Luckylight offers a full range of surface mount 7-segment displays ranging from standard brightness displays to ultra bright displays. Single Digit, Dual Digit, Three Digit and Four displays are available in assorted character heights and colors. Compared with through-hole 7-segment displays, the surface mount 7-segment displays feature lower power requirements, high light output, less space and more design flexibility.

Luckylight’s SMD 7-segment LED displays are used in a wide variety of end products including test and measurement equipment, point-of-sale terminals, telecom systems, office equipment, consumer electronics, and medical equipment. Size options include 5.08mm, 7mm, 10mm, 14.2mm, 20.32mm and 25.4mm, and color choices include green, red, yellow, white, blue and orange.

The highly integrated customization capability of Luckylight SMD 7-segment displays also enables the products to fit well to specific customer design needs, making the products unique to the customers’ applications.

Luckylight offers many kinds of SMD 7-segment LED displays which are categorized by Digit Number, Polarity, Face Color and Emitting Color. The parametric filters (▽) on our website can help refine your search results depending on the required specifications.

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Part Number View Picture Emitting Color

Face Color

Digit Height
inch(mm)

Polarity Digit Number

λd(nm)
CIE(x,y)

DataSheet
KW3-S391xxA Series KW3-S391AGA
Yellow Green
Gray 0.39(10.00) Common Anode Three Digit 572 Download
KW3-S391xxA Series KW3-S391CGA
Yellow Green
Gray 0.39(10.00) Common Cathode Three Digit 572 Download
KW3-S391xxA Series KW3-S391AAA
Orange
Gray 0.39(10.00) Common Anode Three Digit 605 Download
KW3-S391xxA Series KW3-S391CAA
Orange
Gray 0.39(10.00) Common Cathode Three Digit 605 Download
KW3-S391xxA Series KW3-S391AVA
Red
Gray 0.39(10.00) Common Anode Three Digit 624 Download
KW3-S391xxA Series KW3-S391CVA
Red
Gray 0.39(10.00) Common Cathode Three Digit 624 Download
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