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. 891-3819
Mfr. Part No.2191U5-24V
BrandVCC
SGD4.631
Each (In a Pack of 10)
units
12 → 24 V dc, 22 → 32 V ac Green - Wire Terminal - Single Chip 7.87mm 40.39 mm - - - -
RS Stock No. 891-3800
Mfr. Part No.2191U1-24V
BrandVCC
SGD5.786
Each (In a Pack of 10)
units
12 → 24 V dc, 22 → 32 V ac Red - Wire Terminal - Single Chip 7.87mm 40.39 mm - - - -
RS Stock No. 889-7120
Mfr. Part No.L45RN-G24-2112
BrandVCC
SGD12.03
Each
units
24 V dc Green - QC 5 mm Single Chip 8mm 50 mm - - - -
RS Stock No. 891-4629
Mfr. Part No.4300F5LC
BrandVCC
SGD437.30
1 Pack of 1000
Pack(s)
2.2 V Green 1.6 mcd Lead Pins T-1 Single Chip 3.05mm 4.32 mm 50° 565 nm 2 mA -
RS Stock No. 891-4825
Mfr. Part No.4302H5-5V
BrandVCC
SGD1.23
Each (In a Pack of 50)
units
7.5 V Green 8 mcd Lead Pins T-1 3/4 Single Chip 5.84mm 8.64 mm 60° 565 nm 12 mA -
RS Stock No. 891-4027
Mfr. Part No.4305H5
BrandVCC
SGD0.44
Each (In a Pack of 100)
units
3 V Green 100 mcd Lead Pins T-1 3/4 Single Chip 5.84mm 8.64 mm 30° 563 nm 20 mA -
RS Stock No. 891-3812
Mfr. Part No.2191U7-24V
BrandVCC
SGD5.786
Each (In a Pack of 10)
units
12 → 24 V dc, 22 → 32 V ac Yellow - Wire Terminal - Single Chip 7.87mm 40.39 mm - - - -
RS Stock No. 891-4446
Mfr. Part No.2195QA5-28V
BrandVCC
SGD5.956
Each (In a Pack of 10)
units
28 V Green - Wire Terminal - - 7.87mm 25.15 mm - - - -
RS Stock No. 891-4809
Mfr. Part No.2191QU1-24V
BrandVCC
SGD6.166
Each (In a Pack of 10)
units
12 → 24 V dc, 22 → 32 V ac Red - Wire Terminal - Single Chip 7.87mm 40.39 mm - - - -
RS Stock No. 891-4272
Mfr. Part No.4303F5
BrandVCC
SGD0.464
Each (In a Pack of 100)
units
3 V Green 25 mcd Lead Pins T-1 Single Chip 3.3mm 4.7 mm 55° 563 nm 10 mA -
RS Stock No. 891-4023
Mfr. Part No.4305H1
BrandVCC
SGD0.423
Each (In a Pack of 100)
units
3 V Red 68 mcd Lead Pins T-1 3/4 Single Chip 5.84mm 8.64 mm 30° 650 nm 20 mA -
RS Stock No. 889-7127
Mfr. Part No.L79D-Y125-W
BrandVCC
SGD12.052
Each (In a Pack of 500)
units
125 V Yellow 80 mcd - - Single Chip 7.94mm 30.96 mm 60° - 20 mA -
RS Stock No. 891-4011
Mfr. Part No.4301H1/5
BrandVCC
SGD1.306
Each (In a Pack of 50)
units
2.8 V Green, Red 6 mcd Lead Pins T-1 3/4 Single Chip 5.59mm 8.64 mm 50° 568 (Green) nm, 650 (Red) nm 10 mA -
RS Stock No. 891-4382
Mfr. Part No.4307T1
BrandVCC
SGD586.39
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. 891-4308
Mfr. Part No.2191U1-12V
BrandVCC
SGD4.631
Each (In a Pack of 10)
units
10 → 20 V ac, 6 → 13.5 V dc Red - Wire Terminal - Single Chip 7.87mm 40.39 mm - - - -
RS Stock No. 891-4386
Mfr. Part No.4307T3
BrandVCC
SGD586.39
1 Pack of 1000
Pack(s)
3 V Amber 3 mcd Lead Pins 1.65 mm Single Chip 1.78mm 2.79 mm 30° 603 nm 10 mA -
RS Stock No. 891-4780
Mfr. Part No.2191L1-12V
BrandVCC
SGD5.222
Each (In a Pack of 10)
units
10 → 20 V ac, 6 → 13.5 V dc Red - Wire Terminal - Single Chip 7.87mm 41.91 mm - - - -
RS Stock No. 891-4796
Mfr. Part No.2191L5-24V
BrandVCC
SGD4.631
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. 891-4806
Mfr. Part No.2191L7-24V
BrandVCC
SGD4.631
Each (In a Pack of 10)
units
12 → 24 V dc, 22 → 32 V ac Yellow - Wire Terminal - Single Chip 7.87mm 41.91 mm - - - -
RS Stock No. 891-4430
Mfr. Part No.2195QA1-28V
BrandVCC
SGD5.32
Each (In a Pack of 10)
units
28 V Red - Wire Terminal - - 7.87mm 25.15 mm - - - -