• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Brand Name: Kelvin
  • Model Number: KL140-4K
  • Use: Universal
  • Place of Origin: Guangdong, China (Mainland)
  • Current/mA: 10
  • Distance/m: 100
  • Button: 4
  • Size/mm: 56*32*14
  • Weight/g: 30
  • Frequency: 315,433Mhz,also can do the customized
  • Voltage: DC12V
  • Adjustable Frequency: 250-460Mhz
  • Brand: kelvin
  • Ambient temperature: -20 °C -- +50 °C .

Packaging & Delivery

Packaging Details Kelvin standard or OEM.
Delivery Time 3-4 working days


Clone RF Gate Opener Remote Control Duplicator
1.Easy Operation
2,Take the CE,ROHS certificates

Clone RF Gate Opener Remote Control Duplicator KL140-4K


Widely used in garage door ,rolling door , car alarm system , anti-theft products, home security products remote control products and other industral control. 


Fixed frequency (433.92mhz or 315mhz) for copying 99.99% common fixed and learning code remote controls.


Face to face copy the functions of your original remote by this  4-channel RF wireless cloning  remote control transmitter duplicator  with code learning functions and you'll always have a back up.


Easy to install and use, the 4 channel remote control system lets you take control of your gadgets,  car and home or garage.


Works with the following remote control modules (please check your existing remote control before ordering): Your remotes also should be Fixed code or Learning code. 


Please note this does not copy rolling code


Methods of operation


1, Clear out code:

To Clear up test stored rf signal memory from factory by pressing the locking key and unlock the key at the same time, two seconds later, LED indicator light flashes three times, followed by a continuous fast blinking. Indicates that the remote control codes stored has been cleared out.


2, Duplicating (learning)

 Hands are holding remote control , and the other are holding the duplicating remote control, 2 remote controls put together as close as possible, while pressing the remote controls two match button,(eg: A-A’,B-B’) three seconds later, LED indicator light flashes three times, followed by a continuous fast blinking. This indicates that this copy of the remote control buttons are same as copied on the remote control button codes . Several other keys are also according to the above approach to learning.


3, Recovery code  

 If the code copied have been mistakenly removed the remote control, you do not worry, the remote control can restore yourself. Method is pressing (up-down eg: locking key and bell key) two buttons (metal shell remote control on the left, the plastic shell remote control on the right) at the same time ,3 seconds later, LED indicator light flashes three times, followed by a continuous fast blinking. This indicates that the original remote control codes have been restored.

The other way, you can delete all and relearn them again. 


About Us


Shenzhen Kelvin Electronics Co. Ltd. is a professional manufacturer of security Products with obtaining ISO9001:2000 quality system approval, CE approval and RoHS certification.


Our products mainly include smoke detectors, door sensors, home alarm systems, panic buttons, wireless remote controls (or switches), wireless transceiver modules, etc.

They are comply with international quality standards and are sold to North America, South America, Eastern Europe, Southeast Asia and other world market.....

Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
Trade Assurance
China (Mainland)
Transaction Level:
Supplier Assessments:
27 Transactions 230,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $74,000
Learn More