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Home > Servos and Servo Accessories > Digital >   D-Series

Digital Servos

Hobbyists throughout the world continue to recognize Hitec as their preferred servo source. From the feather-weight reliability of our analog favorite HS-55 to the ultra performance and advanced engineering of our 32-bit D-Series servos, we provide what every pilot, driver and roboticist demand. Servos...it’s what we do!

Micro / Mini / Wing
Sport
Coreless
Brushless
D-Series
Waterproof
Giant

D131MW 8.5mm, Ultra-Nano, Coreless, Metal Case, Low Profile, Wing Servo »

Dimensions in | mm: 0.87 x 0.34 x 0.91 | 22.0 x 8.5 x 23.2
Weight oz | g: 0.35 | 9.8
Torque oz / in | kg / cm (4.8V / 7.4V) 40 | 2.9
Speed: (Second @60°) 0.11
High Voltage Servo: Yes
Good: N/A Better: N/A Best: N/A

D145SW, 32-Bit, Wide Voltage, Steel Servo »

Dimensions in | mm: 1.18 x 0.39 x 1.45 | 30.0 x 10.0 x 37.0
Weight oz | g: 0.84 | 24.0
Torque oz / in | kg / cm (6.0V / 7.4V) 54 / 68 / 84 | 3.9 / 4.9 / 6.0
Speed: (Second @60°) 0.21 / 0.17 / 0.14
High Voltage Servo: Yes
Good: HS-125MG Better: HS-5125MG Best: D145MW

D485HW, 32-Bit, Wide Voltage, Karbonite Servo »

Dimensions in | mm: 1.57 0.78 x 1.49 | 39.8 x 19.8 x 38.0
Weight oz | g: 1.59 | 45.0
Torque oz / in | kg / cm (6.0V / 7.4V) 72 / 89 / 104 | 5.2 / 6.4 / 7.5
Speed: (Second @60°) 0.20 / 0.17 / 0.15
High Voltage Servo: Yes
Good: HS-430BH Better: HS-5485HB Best: D485HW

D625MW 32-Bit, High Speed, Metal Gear Servo »

Dimensions in | mm: 1.59 x 0.77 x 1.48 | 40.6 x 19.8 x 37.8
Weight oz | g: 2.11 | 57.0
Torque oz / in | kg / cm (6.0V / 7.4V) 87 / 122 / 139 | 6.3 / 8.8 / 10.0
Speed: (Second @60°) 0.20 / 0.15 / 0.13
High Voltage Servo: Yes
Good: HS-625MG Better: D625MW Best: D930SW

D645MW 32-Bit, High Torque, Metal Gear Servo »

Dimensions in | mm: 1.59 0.77 x 1.48 | 40.6 x 19.8 x 37.8
Weight oz | g: 2.11 | 57.0
Torque oz / in | kg / cm (6.0V / 7.4V) 115 / 158 / 180 | 8.3 / 11.3 / 12.9
Speed: (Second @60°) 0.28 / 0.20 / 0.17
High Voltage Servo: Yes
Good: HS-645MG Better: D645MW Best: D954SW

D646WP 32bit Digital, High Torque, Waterproof Servo »

Dimensions in | mm: 1.65 x 0.83 x 1.57 | 41.8 x 21.0 x 40.0
Weight oz | g: 2.15 | 61.0
Torque oz / in | kg / cm (6.0V / 7.4V) 157 ~ 179 | 11.3 ~ 12.9
Speed: (Second @60°) 0.20 ~ 0.18
High Voltage Servo: Yes
Good: HS-646WP Better: HS-5646WP Best: D646WP

D840WP 32-Bit, Multi Purpose, Waterproof, Steel Gear Servo »

Dimensions in | mm: 2.59 x 1.26 x 2.44 | 66 x 32 x 62
Weight oz | g: 8.0 | 227.0
Torque oz / in | kg / cm (6.0V / 7.4V) 265 ~ 335 ~ 419 | 19.0 ~ 24.0 ~ 30.0
Speed: (Second @60°) 0.17 ~ 0.14 ~ 0.11
High Voltage Servo: Yes
Good: HS-5765MH Better: HS-5805MG Best: D840WP

D845WP - Digital Mega Scale Monster Torque Waterproof Servo »

Dimensions in | mm: 2.6 x 1.26 x 2.44 | 66.0 x 32.0 x 62.0
Weight oz | g: 8.01 | 227.0
Torque oz / in | kg / cm (6.0V / 7.4V) 452 ~ 695 | 32.5 ~ 50.0
Speed: (Second @60°) 0.26 ~ 0.17
High Voltage Servo: Yes
Good: HS-5765MH Better: HS-5805MG Best: D845WP

D85MG Micro, 32-Bit, Metal Gear Servo »

Dimensions in | mm: 1.14 x 0.51 x 1.18 | 29.0 x 13.0 x 30.0
Weight oz | g: 0.77 | 21.9
Torque oz / in | kg / cm (4.8V / 6.0V) 50 ~ 60 | 3.6 ~ 4.3
Speed: (Second @60°) 0.17 ~ 0.13
High Voltage Servo: No
Good: HS-85MG Better: HS-5085MG Best: D85MG

D89MW, 32-Bit, Wide Voltage, Metal Gear Servo »

Dimensions in | mm: 1.14 x 0.51 x 1.18 | 29.0 x 13.0 x 30.0
Weight oz | g: 0.88 | 25.0
Torque oz / in | kg / cm (6.0V / 7.4V) 74 / 89 / 118 | 5.3 / 6.4 / 8.5
Speed: (Second @60°) 0.17 / 0.13 / 0.11
High Voltage Servo: Yes
Good: HS-85MG Better: HS-5087MG Best: D89MW

D940TW 32-Bit, High Speed, Titanium Gear Servo »

Dimensions in | mm: 1.57 x 0.79 x 1.50 | 40.0 x 20.0 x 38.0
Weight oz | g: 2.4 | 68.0
Torque oz / in | kg / cm (6.0V / 7.4V) 139 / 187 / 229 | 10 / 13.5 / 16.5
Speed: (Second @60°) 0.11 / 0.08 / 0.07
High Voltage Servo: Yes
Good: D940TW Better: HSB-9465SH Best: HSB-9360TH

D941TW 32-Bit, Metal Case, High Speed, Titanium Gear Servo »

Dimensions in | mm: 1.57 x 0.79 x 1.50 | 40.0 x 20.0 x 38.0
Weight oz | g: 2.4 | 68.0
Torque oz / in | kg / cm (6.0V / 7.4V) 139 / 187 / 229 | 10 / 13.5 / 16.5
Speed: (Second @60°) 0.11 / 0.08 / 0.07
High Voltage Servo: No
Good: D940TW Better: HSB-9465SH Best: HSB-9360TH

D946TW 32-Bit, Metal Case, Multipurpose, Titanium Gear Servo »

Dimensions in | mm: 1.57 x 0.79 x 1.50 | 40.0 x 20.0 x 38.0
Weight oz | g: 2.4 | 68.0
Torque oz / in | kg / cm (6.0V / 7.4V) 194 / 250 / 319 | 14 / 18 / 23
Speed: (Second @60°) 0.16 / 0.12 / 0.10
High Voltage Servo: Yes
Good: D946TW Better: HSB-9475SH Best: HSB-9370TH

D950TW 32-Bit, Ultra Torque, Titanium Gear Servo »

Dimensions in | mm: 1.57 x 0.79 x 1.50 | 40.0 x 20.0 x 38.0
Weight oz | g: 2.4 | 68.0
Torque oz / in | kg / cm (6.0V / 7.4V) 292 / 403 / 486 | 21 / 29 / 35
Speed: (Second @60°) 0.23 / 0.17 / 0.14
High Voltage Servo: Yes
Good: D950TW Better: HSB-9485SH Best: HSB-9380TH

D951TW 32-Bit, Metal Case, High Torque, Titanium Gear Servo »

Dimensions in | mm: 1.57 x 0.79 x 1.50 | 40.0 x 20.0 x 38.0
Weight oz | g: 2.4 | 68.0
Torque oz / in | kg / cm (6.0V / 7.4V) 292 / 403 / 486 | 21 / 29 / 35
Speed: (Second @60°) 0.23 / 0.17 / 0.14
High Voltage Servo: Yes
Good: D951TW Better: HSB-9485SH Best: HSB-9380TH

D954SW 32-Bit, High Torque, Steel Gear Servo »

Dimensions in | mm: 1.57 0.78 x 1.45 | 40.0 x 20.0 x 37.0
Weight oz | g: 2.40 | 68.0
Torque oz / in | kg / cm (6.0V / 7.4V) 18.0 / 24.0 / 29.0 | 251 / 335 / 405
Speed: (Second @60°) 0.19 / 0.13 / 0.12
High Voltage Servo: Yes
Good: D954SW Better: D955TW Best: HSB-9485SH

D955TW 32-Bit, High Torque, Titanium Gear Servo »

Dimensions in | mm: 1.57 x 0.78 x 1.45 | 40.0 x 20.0 x 37.0
Weight oz | g: 2.29 | 65.0
Torque oz / in | kg / cm (6.0V / 7.4V) 18.0 / 24.0 / 29.0 | 251 / 335 / 405
Speed: (Second @60°) 0.19 / 0.13 / 0.12
High Voltage Servo: Yes
Good: D955TW Better: HSB-9485SH Best: HSB-9380TH

D956WP 32-Bit, High Torque, Waterproof, Steel Gear Servo »

Dimensions in | mm: 1.57 x 0.78 x 1.46 | 40.0 x 20.0 x 37.0
Weight oz | g: 2.40 | 68.0
Torque oz / in | kg / cm (6.0V / 7.4V) 251 ~ 405 | 18.0 ~ 29.0
Speed: (Second @60°) 0.19 ~ 0.12
High Voltage Servo: Yes
Good: N/A Better: N/A Best: N/A

D980TW 32-Bit, Monster Torque, Titanium Gear Servo »

Dimensions in | mm: 1.72 x 0.88 x 1.57 | 43.8 x 22.4 x 40.0
Weight oz | g: 2.76 | 79.0
Torque oz / in | kg / cm (6.0V / 7.4V) 361 / 500 / 611 | 26 / 36 / 44
Speed: (Second @60°) 0.28 / 0.21 / 0.17
High Voltage Servo: Yes
Good: D950TW Better: D980TW Best: HSB-9380TH

DB777WP 32-Bit MCU, Low Profile Waterproof Servo »

Dimensions in | mm: 1.61 x 0.83 x 1.04 | 41.0 x 21.0 x 26.5
Weight oz | g: 2.40 | 68.0
Torque oz / in | kg / cm (6.0V / 7.4V) 111 ~ 153 | 8.0 ~ 11.0
Speed: (Second @60°) 0.08 ~ 0.06
High Voltage Servo: Yes
Good: N/A Better: N/A Best: N/A

DB778WP Brushless, Ultra Torque, Low Profile, Waterproof Servo »

Dimensions in | mm: 1.61 x 0.82 x 1.04 | 41.0 x 21.0 x 26.5
Weight oz | g: 2.40 | 68.0
Torque oz / in | kg / cm (4.8V / 7.4V) 283.56 @ 8.4V | 20.41 @ 8.4V
Speed: (Second @60°) 0.08 @ 8.4V
High Voltage Servo: Yes
Good: DB777WP Better: N/A Best: DB778WP

DB961WP 20mm, Ultra-Premium, Brushless, Hardened Steel Gear, Waterproof Servo »

Dimensions in | mm: 1.57 x 0.78 x 1.53 | 40 x 20 x 39
Weight oz | g: 3.17 | 90
Torque oz / in | kg / cm (6.0V / 7.4V) 763 | 55
Speed: (Second @60°) 0.18 / 0.15
High Voltage Servo: Yes
Good: N/A Better: D951TW Best: DB961WP