LED Circuit Board Indicators – Mouser South Africa

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550/551/555 Series LED Circuit Board Indicators

Dialight 550, 551, and 555 Series Single Level Circuit Board Indicators (CBI) are offered in 2mm, 3mm, and 5mm package sizes, and in a wide variety of colors. The 550 Series includes 5mm LEDs in green, red, yellow, and bi-color red/green, in top view, square back, and sloped back housing. Multiple 550 Series CBIs form horizontal LED arrays on 6.35mm, 7.24mm, or 7.62mm center-lines. The 551 Series includes 3mm LEDs in green, yellow, red, blue, bi-color red/green, and yellow/green. Multiple 551 Series CBIs form horizontal LED arrays on 4.2mm or 4.45mm center-lines. The 555 Series includes 2mm LEDs in yellow, red, and green, in single, top view, and quad packaging. Multiple 555 Series CBIs form horizontal LED arrays on 2.54mm center-lines. All of the Dialight 550/551/555 Series Single Level Circuit Board Indicators come in high contrast, UL 94 V-0 rated, black housing with housing stand-offs to facilitate PCB cleaning.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Illumination Colour	LED Size	Wavelength	Luminous Intensity	Mounting Type	Viewing Angle	Lens Colour/Style	If - Forward Current	Vf - Forward Voltage	Series	Packaging
LED Circuit Board Indicators GREEN DIFFUSED 5 VOLT 555-3303F Dialight 1: $2.83 3,488In Stock 1,600Expected 2026/11/17	Mfr. Part No. 555-3303F Mouser Part No 645-555-3303F	Dialight	LED Circuit Board Indicators GREEN DIFFUSED 5 VOLT Learn More about Dialight circuit board indicators	Datasheet	3,488In Stock 1,600Expected 2026/11/17	$2.83 $1.60 $1.22 $1.12	Min.: 1 Mult.: 1	Green	2 mm	565 nm	2.5 mcd	Through Hole	40 deg	Tinted	20 mA		555	Bulk
LED Circuit Board Indicators RED DIFFUSED 24 VOLTS 555-3008F Dialight 1: $1.98 1,125In Stock	Mfr. Part No. 555-3008F Mouser Part No 645-555-3008F	Dialight	LED Circuit Board Indicators RED DIFFUSED 24 VOLTS Learn More about Dialight circuit board indicators	Datasheet	1,125In Stock	$1.98 $1.54 $1.22 $1.10 View $1.04 $1.02 $0.996	Min.: 1 Mult.: 1	Red	2 mm	650 nm	0.9 mcd	Through Hole	40 deg	Tinted	20 mA		555	Bulk
LED Circuit Board Indicators HI EFF YELLOW DIFF 551-0309F Dialight 1: $1.42 3,968In Stock	Mfr. Part No. 551-0309F Mouser Part No 645-551-0309F	Dialight	LED Circuit Board Indicators HI EFF YELLOW DIFF Learn More about Dialight circuit board indicators	Datasheet	3,968In Stock	$1.42 $1.01 $0.721 $0.642 View $0.588 $0.541 $0.52	Min.: 1 Mult.: 1	Yellow			6.3 mcd	Through Hole	45 deg	Tinted	10 mA	2.1 V	551	Bulk
LED Circuit Board Indicators GREEN DIFFUSED 5 VOLTS 551-0607F Dialight 1: $1.76 4,399In Stock 3,100Expected 2027/01/20	Mfr. Part No. 551-0607F Mouser Part No 645-551-0607F	Dialight	LED Circuit Board Indicators GREEN DIFFUSED 5 VOLTS Learn More about Dialight circuit board indicators	Datasheet	4,399In Stock 3,100Expected 2027/01/20	$1.76 $1.26 $0.90 $0.811 View $0.73 $0.69 $0.664	Min.: 1 Mult.: 1	Green		565 nm	19 mcd	Through Hole	60 deg	Tinted	10 mA	5 V	551	Bulk
LED Circuit Board Indicators CBI 3MM BLUE 551-0807F Dialight 1: $3.93 1,864In Stock	Mfr. Part No. 551-0807F Mouser Part No 645-551-0807F	Dialight	LED Circuit Board Indicators CBI 3MM BLUE Learn More about Dialight circuit board indicators	Datasheet	1,864In Stock	$3.93 $2.90 $2.04 $1.93 View $1.84 $1.73	Min.: 1 Mult.: 1	Blue	3 mm	428 nm	12 mcd	Through Hole	70 deg	Colorless, Diffused	10 mA	3.5 V	551	Bulk
LED Circuit Board Indicators YELLOW DIFFUSED LOW CURRENT 551-1207F Dialight 1: $1.55 4,049In Stock	Mfr. Part No. 551-1207F Mouser Part No 645-551-1207F	Dialight	LED Circuit Board Indicators YELLOW DIFFUSED LOW CURRENT Learn More about Dialight circuit board indicators	Datasheet	4,049In Stock	$1.55 $1.10 $0.826 $0.705 View $0.633 $0.597 $0.575	Min.: 1 Mult.: 1	Yellow			1.6 mcd	Through Hole	60 deg	Tinted	2 mA	1.8 V	551	Bulk
LED Circuit Board Indicators GREEN DIFFUSED 5 VOLT 555-4303F Dialight 1: $5.68 650In Stock	Mfr. Part No. 555-4303F Mouser Part No 645-555-4303F	Dialight	LED Circuit Board Indicators GREEN DIFFUSED 5 VOLT Learn More about Dialight circuit board indicators	Datasheet	650In Stock	$5.68 $4.33 $3.45 $3.15 $2.86	Min.: 1 Mult.: 1	Green	2 mm	583 nm	2.5 mcd	Through Hole	40 deg	Tinted	4.7 mA	5 V	555	Bulk
LED Circuit Board Indicators GREEN DIFFUSED 550-0204F Dialight 1: $1.54 47In Stock 1,500Expected 2027/01/20	Mfr. Part No. 550-0204F Mouser Part No 645-550-0204F	Dialight	LED Circuit Board Indicators GREEN DIFFUSED Learn More about Dialight circuit board indicators	Datasheet	47In Stock 1,500Expected 2027/01/20	$1.54 $1.09 $0.756 $0.648 View $0.595 $0.551	Min.: 1 Mult.: 1	Green		565 nm	12.3 mcd	Through Hole	60 deg	Tinted	20 mA	2.1 V	550	Bulk
LED Circuit Board Indicators GREEN DIFFUSED 550-0205F Dialight 1: $1.26 875In Stock	Mfr. Part No. 550-0205F Mouser Part No 645-550-0205F	Dialight	LED Circuit Board Indicators GREEN DIFFUSED Learn More about Dialight circuit board indicators	Datasheet	875In Stock	$1.26 $0.883 $0.657 $0.576 View $0.497 $0.468 $0.448	Min.: 1 Mult.: 1	Green		565 nm	12.3 mcd	Through Hole	60 deg	Tinted	20 mA	2.1 V	550	Bulk
LED Circuit Board Indicators GREEN DIFFUSED 550-0207F Dialight 1: $1.26 2,102In Stock 4,500On Order	Mfr. Part No. 550-0207F Mouser Part No 645-550-0207F	Dialight	LED Circuit Board Indicators GREEN DIFFUSED Learn More about Dialight circuit board indicators	Datasheet	2,102In Stock 4,500On Order On Order Ship Dates Mfr. No: 550-0207F Stock: 2,102 Can Dispatch Immediately On Order: 1,700 Expected 2026/11/18 2,800 Expected 2026/12/09 Factory Lead Time: 26 Weeks	$1.26 $0.883 $0.629 $0.558 View $0.498 $0.468 $0.448	Min.: 1 Mult.: 1	Green		565 nm	12.3 mcd	Through Hole	60 deg	Tinted	20 mA	2.1 V	550	Bulk
LED Circuit Board Indicators YELLOW DIFFUSED 550-0307F Dialight 1: $1.05 45In Stock	Mfr. Part No. 550-0307F Mouser Part No 645-550-0307F	Dialight	LED Circuit Board Indicators YELLOW DIFFUSED Learn More about Dialight circuit board indicators	Datasheet	45In Stock	$1.05 $0.632 $0.454 $0.414 View $0.377 $0.365 $0.349	Min.: 1 Mult.: 1	Yellow	5 mm	585 nm	12.3 mcd	Through Hole	60 deg	Tinted	20 mA	2.1 V	550	Bulk
LED Circuit Board Indicators RED DIFFUSED 550-0404F Dialight 1: $1.47 93In Stock 1,400Expected 2027/01/20	Mfr. Part No. 550-0404F Mouser Part No 645-550-0404F	Dialight	LED Circuit Board Indicators RED DIFFUSED Learn More about Dialight circuit board indicators	Datasheet	93In Stock 1,400Expected 2027/01/20	$1.47 $1.04 $0.697 $0.622 View $0.579 $0.563 $0.558 $0.537	Min.: 1 Mult.: 1	Red		635 nm	12.3 mcd	Through Hole	60 deg	Tinted	20 mA	2 V	550	Bulk
LED Circuit Board Indicators RED DIFFUSED 550-0405F Dialight 1: $1.21 44In Stock 1,700Expected 2027/01/20	Mfr. Part No. 550-0405F Mouser Part No 645-550-0405F	Dialight	LED Circuit Board Indicators RED DIFFUSED Learn More about Dialight circuit board indicators	Datasheet	44In Stock 1,700Expected 2027/01/20	$1.21 $0.928 $0.676 $0.568 View $0.521 $0.498	Min.: 1 Mult.: 1	Red		635 nm	12.3 mcd	Through Hole	60 deg	Tinted	20 mA	2 V	550	Bulk
LED Circuit Board Indicators CBI 5MM RGB W 4 LEADS 550-4013F Dialight 1: $2.11 813In Stock	Mfr. Part No. 550-4013F Mouser Part No 645-550-4013F	Dialight	LED Circuit Board Indicators CBI 5MM RGB W 4 LEADS Learn More about Dialight circuit board indicators	Datasheet	813In Stock	$2.11 $1.26 $1.15 $0.997 View $0.902 $0.855 $0.826	Min.: 1 Mult.: 1	Blue, Green, Red	3 mm	470 nm, 525 nm, 634 nm	2500 mcd, 3200 mcd, 6000 mcd				30 mA	2.7 V		Bulk
LED Circuit Board Indicators HI EFF GREEN DIFF 551-0209F Dialight 1: $1.49 112In Stock 8,000On Order	Mfr. Part No. 551-0209F Mouser Part No 645-551-0209F	Dialight	LED Circuit Board Indicators HI EFF GREEN DIFF Learn More about Dialight circuit board indicators	Datasheet	112In Stock 8,000On Order On Order Ship Dates Mfr. No: 551-0209F Stock: 112 Can Dispatch Immediately On Order: 4,700 Expected 2026/12/09 3,300 Expected 2027/03/15 Factory Lead Time: 26 Weeks	$1.49 $1.02 $0.755 $0.542 View $0.511 $0.486	Min.: 1 Mult.: 1	Green		563 nm	16 mcd	Through Hole	45 deg	Tinted	10 mA	2.1 V	551	Bulk
LED Circuit Board Indicators RED DIFFUSED LOW CURRENT 551-1107F Dialight 1: $1.55 1,461In Stock 3,400Expected 2027/01/20	Mfr. Part No. 551-1107F Mouser Part No 645-551-1107F	Dialight	LED Circuit Board Indicators RED DIFFUSED LOW CURRENT Learn More about Dialight circuit board indicators	Datasheet	1,461In Stock 3,400Expected 2027/01/20	$1.55 $1.10 $0.763 $0.70 View $0.633 $0.597 $0.575	Min.: 1 Mult.: 1	Red		635 nm	1.6 mcd	Through Hole	60 deg	Tinted	2 mA	1.7 V	551	Bulk
LED Circuit Board Indicators CBI 3MM RG W 3 LEADS 551-3513F Dialight 1: $1.41 29In Stock	Mfr. Part No. 551-3513F Mouser Part No 645-551-3513F	Dialight	LED Circuit Board Indicators CBI 3MM RG W 3 LEADS Learn More about Dialight circuit board indicators	Datasheet	29In Stock	$1.41 $0.994 $0.678 $0.609 $0.545	Min.: 1 Mult.: 1	Green, Red	3 mm	630 nm, 565 nm			75 deg		30 mA	2.6 V		Bulk
LED Circuit Board Indicators YELLOW DIFFUSED 555-2401F Dialight 1: $2.13 63In Stock 1,000Expected 2027/01/20	Mfr. Part No. 555-2401F Mouser Part No 645-555-2401F	Dialight	LED Circuit Board Indicators YELLOW DIFFUSED Learn More about Dialight circuit board indicators	Datasheet	63In Stock 1,000Expected 2027/01/20	$2.13 $1.52 $1.04 $0.94 View $0.869 $0.823 $0.795	Min.: 1 Mult.: 1	Yellow	2 mm	583 nm	2 mcd	Through Hole	40 deg	Tinted	20 mA	2.2 V	555	Bulk
LED Circuit Board Indicators YELLOW DIFFUSED 5 VOLT 555-2403F Dialight 1: $2.01 1,078In Stock 1,000Expected 2027/03/17	Mfr. Part No. 555-2403F Mouser Part No 645-555-2403F	Dialight	LED Circuit Board Indicators YELLOW DIFFUSED 5 VOLT Learn More about Dialight circuit board indicators	Datasheet	1,078In Stock 1,000Expected 2027/03/17	$2.01 $1.49 $1.02 $0.97 View $0.885 $0.884 $0.837 $0.808	Min.: 1 Mult.: 1	Yellow	2 mm	583 nm	2.1 mcd	Through Hole	40 deg	Tinted	20 mA	5 V	555	Bulk
LED Circuit Board Indicators RED DIFFUSED 5 VOLT 555-3007F Dialight 1: $2.47 772In Stock	Mfr. Part No. 555-3007F Mouser Part No 645-555-3007F	Dialight	LED Circuit Board Indicators RED DIFFUSED 5 VOLT Learn More about Dialight circuit board indicators	Datasheet	772In Stock	$2.47 $1.79 $1.27 $1.21 View $1.06 $1.02 $0.996	Min.: 1 Mult.: 1	Red	2 mm	650 nm	0.9 mcd	Through Hole	40 deg	Tinted	20 mA		555	Bulk
LED Circuit Board Indicators RED DIFFUSED 555-4001F Dialight 1: $5.54 300In Stock	Mfr. Part No. 555-4001F Mouser Part No 645-555-4001F	Dialight	LED Circuit Board Indicators RED DIFFUSED Learn More about Dialight circuit board indicators	Datasheet	300In Stock	$5.54 $3.92 $3.11 $2.62 View $2.49 $2.45 $2.41	Min.: 1 Mult.: 1	Red		650 nm	1.2 mcd	Through Hole	40 deg	Tinted	20 mA		555	Bulk
LED Circuit Board Indicators RED DIFFUSED 5 VOLT 555-4007F Dialight 1: $5.65 5In Stock 300On Order	Mfr. Part No. 555-4007F Mouser Part No 645-555-4007F	Dialight	LED Circuit Board Indicators RED DIFFUSED 5 VOLT Learn More about Dialight circuit board indicators	Datasheet	5In Stock 300On Order	$5.65 $4.11 $3.16 $2.74	Min.: 1 Mult.: 1	Red		650 nm	0.9 mcd	Through Hole	40 deg	Tinted	3 mA	5 V	555	Bulk
LED Circuit Board Indicators HI EFF YELLOW DIFF 550-2307F Dialight 1: $1.33 9,949On Order	Mfr. Part No. 550-2307F Mouser Part No 645-550-2307F	Dialight	LED Circuit Board Indicators HI EFF YELLOW DIFF Learn More about Dialight circuit board indicators	Datasheet	9,949On Order On Order Ship Dates Mfr. No: 550-2307F Stock: 0 On Order: 3,949 Expected 2026/09/24 6,000 Expected 2027/01/20 Factory Lead Time: 26 Weeks	$1.33 $0.94 $0.699 $0.597 View $0.533 $0.483	Min.: 1 Mult.: 1	Yellow		585 nm		Through Hole	50 deg	Tinted	10 mA	2.1 V	550	Bulk
LED Circuit Board Indicators RED/GREEN DIFFUSED 550-3007F Dialight 1: $2.30 8,983On Order	Mfr. Part No. 550-3007F Mouser Part No 645-550-3007F	Dialight	LED Circuit Board Indicators RED/GREEN DIFFUSED Learn More about Dialight circuit board indicators	Datasheet	8,983On Order On Order Ship Dates Mfr. No: 550-3007F Stock: 0 On Order: 3,983 Expected 2027/01/20 5,000 Expected 2027/03/31 Factory Lead Time: 26 Weeks	$2.30 $1.65 $1.27 $1.10 $1.04	Min.: 1 Mult.: 1	Red, Green	5 mm	660 nm, 565 nm	90 mcd, 40 mcd	Through Hole	60 deg	Tinted	20 mA	1.8 V, 2.1 V	550	Bulk
LED Circuit Board Indicators 5 MMCBI 550-3505F Dialight 1: $2.97 3,386On Order	Mfr. Part No. 550-3505F Mouser Part No 645-550-3505F	Dialight	LED Circuit Board Indicators 5 MMCBI Learn More about Dialight circuit board indicators	Datasheet	3,386On Order On Order Ship Dates Mfr. No: 550-3505F Stock: 0 On Order: 386 Expected 2026/11/18 2,000 Expected 2026/12/09 1,000 Expected 2026/12/16 Factory Lead Time: 26 Weeks	$2.97 $2.14 $1.69 $1.47 $1.43	Min.: 1 Mult.: 1	Red, Green	5 mm	635 nm, 565 nm	5 mcd, 8 mcd	Through Hole	65 deg	Clear	10 mA	2.1 V, 2.3 V		Bulk

550/551/555 Series LED Circuit Board Indicators

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