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. 238-8251
Mfr. Part No.210-532-21-38
BrandMarl
TWD419.00
Each
units
12 V dc Green 23000 mcd E10 9 mm Single Chip 4.9mm 22.1 mm 120° 527 nm 20 mA 100000h
RS Stock No. 204-502
BrandRS PRO
TWD242.00
Each
units
24 V dc Red 35 mcd Telephone Slide 5.8 mm Multichip 5.5mm 30.5 mm 180° 635 nm 15 mA 60000h
RS Stock No. 891-4831
Mfr. Part No.4307T5
BrandVCC
TWD12,480.00
1 Pack of 1000
Pack(s)
3 V Green 4 mcd Lead Pins 1.65 mm Single Chip 1.78mm 2.79 mm 30° 565 nm 10 mA -
RS Stock No. 282-9998
Mfr. Part No.209-997-21-38
BrandMarl
TWD226.00
Each
units
12 V dc White 14000 mcd Slide Base 5.8 mm Single Chip 4.9mm 28.8 mm 120° - 20 mA 100000h
RS Stock No. 210-614
BrandRS PRO
TWD294.00
Each
units
28 V ac/dc White 2070 mcd BA9s - Single Chip 10mm 24 mm - X=0.31 nm, Y=0.32 nm 9 (dc) mA, 17 (dc) mA 100000h
RS Stock No. 817-3496
Mfr. Part No.MWCE22029
TWD281.00
Each
units
12 → 24 V ac/dc Red 220 mcd E10 - Single Chip 9.7mm 22 mm 160° 628 nm 15 mA 50000h
RS Stock No. 473-0200
Mfr. Part No.5862402203F
BrandDialight
TWD376.00
Each
units
14 V dc Green 1650 mcd BA9s 9 mm Single Chip 10mm 28.75 mm - 525 nm 15 mA 100000h
RS Stock No. 204-142
BrandRS PRO
TWD194.00
Each
units
12 V ac/dc Yellow 630 mcd Midget Groove 5 mm Single Chip 6mm 16 mm 16° 587 nm 14 mA 100000h
RS Stock No. 817-3490
Mfr. Part No.MWCE22049
TWD281.00
Each
units
24 → 28 V ac/dc Red 220 mcd E10 - Single Chip 9.7mm 22 mm 160° 628 nm 19 mA 50000h
RS Stock No. 238-8318
Mfr. Part No.210-521-22-38
BrandMarl
TWD287.00
Each
units
24 V dc Yellow 2500 mcd E10 9 mm Single Chip 4.8mm 25 mm 120° 590 nm 20 mA 100000h
RS Stock No. 817-3516
Mfr. Part No.MWCE22749
TWD307.00
Each
units
24 → 28 V ac/dc Green 850 mcd E10 - Single Chip 9.7mm 22 mm 160° 525 nm 17.5 mA 50000h
RS Stock No. 769-3025
Mfr. Part No.LE-MF-12W
TWD132.50
Each (In a Pack of 2)
units
12 V dc White - Midget Flange T-1 3/4 - 6mm 16 mm 40° - 15 mA -
RS Stock No. 210-260
BrandRS PRO
TWD370.00
Each
units
24 V ac/dc Red 110/105 mcd E10 - Multichip 10mm 28 mm 180° 630 nm 15 (dc) mA 100000h
RS Stock No. 211-594
BrandRS PRO
TWD560.00
Each
units
24 V ac/dc White 3 x 2070 mcd E10 - Multichip 10mm 26.5 mm - X=0.31 nm, Y=0.32 nm 9/17 mA -
RS Stock No. 282-9948
Mfr. Part No.206-997-22-38
BrandMarl
TWD162.00
Each
units
24 V dc White 3000 mcd Midget Flange 5 mm Single Chip 4.9mm 14.5 mm 120° - 20 mA 100000h
RS Stock No. 204-192
BrandRS PRO
TWD154.00
Each
units
48 V ac/dc Red 250 mcd Telephone Slide 6.8 mm Single Chip 6.8mm 45 mm - 630 nm 15 mA 100000h
RS Stock No. 209-456
BrandRS PRO
TWD182.00
Each
units
12 V ac/dc Yellow 630 mcd BA9s - Single Chip 10mm 24 mm - 587 nm 9 (dc) mA, 17 (dc) mA 100000h
RS Stock No. 282-9702
Mfr. Part No.215-501-75-38
BrandMarl
TWD491.00
Each
units
110 V ac Red 685 mcd BA9s 9 mm Single Chip 4.8mm 26 mm 120° 660 nm 5 mA 100000h
RS Stock No. 209-440
BrandRS PRO
TWD205.00
Each
units
12 V ac/dc Green 1610 mcd BA9s - Single Chip 10mm 24 mm - 525 nm 9 (dc) mA, 17 (dc) mA 100000h
RS Stock No. 205-511
BrandRS PRO
TWD156.00
Each
units
12 V ac/dc Blue 500 mcd Lead Pins 3 mm Single Chip 4.25mm 17 mm - 470 nm 6 mA ac, 12 mA dc 100000h