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. 204-265
BrandRS PRO
TWD171.00
Each
units
12 V ac/dc Red 1750 mcd Midget Groove 5 mm Single Chip 6mm 16 mm 30° 630 nm 14 mA 100000h
RS Stock No. 206-558
BrandRS PRO
TWD235.00
Each
units
28 V dc Green 35 mcd Midget Flange 5 mm Multichip 6mm 15.25 mm 180° 565 nm 14 mA 100000h
RS Stock No. 238-7630
Mfr. Part No.205-501-22-38
BrandMarl
TWD227.00
Each
units
24 V dc Red 2750 mcd Midget Groove 5 mm Single Chip 4.9mm 15 mm 120° 660 nm 20 mA 100000h
RS Stock No. 238-7472
Mfr. Part No.206-501-22-38
BrandMarl
TWD277.00
Each
units
24 V dc Red 2750 mcd Midget Flange 5 mm Single Chip 4.8mm 14.5 mm 120° 660 nm 20 mA 100000h
RS Stock No. 769-3028
Mfr. Part No.LE-MF-24W
TWD113.50
Each (In a Pack of 2)
units
24 V dc White - Midget Flange T-1 3/4 - 6mm 16 mm 40° - 15 mA -
RS Stock No. 835-7266
Mfr. Part No.LSTD-M4G
BrandIdec
TWD349.00
Each
units
240 V ac Green - BA9s - Multichip - - - - 10 mA 50000h
RS Stock No. 891-4382
Mfr. Part No.4307T1
BrandVCC
TWD13,206.00
1 Pack of 1000
Pack(s)
3 V Red 5 mcd Lead Pins 1.65 mm Single Chip 1.78mm 2.79 mm 30° 635 nm 10 mA -
RS Stock No. 212-503
BrandRS PRO
TWD182.00
Each
units
28 V ac/dc Red 1750 mcd BA9s - Single Chip 10mm 24 mm - 630 nm 9 (dc) mA, 17 (dc) mA 100000h
RS Stock No. 890-7606
Mfr. Part No.586-6406-103F
BrandDialight
TWD547.00
Each
units
14 V dc White 4800 mcd BA9s T-3 1/4 Cluster 10.92mm 27.7 mm 120° - 40 mA 100000h
RS Stock No. 891-4796
Mfr. Part No.2191L5-24V
BrandVCC
TWD91.40
Each (In a Pack of 10)
units
12 → 24 V dc, 22 → 32 V ac Green - Wire Terminal - Single Chip 7.87mm 41.91 mm - - - -
RS Stock No. 891-4430
Mfr. Part No.2195QA1-28V
BrandVCC
TWD118.20
Each (In a Pack of 10)
units
28 V Red - Wire Terminal - - 7.87mm 25.15 mm - - - -
RS Stock No. 168-3878
Mfr. Part No.LE-0504-01G
TWD29.30
Each (In a Box of 100)
units
12 V dc Green - Wedge 5 mm - 4.5mm 20.3 mm 95° 525 nm 15 mA -
RS Stock No. 225-947
BrandRS PRO
TWD296.00
Each
units
24 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. 204-237
BrandRS PRO
TWD284.00
Each
units
24 V ac/dc Blue 1200 mcd Telephone Slide 5.8 mm Single Chip 5.5mm 29.5 mm - 470 nm 6 mA ac, 12 mA dc 100000h
RS Stock No. 739-3595
Mfr. Part No.LE-0509-02Y
TWD36.80
Each (In a Pack of 5)
units
24 V Yellow - Wedge T-3 1/4 - 10mm 28.5 mm 20° 595 nm 20 mA -
RS Stock No. 238-8245
Mfr. Part No.210-501-21-38
BrandMarl
TWD198.00
Each
units
12 V dc Red 11000 mcd E10 9 mm Single Chip 4.9mm 22.1 mm 120° 643 nm 20 mA 100000h
RS Stock No. 890-7417
Mfr. Part No.585-1325F
BrandDialight
TWD247.00
Each
units
28 V dc Green 65 mcd Midget Flange T-1 3/4 Multichip 6.1mm 15.2 mm 120° 565 nm 13 mA 100000h
RS Stock No. 890-7552
Mfr. Part No.586-5632-202F
BrandDialight
TWD6,503.00
Each
units
12 V ac/dc Green 3.4 mcd - 15 mm Double Chip 48.3mm 67.4 mm - 505 nm - 100000h
RS Stock No. 610-0803
Mfr. Part No.DL1CJ0243
TWD882.00
Each
units
- - - - - - - - - - - -
RS Stock No. 238-7602
Mfr. Part No.205-521-21-38
BrandMarl
TWD186.00
Each
units
12 V dc Yellow 16000 mcd Midget Groove 5 mm Single Chip 4.9mm 15 mm 120° 591 nm 20 mA 100000h