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
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. 226-007
BrandRS PRO
R 108.90
Each
units
28 V ac/dc White 1500 mcd Telephone Slide 6.8 mm Single Chip 6.8mm 45 mm - X=0.31 nm, Y=0.32 nm 15 mA 100000h
RS stock no. 205-397
BrandRS PRO
R 39.92
Each
units
28 V ac/dc Red 85 mcd Bi-Pin 3 mm Single Chip 4.25mm 17 mm - 630 nm 10 (dc) mA 100000h
RS stock no. 168-3964
Mfr. Part No.LE-0509-01Y
R 10.836
Each (In a Bag of 100)
units
24 V Yellow - Wedge T-1 3/4 - 4.5mm 20.3 mm 95° 595 nm 15 mA -
RS stock no. 208-661
BrandRS PRO
R 46.52
Each
units
24 V ac/dc Yellow 630 mcd BA9s - Single Chip 10mm 24 mm - 587 nm 9 (dc) mA, 17 (dc) mA 100000h
RS stock no. 204-215
BrandRS PRO
R 133.16
Each
units
12 V ac/dc White 1500 mcd Telephone Slide 5.8 mm Single Chip 5.5mm 29.5 mm - X=0.31 nm, Y=3.2 nm 9 (dc) mA, 15 (dc) mA 100000h
RS stock no. 212-339
BrandRS PRO
R 177.12
Each
units
24 V dc Yellow 65 mcd BA9s 10 mm Multichip 11mm 28 mm 180° 588 nm 35 mA 60000h
RS stock no. 424-3633
Mfr. Part No.245-997-87-50
BrandMarl
R 667.04
Each
units
130 V dc White 14000 mcd BA15d - Single Chip 16mm 37.5 mm - - 5 mA 100000h
RS stock no. 739-3602
Mfr. Part No.LE-0509-01B
R 26.088
Each (In a Pack of 5)
units
24 V Blue - Wedge T-1 3/4 - 4.5mm 20.3 mm 95° 470 nm 15 mA -
RS stock no. 204-344
BrandRS PRO
R 60.77
Each
units
48 V ac/dc White 1500 mcd Telephone Slide 6.8 mm Single Chip 6.8mm 45 mm - X=0.31 nm, Y=3.2 nm 15 mA 100000h
RS stock no. 757-9008
Mfr. Part No.1SFA616921R2021
BrandABB
R 270.27
Each
units
- - - - - - - - - - - -
RS stock no. 890-5880
Mfr. Part No.1091QM5-12V
BrandVCC
R 58.164
Each (In a Pack of 10)
units
6 → 13.5 V dc, 10 → 20 V ac Green - Lead Pins - Single Chip 12.7mm 36.83 mm - - - -
RS stock no. 282-9954
Mfr. Part No.206-997-23-38
BrandMarl
R 114.20
Each
units
24 → 28 V dc White 14000 mcd Midget Flange 5 mm Single Chip 4.9mm 14.5 mm 120° - 20 mA 100000h
RS stock no. 207-523
BrandRS PRO
R 107.00
Each
units
6 V ac/dc White 2070 mcd E10 6.3 mm Single Chip 10mm 25.25 mm - X=0.31 nm, Y=0.32 nm 9 (ac) mA, 17 (dc) mA 100000h
RS stock no. 690-2930
Mfr. Part No.ELED/BA9/SO/H/Blue
BrandOxley
R 240.97
Each
units
12 → 60 V ac/dc Blue - BA9s - Single Chip 9.8mm 27.5 mm - - - -
RS stock no. 335-987
Mfr. Part No.LE-0509-02W
R 18.372
Each (In a Pack of 5)
units
24 V dc White - Wedge 9 mm - 10mm 28.5 mm 30° - 20 mA -
RS stock no. 739-3609
Mfr. Part No.LE-0509-01Y
R 15.59
Each (In a Pack of 5)
units
24 V Yellow - Wedge T-1 3/4 - 4.5mm 20.3 mm 95° 595 nm 15 mA -
RS stock no. 890-5883
Mfr. Part No.1091QM5-24V
BrandVCC
R 58.164
Each (In a Pack of 10)
units
12 → 24 V dc, 22 → 32 V ac Green - Lead Pins - Single Chip 12.7mm 36.83 mm - - - -
RS stock no. 205-123
BrandRS PRO
R 115.34
Each
units
12 V ac/dc White 1500 mcd Telephone Slide 6.8 mm Single Chip 6.8mm 45 mm - X=0.31 nm, Y=0.32 nm 15 mA 100000h
RS stock no. 238-7905
Mfr. Part No.208-501-21-38
BrandMarl
R 65.34
Each
units
12 V dc Red 11000 mcd Slide Base 6.8 mm Single Chip 4.9mm 42.6 mm 120° 643 nm 20 mA 100000h