SWITNEX AC 110V-240V Wireless Remote Control Light Switch (Model: B0FKS38W6K) User Manual


SWITNEX AC 110V-240V Wireless Remote Control Light Switch (Model: B0FKS38W6K) User Manual

Technical Data
Operation ModeON-OFF
Current Rating10 Amps
Operating VoltageAC 90V-250V (110V, 120V, 220V, 240V compatible)
Max Load (Resistive)1500W
Contact TypeNormally Open
Connector TypeCrimp
TerminalScrew
Receiver Dimensions (L x W x H)65 x 36 x 23 mm (2.56 x 1.42 x 0.91 inches)
Transmitter Dimensions (L x W x H)115 x 70 x 15 mm (4.53 x 2.76 x 0.59 inches)
Circuit Type1-way
Contact MaterialPlastic
RF frequency433MHz
Control Distance (Open area)Up to 30 meters (100 feet)
Control Distance (Through walls/doors)30-55 meters (100-180 feet)
Transmitter Battery1 x AAA 12V (included)

Product Detail

White Wall-Mounted Switch and Compact Receiver

  • RF Relay Receiver – compact unit (65x36x23mm), input/output terminals (L and N)
  • 2 x Remote Control Transmitters – keyfob style with ON/OFF buttons
  • 1 x AAA 12V battery – pre-installed in transmitter
  • Double-sided tape – for transmitter mounting
  • Screws – for transmitter mounting
  • Learning button on receiver – for programming modes and resetting
  • Indicator light on receiver – provides visual feedback

Wiring Diagram

Wiring Scenarios - Series with Live or Neutral

  • Input: Connect AC 90V-250V power supply to input terminals (Live ‘L’ and Neutral ‘N’)
  • Output: Connect device (e.g., lamp, fan) to output terminals
  • Scenario A: Receiver in series with Live (L) wire
  • Scenario B: Receiver in series with Neutral (N) wire

Warning

  • Always disconnect power at the circuit breaker before installing or servicing the receiver.
  • Installation should be performed by a qualified electrician or in accordance with local electrical codes.
  • Do not exceed the maximum load capacity of 1500W (10A resistive load).
  • Ensure the operating voltage (AC 90V-250V) is compatible with your electrical system.
  • Keep the device away from water and high humidity environments.
  • Do not attempt to disassemble or modify the device.
  • Usually the receiver and transmitter have been paired in factory. If not, reprogram them.
  • Reset before you want to change the operating mode.
  • After reset, all remote controls cannot work anymore.
  • Replace the battery in time when the remote transmitter voltage is low.

Operating Mode

The product is pre-set to Latched Mode by default. Follow the programming steps below to change modes.

Momentary Mode

Press and hold a button → device turns ON
Release the button → device turns OFF

How to program:

  1. Press the learning button on the receiver 4 times. The indicator light will flash.
  2. Press the desired button on the transmitter. The indicator light will flash to confirm.

Toggle Mode

Press a button once → device turns ON
Press the same button again → device turns OFF

How to program:

  1. Press the learning button on the receiver 2 times. The indicator light will flash.
  2. Press the desired button on the transmitter. The indicator light will flash to confirm.

Latched Mode

Press ON button → device turns ON
Press OFF button → device turns OFF

How to program:

  1. Press the learning button on the receiver 3 times. The indicator light will flash.
  2. Press the ON button on the transmitter. The indicator light will flash.
  3. Press the OFF button on the transmitter. The indicator light will flash to confirm.

Reset

To clear all paired transmitters from the receiver’s memory, press the learning button 8 times. The indicator light will flash rapidly and then turn off, indicating all stored data has been cleared. After reset, re-pair transmitters as needed.

Transmitter Installation

  • Fixed mode: Mount to wall or flat surface using double-sided tape (non-permanent) or screws (secure). Open casing to access mounting holes and battery compartment.
  • Portable mode: Use as a handheld remote control from anywhere within range. Wiring Scenarios - Series with Live or Neutral

Troubleshooting

If the receiver and transmitter cannot operate normally, try the following steps:

  • Device not responding: Check receiver wiring and power. Ensure transmitter battery is functional (replace if needed). Re-pair transmitter and receiver. Verify connected device works when directly powered.
  • Reduced control range: Remove metallic obstructions. Do not place receiver inside metal enclosures. Avoid strong RF interference from other devices.
  • Transmitter not working: Replace AAA 12V battery. Ensure correct polarity.

Maintenance

  • Cleaning: Wipe devices with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
  • Battery replacement: The transmitter uses a 12V AAA battery. Open casing carefully, replace battery with correct polarity.
  • Storage: Store in a cool, dry place away from direct sunlight and extreme temperatures.

Contact

If there is any question about the products, please contact us first. We will do our best to solve your problem. Thank you.

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