繁EN日

Applications

HEC power solutions serve every category of UAV mission

農業

Agricultural Drones

競速

Racing / FPV

航拍

Aerial Photography

物流

Logistics & Delivery

測繪

Mapping & Inspection

防衛

Industrial & Defense

Products

High-efficiency brushless motors and ESCs for every UAV application

HEC Product Catalog

4720 KV380

KV380・332.8g・6~12S・最大推力 9128g

4720 KV470

KV470・332.8g・6~12S・最大推力 7006g

HEC  -  2203.5

KV 值—
工作電壓—
空載電流—
額定電流—
額定轉速—
最大推力—
相間內阻—
馬達重量—
槽極配置—
出軸軸徑—
引線規格—
HEC-2203.5

Engineering Drawing

Drawing not yet uploaded

Load Performance

Data Table

No test data available yet.

HEC - 2203.5

產品詢問 — HEC-2203.5

Motor Tech

How brushless motors work, plus an interactive thrust-curve analysis tool

Brushless Motor Principles

The core technology powering drone flight

How It Works

A brushless DC motor (BLDC) uses an electronic speed controller (ESC) to sequentially energize the stator windings, generating a rotating magnetic field that drives the permanent-magnet rotor. Removing the mechanical contact of traditional brushes greatly reduces friction losses, delivering high efficiency, long service life, and low maintenance cost.

HEC power motors use N52 rare-earth NdFeB magnets paired with precision-laminated silicon-steel stators. Every unit passes dynamic balancing and high-temperature aging tests before shipment to ensure consistency across every motor.

Key Specifications Explained

KV Rating (RPM/V) — no-load RPM per volt. Low KV = high torque, large props, low RPM — ideal for agriculture / delivery. High KV = high RPM, small props — ideal for racing / FPV.
Stator Size — expressed as "diameter × height", e.g. 3120 = Φ31mm × H20mm. A larger stator delivers more torque and better heat dissipation.
Efficiency (g/W) — grams of thrust per watt of input power, the core metric for motor + propeller system efficiency. Agricultural drones typically require system efficiency > 9 g/W.
Max Current / Max Power — the sustained operating ceiling; exceeding it for extended periods will overheat and damage the windings.

Motor Cross-Section

N S N S 定子線圈 Stator Coil 轉子磁鋼 (Rotor) ↻ 旋轉方向
Why Propeller Pairing Matters
A motor's efficiency curve varies significantly with propeller specification (diameter, pitch). Enter measured data into the tool below to confirm whether your motor + propeller combination is operating at its optimal efficiency point.

Thrust Curve Tool

Enter measured motor data to automatically plot performance against thrust

Motor Test Data

Throttle Thrust (g) Current (A) RPM
30%
40%
50%
60%
70%
80%
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100%

About HEC

A professional UAV power-solutions manufacturer, rooted in Taiwan, serving the world

Our Story

HEC was founded in Tainan, Taiwan, dedicated to the R&D and manufacturing of high-performance UAV power systems. From motors to ESCs, we deliver complete power solutions that help UAV makers worldwide build more efficient, more reliable aircraft.

Our factory in Yongkang District, Tainan is equipped with advanced precision manufacturing equipment and strictly follows ISO quality-management processes, ensuring every product that leaves our facility meets the highest standards.

Made in Taiwan ISO 9001 Certified ISO 14001 Certified RoHS
HEC

Milestones & Technical Heritage

Seven decades of manufacturing excellence, driving the next generation of innovation

1956
Company Founded

Mr. Huang Bing founded "Hong Xing Iron Works", taking the first step in precision mechanical component manufacturing.

1972
National Standard Recognition

Products were officially awarded the CNS Mark certification by the Bureau of Standards, Metrology and Inspection.

1993
Taiwan Excellence Award

The AC-2100 appliance series won the first-ever Taiwan Excellence Award, and obtained UL, GS/TÜV and other international safety certifications.

2025
HEC Founded

Officially established as Helioshine Electric Co., Ltd., leading the way in advanced UAV motor power systems and future mobility solutions.

Quality Assurance & Testing

Our top-tier production equipment integrates critical processes with data-driven quality control, ensuring every product meets the strictest standards and delivers outstanding performance and reliability across every global application.

Process Control

  • ✔ Online automated inspection systems
  • ✔ Real-time production parameter monitoring
  • ✔ Rigorous finished-product quality verification

Testing Facilities

  • ✔ Full performance testing for motors and fans
  • ✔ Durability and stress testing for UAV propulsion systems
  • ✔ Safety and environmental simulation labs

ISO Certifications

  • ✔ ISO 9001:2015 Quality Management System
  • ✔ ISO 14001:2015 Environmental Management System
  • ✔ UL、GS、TÜV、CE International Standards
60+
Years of Manufacturing
20+
Global Partners
20+
Product Specs

Contact Us

For product inquiries, quotes, or partnership discussions, feel free to reach out anytime

Contact Information

Address

No. 105, Nanxing Rd., Yongkang Dist., Tainan City 710, Taiwan

Phone

+886-6-2716111 ext.282

Email

Derek.tsai@hec.com.tw

Business Hours

Monday–Friday 08:00 – 17:00

Send an Inquiry

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