XQ-S9130D 130kg·cm 16.8V Brushless Servo

XQ-S9130D brushless servo with PWM input, 64 × 33 × 76 mm and 411 g, rated 130 kg·cm (12.75 N·m / 1805 oz·in) at 16.8 V with 0.140 s/60° no-load speed. Steel geartrain on 2 × ball bearing, 25T-φ9.95 mm spline, 360° customizable travel.

SKU: XQ-S9130D Category:
product
130KG·CM STALL 0.140S/60° NO-LOAD 16.8V RATED
411G WEIGHT SteelGEARTRAIN 360°TRAVELCustomizable

Overview

The 9130 is the tall-case 130 kg·cm brushless servo: 64 × 33 × 76 mm, 411 g, 7075 aluminium CNC body with a red anodised fin stack, and a 220° mechanical limit on the output.

The geartrain is steel on two ball bearings, the output is a 25T-φ9.95 mm spline with a metal horn, and the servo ships with a 500 mm lead. Ratings are 100, 115 and 130 kg·cm at 8.4, 12.6 and 16.8 V, with stall current at or under 9 A.

This page covers the PWM build: a standard 50–333 Hz pulse input, 1500 µs neutral and a 3–4 µs dead band. It is the version to pick when the servo hangs off a receiver or a flight controller and you want nothing between the two.

Performance at each supply voltage

Supply No-load speed Peak stall torque Idle current Stall current
8.4 V 0.280 s/60° (214 °/s) 100 kg·cm (9.81 N·m / 1389 oz·in) 150 mA 6.5 A
12.6 V 0.170 s/60° (353 °/s) 115 kg·cm (11.28 N·m / 1597 oz·in) 270 mA 8 A
16.8 V 0.140 s/60° (429 °/s) 130 kg·cm (12.75 N·m / 1805 oz·in) 400 mA 9 A
Specifications scale with supply voltage. When comparing against another servo, compare at the same rail — 130 kg·cm at 16.8 V and 100 kg·cm at 8.4 V are not the same machine.

Control specification

Item Specification
Command signal PWM, 50–333 Hz
Amplifier Digital controller
Pulse width range 800–2200 µs, customizable
Neutral position 1500 µs, customizable
Dead band 4 µs
Rotating direction CCW (1000–2000 µs), customizable
Travel 360°, customizable

Mechanical specification

Item Specification Item Specification
Dimensions 64 × 33 × 76 mm Case material 7075 aluminium, CNC
Weight 411 g Geartrain Steel
Bearings 2 × ball bearing Motor Brushless
Output spline 25T-φ9.95 mm Horn Metal
Lead / connector 500 mm Mechanical limit 220°
Operating temperature −20 °C to 60 °C Storage temperature −30 °C to 70 °C
Ingress protection Splash resistant (customizable) Travel 360°, customizable

What’s in the box

  • 1 × XQ-S9130D servo
  • 1 × 7075 aluminium horn
  • 1 × mounting screw pack

How to size it

At 8.4 V it is a 100 kg·cm servo at 0.28 s/60°; to get the 130 kg·cm headline you need 16.8 V, where the no-load speed is 0.14 s/60°. Size the linkage at the rail you will actually run, and remember the case weight — 411 g at the end of a lever arm is inertia the servo has to drive.

Stall current reaches 9 A at 16.8 V. For a long holding application, the average current matters more than the stall number: budget the supply for the holding torque you need, and the fins will handle the rest.

FAQ

How is it different from the 9100?

Same 130 kg·cm class, different mechanics: the 9130 is 64 × 33 × 76 mm and 411 g with a 7075 case and a 220° mechanical limit, the 9100 is 61 × 30 × 61.4 mm and 190 g with no limit.

Is the 220° limit a hard stop?

Yes, mechanically. The running degree is 360° on a customized build, so state the travel you need when ordering rather than expecting the standard unit to rotate past its limit.

What pulse range does it accept?

The inspection sheet specifies a 500–2500 µs window (800–2200 µs on the 9130/9150) with 1500 µs neutral, both customizable at order. Feeding it outside that window is out of spec.

Can I drive it from a normal receiver?

Signal-wise yes, but check the supply. This servo wants 8.4–16.8 V, not a 6 V receiver pack, so the power rail has to be separate from the receiver’s.

Other interfaces

Same servo, TTL serial: XQ-S9130TTL

Downloads

Weight 0.411 kg
Dimensions 6.4 × 3.3 × 7.6 cm
Interface

PWM

Stall torque

130 kg·cm

No-load speed

0.140 s/60°

Rated voltage

16.8 V

Weight

411 g

Geartrain

Steel

Case material

7075 aluminium, CNC

Output spline

25T-φ9.95 mm

Ingress protection

Splash resistant (customizable)

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