Electro-Arts now offers a simple, versatile as well as cost and energy efficient solution to this problem. Twilight Switch offered by Electro-Arts switches the lights ON only when they are actually required.
Twilight Switch works on Twilight principle which automatically switches the lights ON in the evening upon sensing darkness and switches the lights OFF.

| MODELS | OUTPUT | RANGE |
|---|---|---|
| IRB 031 / 032 | NPN – NO or NC selectable | 03 Meters |
| IRB 033 / 034 | PNP – NO or NC selectable | 03 Meters |
| IRB 101 / 102 | NPN – NO or NC selectable | 10 Meters |
| IRB 103 / 104 | PNP – NO or NC selectable | 10 Meters |
| IRB 201 / 202 | NPN – NO or NC selectable | 20 Meters |
| IRB 203 / 204 | PNP – NO or NC selectable | 20 Meters |
| IRB 301 / 302 | NPN – NO or NC selectable | 30 Meters |
| IRB 303 / 304 | PNP – NO or NC selectable | 30 Meters |
| Power Supply | 220 Volts AC |
| Output | Through Potential free relay contacts |
| Sensor | Built in sensor |
| Sensitivity | Provided |
| Wire | 3 wire Red Wire – Phase Black Wire – Neutral Voilet Wire – Output |
| Suitable for | Tubelight / Bulb / CFL / LED lights |
| Application | For Outdoor fixing |
| Dimension | 76 x 61mm |