Hitec is a leading designer and manufacturer of high-quality servo actuators for unmanned systems and robotics. Our mission-critical actuation technologies are used in UAVs, UGVs, AUVs and ROVs worldwide.
High Performance Servo Actuators
Our precision motion control solutions deliver unrivalled reliability, power, speed, and durability. Our off-the-shelf and custom actuators are designed for challenging and demanding industrial and commercial applications, such as military retrieval ROVs, UAVs/RPAS, Autonomous Vehicles and Robotics.
Precision Linear Actuators
Servo linear actuators for UAVs, robotics and unmanned vehicles
The HLS12 series of precision linear actuators features accurate repeatability and a range of versatile programmable functions in three different stroke lengths.
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Operating Voltage Range | 4.8 – 7.4 VDC | ||
No Load Speed | 10mm/s @ 4.8V, 13mm/s @ 6.0V, 15mm/s @ 7.4V | ||
Idle Current | 45 mA @ 4.8V, 50 mA @ 6.0V, 55 mA @ 7.4V | ||
No Load Current | 75 mA @ 4.8V, 80 mA @ 6.0V, 90 mA @ 7.4V | ||
Load Speed @ 1.7Kg (17N) | 8mm/s @ 4.8V, 11mm/s @ 6.0V, 13mm/s @ 7.4V | ||
Load Speed @ 3.1Kg (31N) | 4mm/s @ 4.8V, 7mm/s @ 6.0V, 12mm/s @ 7.4V | ||
Load Speed @ 4.2Kg (42N) | 3mm/s @ 4.8V, 5mm/s @ 6.0V, 9mm/s @ 7.4V | ||
Load Current @ 1.7Kg (17N) | 200 mA @ 4.8V, 210 mA @ 6.0V, 220 mA @ 7.4V | ||
Load Current @ 3.1Kg (31N) | 290 mA @ 4.8V, 300 mA @ 6.0V, 310 mA @ 7.4V | ||
Load Current @ 4.2Kg (42N) | 390 mA @ 4.8V, 400 mA @ 6.0V, 410 mA @ 7.4V | ||
Max Static Load | 200 N | ||
Repeatability | ±0.2mm | ±0.3mm | ±0.5mm |
Dimensions | 82 x 15 x 18mm 3.23 x 0.60 x 0.70 in |
102 x 15 x 18mm 4.02 x 0.60 x 0.70 in |
152 x 15 x 18mm 5.98 x 0.60 x 0.70 in |
Weight | 34g / 1.20 oz | 40g / 1.41 oz | 56g / 1.98 oz |
Learn more: Servo Linear Actuators
SG Series Brushless Actuators
Brushless actuators with high performance DC motors
The SG actuator series features high-performance brushless DC motors with hardened steel gears, and titanium gear options for the SG29 and SG33.
Encased with a rugged, IP67/IP68 rated anodized aluminium alloy casing, these actuators are capable of 360 degree proportional rotation and are ideal for a wide range of rotary applications within UAVs and robotic platforms.
The SG50BL also provides connectivity via CAN and UAVCAN protocols.
SG29 | SG33 | SG50BL | |
Operating Voltage Range | 9 – 15 VDC | 18 – 32 VDC | |
No Load Speed | 0.17 – 0.14 seconds per 60° 61 – 74 RPM 364° – 444° deg/sec |
0.20 – 0.17 seconds per 60° 49 – 60 RPM 295° – 360° deg/sec |
0.5 seconds per 60º 20 RPM |
Max Torque Range | 1035 – 1265 oz./in. 74.5 – 94.1 kg/cm 731 – 893.5 Ncm |
1843 – 2253 oz./in. 132.7 – 162.2 kg/cm 1301.6 – 1590.9 Ncm |
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Idle Current | 45 mA | 45 mA | 45 mA |
No Load Current | 630 mA | 500 mA | 300 mA |
Dimensions | 64 x 29 x 97 mm 2.52 x 1.14 x 3.82 in |
64 x 33 x 95 mm 2.52 x 1.30 x 3.74 in |
100 x 50 x 105mm 3.93 x 1.97 x 4.13 in. |
Weight | 380g/13.40 oz | 400g/14.41 oz | 1.45kg/51.15 oz |
Learn more: SG Series Actuators
DB Series Brushless Actuators
Brushless servo actuators for industrial-grade applications
The DB Series of brushless servo actuators features high-quality construction with hardened steel gears and aluminium IP-67 rated waterproof enclosures for demanding commercial and industrial applications.
The servos feature PWM and PWM/TTL command protocols and a wide range of programmable parameters, including end points, direction, speed and dead bands.
DB777WP | DB778WP | |
Operating Voltage Range | 6 – 7.4V | 6 – 7.4V |
No Load Speed | 0.06 – 0.08 seconds per 60º | 0.10 – 0.12 seconds per 60º |
Idle Current | 35 – 40 mA | 28 mA |
No Load Current | 250 – 350 mA | 500 – 600 mA |
Dimensions | 41.0 x 21.0 x 26.5 mm 1.61 x 0.82 x 1.04 in |
41.0 x 21.0 x 26.5 mm 1.61 x 0.82 x 1.04 in |
Weight | 68g / 23.98 oz | 70g / 2.47 oz |
Learn more: DB Series Brushless Actuators
Brushless Actuator Series
20mm high performance actuators with steel or titanium gears
The Brushless Series of high-performance 20mm actuators for robotics and unmanned systems features programmable 12-bit PWM Digital Circuitry, low power consumption for energy efficiency, and constant torque output across the entire voltage range.
Brushless Actuator Series – Steel Gears:
HSB-9465SH | HSB-9475SH | HSB-9485SH | |
Voltage | 6.0-7.4V | ||
No Load Speed | 111-143 RPM | 77-100 RPM | 56-67 RPM |
Max Torque Range | 132 Ncm | 190 Ncm | 255 Ncm |
Dimensions | 40.0 x 20.0 x 37.0 mm 1.58 x 0.79 x 1.48 in |
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Weight | 62g/2.19 oz |
Brushless Actuator Series – Titanium Gears:
HSB-9360TH | HSB-9370TH | HSB-9380TH | HSB-9381TH | HSB-M9381TH | HSR-M9382TH | |
Voltage | 6.0-7.4V | |||||
No Load Speed | 133-167 RPM | 83-100 RPM | 59-71 RPM | 59-71 RPM | 59-71 RPM | 59-71 RPM |
Max Torque Range | 167 Ncm | 265 Ncm | 383 Ncm | 383 Ncm | 383 Ncm | 383 Ncm |
Dimensions | 40.0 x 20.0 x 38.0 mm 1.58 x 0.79 x 1.50 in |
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Weight | 68g/2.40 oz |
Learn more: Brushless Actuator Series
MD Series Actuators
Heavy-duty and UAVCAN servo actuators for robotics and unmanned systems
The MD Series of IP65-rated heavy-duty actuators for robotics and unmanned systems features high-resolution programmable 32-bit digital circuitry, magnetic encoder position sensors, and a wide variety of protocol capabilities including CAN Bus (2.0A or 2.0B), UAVCAN, RS-485, PWM & TTL.
MD Series Actuators – 10-13mm:
MD145SW | MD65MG | MD70MH | MD85MG | MD89MW | |
Size | 10mm | 12mm | 12mm | 13mm | 13mm |
Voltage | 4.8-7.4V | 4.8-6.0V | 4.8-7.4V | 4.8-6.0V | 4.8-6.0V |
No Load Speed | 47-71 RPM | 47-71 RPM | 67-83 RPM | 59-77 RPM | 59-91 RPM |
Max Torque Range | 47-72 Ncm | 54-84 Ncm | |||
Dimensions | 30 x 10 x 37mm 1.18 x 0.39 x 1.45 in |
23.6 x 11.6 x 25.8mm 0.92 x 0.45 x 1.12 in |
23.6 x 11.6 x 30mm 0.92 x 0.45 x 1.18 in |
29 x 13 x 3mm 1.14 x 0.51 x 1.18 in |
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Weight | 27.7 g 0.98 oz |
11.9 g 0.42 oz |
14.1 g 0.49 oz |
25.0 g 0.88 oz |
MD Series Actuators – 15-20mm:
MD250MW | MD245MW | MD485HW | MD950MW | MD980TW | |
Size | 15mm | 17mm | 20mm | 20mm | 22mm |
Voltage | |||||
No Load Speed | 50-77 RPM | 59-91 RPM | 50-67 RPM | 44-72 RPM | 36-59 RPM |
Max Torque Range | 48.1-73.5 Ncm | 41.2-62.8 Ncm | 47-73 Ncm | 255-431.5 Ncm | |
Dimensions | 35x15x33mm 1.40×0.60×1.30in |
32.4×16.8×32.8mm 1.30×0.66×1.30in |
39.8×19.8x38mm 1.57×0.78×1.50in |
40x20x38mm 1.57×0.79×1.50in |
43.8×22.4x40mm 1.72×0.88×1.57in |
Weight | 31.0 g 1.09 oz |
34.0 g 1.2 oz |
45.0 g 1.59 oz |
68.0 g 2.4 oz |
79.0 g 2.79 oz |
Learn more: MD Series Actuators
MD Series Waterproof Actuators
Rugged IP67-rated waterproof actuators
The MD Series of waterproof actuators additionally features IP67 rated casings:
MD845WP and MDR845WP (Continuous Rotation) |
MD1100WP | |
Size | 32mm | 33mm |
Voltage | 4.8-7.4V | 11.1-14.8V |
No Load Speed | 56-67 RPM | 38-53 RPM |
Max Torque Range | 318.7-490.3 Ncm | 824-1078 Ncm |
Dimensions | 66.0 x 32.0 x 62.0 mm 2.6 x 1.26 x 2.44 in |
64.0 x 33.0 x 73.0 mm 2.52 x 1.30 x 2.87 in |
Weight | 227 g 8.01 oz |
363 g 12.8 oz |
Learn more: MD Series Waterproof Actuators
Continuous Rotation Series Actuators
The Continuous Rotation Series of actuators features 360 degree proportional rotation for robotic applications.
HSR-2645CR | HSR-1425CR | MDR845WP | HSR-M9382TH | |
Gears | Metal | Plastic | Metal | |
Voltage | 4.8 – 6.0 DVC | 4.8 – 6.0 DVC | 4.8 – 7.4 DVC | 4.8 – 7.4 DVC |
No Load Speed | 0.22 – 0.14 seconds per 60° 46 – 72 RPM 274° – 432° deg/sec |
0.23 – 0.19 seconds per 60° 43 – 52 RPM 261° – 313° deg/sec |
0.26 – 0.17 seconds per 60° 56-67 RPM 333° – 400° deg/sec |
0.17 – 0.14 seconds per 60° 59-71 RPM 353° – 429° deg/sec |
Max Torque Range | 111-139 oz./in. 8.0-10.0 kg/cm 79-98 Ncm |
39-47 oz./in. 2.8-3.4 kg/cm 28-33 Ncm |
452-695 oz./in. 32.5-50.0 kg/cm 318.7-490.3 Ncm |
472 oz./in. 34 kg/cm 383 Ncm |
Idle Current | 10 mA | 10 mA | 30 mA | 27 mA |
No Load Current | 140 mA | 188 mA | 1600 mA | 250 mA |
Dimensions | 1.60 x 0.78 x 1.49 in 40.6 x 19.8 x 37.8 mm |
1.60 x 0.78 x 1.44 in 40.6 x 19.8 x 36.6 mm |
2.60 x 1.26 x 2.44 in 66.0 x 32.0 x 62.0 mm |
1.58 x 0.79 x 1.50 in 40.0 x 20.0 x 38.0 mm |
Weight | 1.87 oz/53 g | 1.47 oz/42 g | 8.01 oz/227 g | 2.40 oz/68 g |
Learn more: Continuous Rotation Series Actuators