LED Indicator Lamps

LED (light emitting diode) indicator lamps are a type of LED lamp used to display when a change occurs in an electrical circuit. For example, when something has malfunctioned in an electrical system, a red or orange LED indicator lamp may be used to alert a worker. Other applications include in phone voicemail systems and dashboard lights. LED indicator lamps usually consist of a single bulb, unlike other types of LED lamps such as LED circular arrays

What are the advantages of LED indicator lamps?

Compared with traditional incandescent lamps, LED lamps are much more energy efficient. They also have a much longer lifespan than incandescent lamps. Unlike fluoresccent lights, they do not require a warm-up period after being switched on, reaching maximum brightness instantly.

Types of LED indicator lamps

LED indicator lamps come in a variety of different colours depending on your needs. They also vary by the intensity of the light produced, by size, and by longevity.


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Description Price Voltage Rating Light Output Colour Intensity Lamp Base Lamp Size Chip Type Diameter Length Viewing Angle Peak Wavelength Current Rating Life Hours For Use With Accessory Type
RS stock no. 168-3881
Mfr. Part No.LE-0503-03W
R 12.251
Each (In a Box of 100)
units
12 V dc White - Wedge 9 mm - 10mm 27.5 mm 22° - 15 mA - - -
RS stock no. 336-097
Mfr. Part No.LE-0503-03W
R 18.372
Each (In a Pack of 5)
units
12 V dc White - Wedge 9 mm - 10mm 27.5 mm 22° - 15 mA - - -
RS stock no. 469-840
Mfr. Part No.255-993-64-38
BrandMarl
R 267.19
Each
units
8 → 48 V ac/dc White 9200 mcd BA9s 9 mm Single Chip 4.9mm 26 mm - - 10 mA 100000h - -
RS stock no. 283-0049
Mfr. Part No.208-997-22-38
BrandMarl
R 152.17
Each
units
24 V dc White 3000 mcd Slide Base 6.8 mm Single Chip 4.9mm 42.6 mm 120° - 20 mA 100000h - -
RS stock no. 203-717
BrandRS PRO
R 65.57
Each
units
28 V ac/dc Yellow 300 mcd Telephone Slide 5.8 mm Single Chip 5.5mm 29.5 mm - 587 nm 6 mA ac, 12 mA dc 100000h - -
RS stock no. 225-953
BrandRS PRO
R 99.80
Each
units
24 V ac/dc White 1500 mcd Telephone Slide 5.8 mm Single Chip 5.5mm 29.5 mm - X=0.31 nm, Y=0.32 nm 6 mA ac, 12 mA dc 100000h - -
RS stock no. 172-6470
Mfr. Part No.LE-BA9S-55W
R 78.707
Each (In a Box of 100)
units
55 V ac/dc Cool White 1200 mcd BA9s T-3 1/4 Single Chip 9.6mm 25.8 mm 100° - 20 mA - - -
RS stock no. 208-655
BrandRS PRO
R 78.50
Each
units
24 V ac/dc Green 1610 mcd BA9s - Single Chip 10mm 24 mm - 525 nm 9 (dc) mA, 17 (dc) mA 100000h - -
RS stock no. 797-2347
Mfr. Part No.LE-BA9S-55W
R 90.88
Each
units
55 V ac/dc Cool White 1200 mcd BA9s T-3 1/4 Single Chip 9.6mm 25.8 mm 100° - 20 mA - - -
RS stock no. 168-3970
Mfr. Part No.LE-BA9S-24W
R 46.91
Each (In a Box of 100)
units
24 V ac/dc White 7000 mcd BA9s T-3 1/4 - 9.6mm 24 mm 30° - 20 mA - - -
RS stock no. 283-0011
Mfr. Part No.209-997-23-38
BrandMarl
R 95.32
Each
units
24 → 28 V dc White 14000 mcd Slide Base 5.8 mm Single Chip 4.9mm 28.8 mm 120° - 20 mA 100000h - -
RS stock no. 205-757
BrandRS PRO
R 112.06
Each
units
230 V ac Green 345 mcd BA9s - Single Chip 10mm 24 mm - 525 nm 9 mA 100000h - -
RS stock no. 238-7488
Mfr. Part No.206-532-22-38
BrandMarl
R 197.59
Each
units
24 V dc Green 6000 mcd Midget Flange 5 mm Single Chip 4.8mm 14.5 mm 120° 525 nm 20 mA 100000h - -
RS stock no. 769-3003
Mfr. Part No.LE-BA9S-24W
R 53.565
Each (In a Pack of 2)
units
24 V ac/dc White 7000 mcd BA9s T-3 1/4 - 9.6mm 24 mm 30° - 20 mA - - -
RS stock no. 212-317
BrandRS PRO
R 67.02
Each
units
24 V dc Red 40 mcd BA9s 10 mm Multichip 11mm 28 mm 180° 630 nm 35 mA 60000h - -
RS stock no. 204-805
BrandRS PRO
R 65.38
Each
units
24 V ac/dc Yellow 630 mcd E10 10 mm Single Chip 10mm 25.25 mm - 587 nm 9 (dc) mA, 17 (dc) mA 100000h - -
RS stock no. 207-488
BrandRS PRO
R 94.24
Each
units
28 V dc Yellow 63 mcd Telephone Slide 5.8 mm Multichip 5.5mm 30.5 mm 180° 585 nm 15 mA 100000h - -
RS stock no. 204-186
BrandRS PRO
R 153.37
Each
units
28 V ac/dc White 700 mcd Telephone Slide 6.8 mm Single Chip 6.8mm 46.5 mm - X=0.31 nm, Y=0.32 nm 7 (ac) mA, 14 (dc) mA 100000h - -
RS stock no. 225-975
BrandRS PRO
R 105.11
Each
units
28 V ac/dc White 2070 mcd Midget Groove 5 mm Single Chip 6mm 16 mm 45° X=0.31 nm, Y=0.32 nm 14 mA 100000h - -
RS stock no. 203-739
BrandRS PRO
R 110.79
Each
units
48 V ac/dc White 1500 mcd Telephone Slide 5.8 mm Single Chip 5.5mm 31 mm - X=0.31 nm, Y=3.2 nm 15 mA 20000h - -