Luckylight manufactures a complete range of 7-segment LED displays — also known as LED numeric displays or seven-segment displays — in both through-hole and surface-mount packages, from standard brightness to ultra-bright.

Character heights range from compact 0.2 inch up to large-format sizes, including popular options such as 0.3", 0.36", 0.4", 0.56", 0.8", 1.0" and 1.5". Digit configurations cover 1-digit, 2-digit, 3-digit, 4-digit, 5-digit and 6-digit displays. Both common anode and common cathode circuits are available.

Emitting colors include red, green, yellow, white, blue and orange, with bi-color and tri-color versions for applications that need multiple display states in a single package. A wide choice of face and segment color combinations — gray face with white segments, black face with white segments, or black/gray face with colored segments — lets designers balance contrast, readability and front-panel appearance.

The range covers both industrial-grade displays with wide operating temperature ranges for test & measurement, instrumentation and telecom systems, and commercial/consumer-grade displays for POS terminals, home appliances, office and medical equipment.

Customization on Request: Character heights, colors, specialized pin lengths, and standoff heights and spacers can all be tailored to fit your specific enclosure design — send us your drawing or requirements for a quick feasibility review.

Find Your Part: Use the parametric filters below to narrow your search by digit number, character height, polarity, face color and emitting color.

Select Series

Part Number View Picture Emitting Color

Face Color

Digit Height

Polarity Digit Number

λd(nm)
CIE(x,y)

DataSheet
KW3-S561xxB Series KW3-S561CWB
White
Black 14.20mm (0.56") Common Cathode Three Digit x=0.30, y=0.31 Download
KW3-S561xxB Series KW3-S561AWB
White
Black 14.20mm (0.56") Common Anode Three Digit x=0.30, y=0.31 Download
KW4-S281xxA Series KW4-S281AGA
Yellow Green
Gray 7mm (0.28") Common Anode Four Digit 572 Download
KW2-S304xxA Series KW2-S304AGA-G5
Pure Green
Gray 7.62mm (0.3") Common Anode Dual Digit 525 Download
KW6-S231xxB Series KW6-S231ARB
Red
Black 6mm (0.23") Common Anode Six Digit 630 Download
KW2-S304xxA Series KW2-S304AAA
Orange
Gray 7.62mm (0.3") Common Anode Dual Digit 605 Download
KW2-S304xxA Series KW2-S304CWA
White
Gray 7.62mm (0.3") Common Cathode Dual Digit X=0.30,Y=0.31 Download
KW2-S304xxA Series KW2-S304CRA
Deep Red
Gray 7.62mm (0.3") Common Cathode Dual Digit 630 Download
KW2-S304xxA Series KW2-S304CGA
Yellow Green
Gray 7.62mm (0.3") Common Cathode Dual Digit 572 Download
KW2-S304xxA Series KW2-S304CBA
Blue
Gray 7.62mm (0.3") Common Cathode Dual Digit 470 Download
KW2-S304xxA Series KW2-S304CAA
Orange
Gray 7.62mm (0.3") Common Cathode Dual Digit 605 Download
KW2-S304xxA Series KW2-S304AYA
Yellow
Gray 7.62mm (0.3") Common Anode Dual Digit 590 Download
KW2-S304xxA Series KW2-S304AWA
White
Gray 7.62mm (0.3") Common Anode Dual Digit X=0.30,Y=0.31 Download
KW2-S304xxA Series KW2-S304AVA
Red
Gray 7.62mm (0.3") Common Anode Dual Digit 624 Download
KW2-S304xxA Series KW2-S304ARA
Deep Red
Gray 7.62mm (0.3") Common Anode Dual Digit 630 Download
KW2-S304xxA Series KW2-S304AGA
Yellow Green
Gray 7.62mm (0.3") Common Anode Dual Digit 572 Download
KW2-S304xxA Series KW2-S304ABA
Blue
Gray 7.62mm (0.3") Common Anode Dual Digit 470 Download
KW1-S394xxA Series KW1-S394CWA
White
Gray 10mm (0.39") Common Anode Single Digit x=0.30,y=0.31 Download
KW1-S394xxA Series KW1-S394CVA
Orange-Red
Gray 10mm (0.39") Common Anode Single Digit 624 Download
KW1-S394xxA Series KW1-S394CRA
Red
Gray 10mm (0.39") Common Cathode Single Digit 630 Download
KW1-S394xxA Series KW1-S394CGA-G5
Pure Green
Gray 10mm (0.39") Common Cathode Single Digit 525 Download
KW1-S394xxA Series KW1-S394CGA
Yellow Green
Gray 10mm (0.39") Common Cathode Single Digit 572 Download
KW1-S394xxA Series KW1-S394CBA
Blue
Gray 10mm (0.39") Common Cathode Single Digit 470 Download
KW1-S394xxA Series KW1-S394CAA
Orange
Gray 10mm (0.39") Common Cathode Single Digit 605 Download
KW1-S394xxA Series KW1-S394AWA
White
Gray 10mm (0.39") Common Anode Single Digit x=0.30,y=0.31 Download
KW1-S394xxA Series KW1-S394AVA
Orange-Red
Gray 10mm (0.39") Common Anode Single Digit 624 Download
KW1-S394xxA Series KW1-S394ARA
Red
Gray 10mm (0.39") Common Anode Single Digit 630 Download
KW1-S394xxA Series KW1-S394AGA-G5
Pure Green
Gray 10mm (0.39") Common Anode Single Digit 525 Download
KW1-S394xxA Series KW1-S394AGA
Yellow Green
Gray 10mm (0.39") Common Anode Single Digit 572 Download
KW1-S394xxA Series KW1-S394ABA
Blue
Gray 10mm (0.39") Common Anode Single Digit 470 Download
KW1-S394xxA Series KW1-S394AAA
Orange
Gray 10mm (0.39") Common Anode Single Digit 605 Download
KW1-S561xxB Series KW1-S561CVB
Orange-Red
Black 14.22mm (0.56") Common Cathode Single Digit 624 Download
KW1-S561xxB Series KW1-S561CYB
Yellow
Black 14.22mm (0.56") Common Cathode Single Digit 590 Download
KW1-S561xxB Series KW1-S561CWB
White
Black 14.22mm (0.56") Common Cathode Single Digit x=0.30, y=0.31 Download
KW1-S561xxB Series KW1-S561CRB
Red
Black 14.22mm (0.56") Common Cathode Single Digit 630 Download
KW1-S561xxB Series KW1-S561CGB-G5
Pure Green
Black 14.22mm (0.56") Common Cathode Single Digit 525 Download
KW1-S561xxB Series KW1-S561CGB
Yellow Green
Black 14.22mm (0.56") Common Cathode Single Digit 572 Download
KW1-S561xxB Series KW1-S561CBB
Blue
Black 14.22mm (0.56") Common Cathode Single Digit 470 Download
KW1-S561xxB Series KW1-S561CAB
Orange
Black 14.22mm (0.56") Common Cathode Single Digit 605 Download
KW1-S561xxB Series KW1-S561AYB
Yellow
Black 14.22mm (0.56") Common Anode Single Digit 590 Download
KW1-S561xxB Series KW1-S561AWB
White
Black 14.22mm (0.56") Common Anode Single Digit x=0.30, y=0.31 Download
KW1-S561xxB Series KW1-S561AVB
Orange-Red
Black 14.22mm (0.56") Common Anode Single Digit 624 Download
KW1-S561xxB Series KW1-S561ARB
Red
Black 14.22mm (0.56") Common Anode Single Digit 630 Download
KW1-S561xxB Series KW1-S561AGB-G5
Pure Green
Black 14.22mm (0.56") Common Anode Single Digit 525 Download
KW1-S561xxB Series KW1-S561AGB
Yellow Green
Black 14.22mm (0.56") Common Anode Single Digit 572 Download
KW1-S561xxB Series KW1-S561ABB
Blue
Black 14.22mm (0.56") Common Anode Single Digit 470 Download
KW1-S561xxB Series KW1-S561AAB
Orange
Black 14.22mm (0.56") Common Anode Single Digit 605 Download
KW1-S393xxA Series KW1-S393CWA
White
Gray 10mm (0.39") Common Cathode Single Digit x=0.30,y=0.31 Download
KW1-S393xxA Series KW1-S393CRA
Red
Gray 10mm (0.39") Common Cathode Single Digit 630 Download
KW1-S393xxA Series KW1-S393CGA-G5
Pure Green
Gray 10mm (0.39") Common Cathode Single Digit 525 Download
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    Lucy
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