Metal Gear Servo
Strong Three-Pole Ferrite Motor
Heavy Duty Metal Gear Train Featuring our Revolutionary Metal/Plastic First Gear (MP Gear)
Dual Ball Bearing-Supported Output Shaft

Accessories

Metal Gear Set | Link |
Metal / Plastic 1st Gear Set | Link |
Plastic Case Set | Link |
Applicable Horns

HS-645MG Servo Specifications

Performance Specifications
Operating Voltage Range (Volts DC)	4.8V ~ 6.0V
Speed (Second @ 60°)	0.24 ~ 0.20
Maximum Torque Range oz. / in.	107 ~ 133
Maximum Torque Range kg. / cm.	7.7 ~ 9.6
Current Draw at Idle	9.1 mA
No Load Operating Current Draw	450 mA
Stall Current Draw	2,500 mA
Dead Band Width	8 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)	1.94
Weight (Gram)	55.2
Circuit Type	HT7003 Analog SMT
Motor Type	3 Pole Metal Brush Ferrite
Gear Material	Metal
Bearing Type	Dual Ball Bearing
Output Shaft (type / Ømm)	Standard 24
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	N / A
Gas Helicopter	N / A
On Road	1/10th
Monster Truck	1/10th
Buggies	1/10th
Truggies	1/10th
Short Course / Truck	1/10th
Crawlers	1/12th
Sail Boat	=>1M+ & Scale
Power Boat	1/10th