JL-301A Lamp Socket Type Photo Control Switch


JL-301A Lamp Socket Type Photo Control Switch is suitable for autonomously controlling garden lighting, path lighting, and porch lighting based on environmental lighting levels. JL-301A is only used with tungsten filament bulbs.




Product Features
Work Temperature: -40℃ ~ +70℃

So easy to install, no wiring required.

Product Parameter

Item JL-301A
Rated Voltage 120VAC
Rated Loading 150W Tungsten
Power Consumption 0.5W Max
Rated Frequency 50/60Hz
Typical On/Off Level 20-40Lx
Ambient Temperature -40℃ ~ +70℃
Related Humidity 96%
Screw Base Type E26/E27
Fail Mode Fail-off

 Installation Instructions:
1. Turn off the power.

2. Twist off the light bulb.

3. Screw the photo control switch fully into the lamp socket.

4. Screw the light bulb into the bulb holder of the photo control switch.

5. Connect the power and turn on the light switch.

During installation, do not aim the photosensitive hole towards artificial or reflective light, as it may cycle on or off at night.

Avoid using this product in opaque glass lamps, reflective glass lamps, or wet areas.


Initial Testing:
Upon the first installation, the photo control switch usually takes a few minutes to turn off.

To test “on” during the day, cover the photosensitive window with black tape or opaque material.

Do not cover with your fingers, as the light passing through your fingers may be enough to turn off the photocontrol device.

Photocontrol testing takes approximately 2 minutes.

* The operation of this photo control switch is not affected by weather, humidity, or temperature changes.

JL-301A product code


1: H=black enclosure

K=gray enclosure





Post time: Feb-20-2024