Top 20 Best Selling Photo Detectors Optoelectronic Products (2019)




This NSi Industries EWZ201 digital time switch accepts 120-277 VAC input and its SPST contacts can activate a 40 amp load or 2 hp motor on each of two channels. The switch automatically detects the input voltage and does not require manual voltage setting ... more info

This NSi Industries 457Z digital time switch and photocontrol accepts 120 VAC input, has two grounded outlets, and can power a 1,800 watt lamp or 1/3 hp motor. This timer includes 20 pairs of on/off set points, has a minimum cycle time of one minute, and ... more info


This NSi Industries EW103B digital time switch accepts 120-277 VAC input and its DPST output contacts can activate a 30 amp load or 2 hp motor. The switch automatically detects the input voltage and does not require manual voltage setting. This timer incl ... more info


This NSi Industries C506H spring-wound timed switch accepts 120/277 VAC input and its SPST output contacts can activate a 20 amp load or 2 hp motor. The timer's twist knob sets time from one minute to six hours with an automatic Off. The single-pole singl ... more info



This NSi Industries C412H spring-wound timed switch accepts 120/277 VAC input and its DPST output contacts can activate a 20 amp load or 2 hp motor. The timer's twist knob sets time from one minute to 12 hours with an automatic Off. The double-pole single ... more info

This NSi Industries A530MW spring-wound timed switch accepts 120/277 VAC input and its SPST output contacts can activate a 20 amp load or 2 hp motor. The timer's twist knob sets time from one to 30 minutes with an automatic Off. The single-pole single-thr ... more info



This NSi Industries E101B digital time switch accepts 120-277 VAC input and its SPST output contacts can activate a 40 amp load or 2 hp motor. The switch automatically detects the input voltage and does not require manual voltage setting. This multipurpos ... more info

This NSi Industries C460M spring-wound timed switch accepts 120/277 VAC input and its DPST output contacts can activate a 20 amp load or 2 hp motor. The timer's twist knob sets time from one minute to 12 hours with an automatic Off. The double-pole single ... more info



This NSi Industries EWZ103 digital time switch accepts 120-277 VAC input and its DPST output contacts can activate a 40 amp load or 2 hp motor. The switch automatically detects the input voltage and does not require manual voltage setting. This timer incl ... more info


This NSi Industries 5008M photocontrol accepts 480 VAC input, has a 1,800 VA ballast capability, and can power a 1,000 watt lamp for applications such as street and highway lighting. The 1 cadmium sulphide photocell turns on lighting when the ambient ligh ... more info


This NSi Industries 2007A photocontrol accepts 105-285 VAC input, has a 1,800 VA ballast capability, and can power a 1,000 watt lamp for applications such as street and highway lighting. The cadmium sulphide photocell turns on lighting when the ambient li ... more info

This NSi Industries A512HHW spring-wound timed switch accepts 120/277 VAC input and its SPST output contacts can activate a 20 amp load or 2 hp motor. The timer's twist knob sets time from one minute to 12 hours and has a Hold position for constant On cyc ... more info





This NSi Industries ELC78 digital time switch accepts 24/120/208-240/277 VAC input and its SPDT output contacts can activate a 20 amp load or 2 hp motor on each of its eight channels. This multipurpose timer includes 128 pairs of time-based on/off cycles ... more info


This NSi Industries DLC400BP digital time switch and photocontrol accepts 120/208-240/277 VAC input and can activate a 30 amp load in each of the four zones (illuminated areas). The switch automatically detects the input voltage and does not require manua ... more info

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