Top 20 Best Selling Optoelectronic Products Industrial Electrical (2019)




Features: Brand new and high quality. Measuring Range: DC4.0-30V. Minimum input: DC4.5(Below this voltage,it will show measurement inaccurate, or don't show). Maximum Input: DC30V(please do not exceed 30V, otherwise, the meter would be da ... more info

This SainSmart LCD module is a keypad module based on the HD44780 controller for Arduino compatible PCB boards. It has 4 rows, 20 characters per row for more text, with blue backlight LCD beneath white words for readability, as well as a control knob for ... more info


For two F40T12 fluorescent lamps ... more info


Assortment of White, Blue, Green, Red and Yellow HQ Series 5mm Round LEDs manufactured by Joe Knows Electronics, LLC. This is a great assortment of 5 standard LED colors for someone just starting to experiment with LEDs. The 5mm size is the most commonly ... more info



Contains 5 Diffused Reds, 5 Diffused Yellows, 5 Diffused Greens, 5 Clear Blues and Clear Whites. These light-emitting diodes work well for a wide variety of applications. Comes with some resistors for connection. Forward Voltages are Red 1.9-2.0V, Yellow ... more info

LED bulb extension adapter, features metal flexible goose neck, E27 to E27 type, easy installation. Extend and change the direction your current existing E27 screw mount fixture, all direction adjustable, suitable for all voltage. ... more info



Power source: USB DC 5V Light Source: white light LED Handy to illuminate anything from a keyboard to the interior of your camping tent Gives you an efficient light source via a USB port (PC, laptop, power bank etc.) Total Length: 45cm Flexible Neck Lengt ... more info

Description: Triple Color LED Matrix! This large matrix has 64 Red, 64 Green, and 64 Blue individual LEDs built into one common Anode housing. It's a monster to control, but just imagine what kind of colors you could produce by mixing! These are the new, ... 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


What's better than a single LED? Lots of LEDs! A fun way to make a small display is to use an 8x8 matrix or a 4-digit 7-segment display. Matrices like these are 'multiplexed' - so to control all the seven-segment LEDs you need 14 pins. That's a lot of pin ... more info


Brand: Philips - Wattage: 150 Watt - ANSI Code: S55 - Bulb Shape: BD17 - Base Type: Medium (E26) - Color Temperature: 2100 Kelvin - CRI: 21 - Life Hours: 24,000 - Lumens (Init ... more info

25 each Clear Red, Green, Blue, Yellow, White 5mm LEDs - Wide Angle Light - 125 Total Pieces ... more info




Package of 25 5mm white LEDs. Joe Knows Electronics (TM) HQ series LEDs are made from ultra high quality Epistar chips and packaged in antistatic packaging. These LEDs are useful for a variety of DIY projects, custom lighting and commercial applications. ... more info

These high-quality ultra bright light-emitting diodes and resistors work well for a wide variety of applications. Packaged in a resealable zip lock bag for your ease of use. ... more info

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