SunnySky XS High Power X4110S Brushless Motor 400KV
by SunnySky

The SunnySky XS High Power X4110S 400KV is a professional-grade brushless outrunner motor engineered for high-endurance multirotors, agricultural drones, and heavy-lift sUAS platforms. Part of the acclaimed XS series, this motor is built using premium components, including Japanese NMB ball bearings and Kawasaki stator steels, ensuring long-term reliability and exceptional thermal efficiency. The 400KV rating is specifically optimized for 6S LiPo configurations, delivering a balanced power-to-weight ratio ideal for stable aerial cinematography and tactical reconnaissance missions.

Designed for industrial-grade reliability, the X4110S features a CNC-machined and anodized aluminum case that provides superior heat dissipation and structural rigidity. Its low-profile design minimizes vertical footprint while maximizing torque for larger propellers. With its pre-balanced rotor and high-quality oxygen-free copper windings, this motor offers the smooth throttle response and consistent thrust required for precision flight in demanding environments.

Specifications

• Stator Diameter: 41mm

• Stator Thickness: 10mm

• No. of Stator Arms: 12

• No. of Stator Poles: 14

• Motor KV: 400

• No-Load Current (A/10V): 0.3A

• Motor Resistance: 112mΩ

• Max Continuous Current: 26A / 30S

• Max Continuous Power: 577W

• Weight: 149g

• Outside Diameter: 48.2mm

• Shaft Diameter: 4mm

• Body Length: 30.5mm

• Max Lipo Cell: 6S

• Recommended ESC: 40A – 60A

• Recommended Propellers: 12x3.8, 13x4, 14x4.7, 15x5.5 (APC or DJI types)

What is Included

• 1x SunnySky X4110S 400KV Motor

• 1x Bolt-on Propeller Adapter

• 1x Propeller Holding Plate

• 1x Set of Mounting Screws