The Bulb Holder control JL-303 is applicable to control the street lighting, passage lighting and doorway lighting automatically in accordance with the ambient lighting level.
This product is designed on the basis of electrical heating structure that provides time delay over 30 seconds to avoid redundant switching against spotlight or lightning during the night time. A temperature compensator system provides consistent performance regardless of the ambient temperature.
| Model No. | JL-303A | JL-303B |
|---|---|---|
| Rated Voltage | 120VAC | 240VAC |
| Rated Frequency | 60Hz | 50/60Hz |
| Rated Loading | 150W Tungsten | |
| Power Consumption | 1.5W Max. | |
| Operate Levels | 10~20Lx Turn-On / 30~60Lx Turn-Off | |
| Ambient Temperature | -40℃ ~ +70℃ | |
| Related Humidity | 96% | |
| UL File number | E346727 | -- |
| Adapter | E26 | E27 |
| Failure Mode | Fail-On | |
| Sunshade sleeve | ● | |
| Certifications | ![]() |
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It is an automatic light-sensing bulb holder controller equipped with infrared filtering, specially designed for street lighting, passage lighting and doorway lighting to achieve stable dusk-to-dawn control.
Infrared filtering effectively blocks interference from heat sources and infrared light, preventing false triggering and ensuring accurate on/off control based on real ambient light.
It is widely used in street lighting, passage lighting, doorway lighting, corridor lamps and outdoor entrance lighting that requires reliable automatic control.
It is very easy to install; simply screw it into a standard lamp socket and then install the bulb, no complicated wiring or tools required.
It improves lighting stability, reduces energy waste, enhances safety at night, and requires no manual operation for long-term unattended lighting areas.