SPECIFICATIONS

FEATURES

32-bit ARM Cortex MCU @48Mhz

High RPM(500,000 eRpm, 71,000RPM with a 14Pol Motor)

For Race Multicopters

Support software with multiple functions in computer,  can be connected through CleanFlight and BetaFlight

Support 3D mode

Auto timing

Fast throttle response

Smooth and linear throttle response

PWM(25-500HZ), Oneshot125, Oneshot42 and Multishot auto-detected and switched

3 modes to stop: freewheeling, damped light mode and braking

Synchronous rectification

2-4S LiPo

Over temperature protection (reduce the max power if hotter than settled temperature,  temperature threshold is adjustable)

Low voltage protection

Small size (25 x 13 mm)

No additional capacitor needed*

Drone searching beacon

Changing starting beep freely

Throttle calibration with remote

SAFETY WARNINGS

Due to the regenerative energy, the ESC should only be powered by LiPo batteries when in damped light mode. Otherwise the power supply might get damage when braking.

Do not start a brushless motor in your hands!

While starting up with propellers mounted, always care for distance yourself and objects.

Do not power up your ESC/speed controllers without a valid signal transmitter (receiver or FC) is connected.

The ESC can be heated up to 80 ° C during operation, do not touch it.

Overview

Xiangshan Gemfan Hobby Co.,Ltd.is a comprehensive enterprise,which integrates R&D,design,production and marketing as a whole.It is one of the most professional propeller manufacturers in China.With enduring creativity,it commits to provide aviation model global players with professional,precise and efficient aviation parts.

Manufacturing Capability

Founded in 2007,Gemfan has a low-key and pragmatic professional team,of which the core members all come from China's prestigious aviation colleges and universities and have insightful knowledge on composite material,unmanned aerial vehicle(UAV)control,internet technology,etc.Equipped with all kinds of excellent machine and devices including high precision injection molding machine,milling machine,CNC machine tool,grinding machine,CNC machining center and various auxiliary processing equipment,as well as modern testing equipment especially for blades performance test,precision quality testing,multi-function power test dynamic balancing test and tension test,Gemfan's products quality and quantity are guaranteed through excellent technology,modern management and perfect production equipment.As a active explorer,Gemfan develops various products in the field of aviation model. 

Business Strength

At present,it has multiple product lines of propeller,gimbal,brushless motor,electric speed controller,bullet,propeller protector and gold top.Gemfan has the R&D and production capacity on propeller with multiplematerials.Moreover,Gemfan owns various patented products,which enable it to provide professional products to customers.Gemfan has been recognized by many professional UAV companys at home and abroad and becomes their partner for ODM/OEM.Gemfan propeller are known for its higher balance and efficiency in the field.User-experience oriented is the major principle that Gemfan holds dear,so that providing more professional and efficient aviation parts and improving users experience throught setting up users center will always be Gemfan's goal.

Vision 

Advanced equipment,professional design,precision manufacture,perfect quality assurance system and fast after-sales service are Gemfan's commitment to all customers.

Activity

we are interested in rc airplane,we get the National awards as individual and team.

Payment and Deliever 

We accept payment such as TT,Western union,you can contact with us if you need.  

we can delivery in 7-15 days it depend on we have stock or not.

FAQ

Q1:Which payment you can accept?

A1: Sample payment:100%TT. Paypal Available

Q2:Can you provide a sample?

A2: Yes,we can.

Q3:what is the date of delivery

A3:1-7days after receive deposit and confirm all the detail.

Q4: which way you will ship my goods?

A4:we ship products by Fedex,DHL,UPS,TNT,EMS,also the way of customers choose.

About Service

All inquiries and messages will be replied on time.

Sample order acceptable,Sample charge can be negotiated.

With our QC department to assure the quality before shipment, customer also can come to inspection during production and after packing.

Welcome OEM Project.

Provide pre-sale and after-sale service,including Professional photo and Technical parameters data.

Gemfan is our internation Famous brand,Our main Cusotmer European and American markets