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. 739-3609
Mfr. Part No.LE-0509-01Y
TWD33.20
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. 205-599
BrandRS PRO
TWD189.00
Each
units
230 V ac Blue 105 mcd BA9s - Single Chip 10mm 24 mm - 470 nm 9 mA 100000h - -
RS Stock No. 238-7652
Mfr. Part No.205-521-22-38
BrandMarl
TWD246.00
Each
units
24 V dc Yellow 4800 mcd Midget Groove 5 mm Single Chip 4.9mm 15 mm 120° 590 nm 20 mA 100000h - -
RS Stock No. 296-9737
Mfr. Part No.215-501-76-38
BrandMarl
TWD469.00
Each
units
230 V ac Red 410 mcd BA9s 9 mm Single Chip 4.8mm 26 mm 120° 660 nm 3 mA 100000h - -
RS Stock No. 206-520
BrandRS PRO
TWD173.00
Each
units
12 V ac/dc Yellow 120/110 mcd BA9s - Multichip 10mm 28 mm 180° 585 nm 25 (dc) mA, 38 (ac) mA 100000h - -
RS Stock No. 225-981
BrandRS PRO
TWD238.00
Each
units
24 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. 406-981
Mfr. Part No.A1612DG
BrandOmron
TWD328.30
Each (In a Pack of 3)
units
12 V dc Green - - - - - - - - 15 mA - - -
RS Stock No. 754-1555
Mfr. Part No.3SB3901-1BF
BrandSiemens
TWD593.00
Each
units
- - - - - - - - - - - - - -
RS Stock No. 387-4933
Mfr. Part No.LED7G 4.5AC MES
BrandTranilamp
TWD304.00
Each
units
4.5 V ac - - E10 - - 13.4mm 27 mm - - - - - -
RS Stock No. 238-8087
Mfr. Part No.215-532-21-38
BrandMarl
TWD233.00
Each
units
12 V dc Green 23000 mcd BA9s 9 mm Single Chip 4.9mm 26 mm 120° 527 nm 20 mA 100000h - -
RS Stock No. 891-4011
Mfr. Part No.4301H1/5
BrandVCC
TWD28.10
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. 206-075
BrandRS PRO
TWD130.00
Each
units
12 V ac/dc Green 35 mcd Midget Groove 5 mm Multichip 6mm 15.25 mm 180° 565 nm 30 mA 100000h - -
RS Stock No. 203-723
BrandRS PRO
TWD301.00
Each
units
28 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 6 mA ac, 12 mA dc 100000h - -
RS Stock No. 875-1018
Mfr. Part No.8176
TWD9.90
Each (In a Pack of 100)
units
- - - - - - - - - - 50 mA - - -
RS Stock No. 296-9721
Mfr. Part No.210-997-76-38
BrandMarl
TWD540.00
Each
units
230 V ac White 450 mcd E10 9 mm Single Chip 4.8mm 25 mm 120° - 3 mA 100000h - -
RS Stock No. 2508333856
Mfr. Part No.586-2401-201F
BrandDialight
TWD178.00
Each
units
- - - - - - - - - - - - - -
RS Stock No. 2508334051
Mfr. Part No.586-4606-103F
BrandDialight
TWD788.00
Each
units
- - - - - - - - - - - - - -
RS Stock No. 2508333935
Mfr. Part No.586-2406-201F
BrandDialight
TWD285.00
Each
units
- - - - - - - - - - - - - -
RS Stock No. 2508333963
Mfr. Part No.586-3506-204F
BrandDialight
TWD291.00
Each
units
- - - - - - - - - - - - - -
RS Stock No. 2508333941
Mfr. Part No.586-2406-203F
BrandDialight
TWD285.00
Each
units
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