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Littelfuse, Inc. Datasheets for Pilot Lights and Indicator Lights

Pilot lights and indicator lights are indicating lights for machines or instruments. Most indicators favor the use of LEDs or incandescent lamps.
Pilot Lights and Indicator Lights: Learn more

Product Name Notes
12V DC.With rugged light-emitting diode light source that ensures long hours of service. Never needs bulb replacement.Mounting hole: 0.546" diameter(13.9mm).Qui ck connect .250" (6.4mm) terminals are polarized for ease of...
Amber LED Approx 3/4" bezelFits 5/8" diameter hole (16.2mm)1/4" terminals
Amber LED Approx 3/8" bezelSnaps into 21/64" diameter hole (8.3mm)6 3/4" wire leads (171.5mm) PL-525-AC is identical, except the light is maintained, not blinking.
Amber LED Approx 3/8" bezelSnaps into 21/64" diameter hole (8.3mm)6 3/4" wire leads (171.5mm)
Amber LED Approx 5/8" bezelFits 1/2" diameter hole (12.7mm)1/4" blade terminals
Amber LED Approximatetely 3/4" plastic bezel.fits 5/8" diameter hole (15.8mm)1/4" blade terminals
Blue LED Approx 3/4" bezelFits 5/8" diameter hole (16.2mm)1/4" terminals
Corrosion-resistant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads, 8" (203mm) long. Mounts through rear of the panel. #1893 bulb supplied.
Corrosion-resistant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads, 8” (203mm) long. #53 bulb supplied, Chrome-plated brass bezel. 3/4” (19.1mm) diameter...
Corrosion-resistant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads, 8” (203mm) long. #53 bulb supplied, Plated brass bezel ¾” (19.1mm) diameter...
Corrosion-resistant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads, 8” (203mm) long. #53 bulb supplied, Plated brass bezel, satin finish. 5/16”
Corrosion-resistant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads, 8” (203mm) long. #67 bulb supplied, Plated brass bezel. 7/8” (22.2mm) diameter...
Corrosion-resistant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads, 8” (203mm) long. #68 bulb supplied, Plated brass bezel. 7/8” (22.2mm) diameter...
Corrosion-resistant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads, 8” (203mm) long. Mounts through rear of the panel. #1893 bulb supplied.
Corrosion-resistant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads, 8” (203mm) long. Self-grounding to metal panels #53 bulb supplied, Chrome-plated brass...
Corrosion-resistant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads, 8” (203mm) long.
Corrosion-resistant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads. 8" (203mm) long. Mounts through rear of the panel. #1893 bulb supplied.
Green LED Approx 3/4" bezelFits 5/8" diameter hole (16.2mm)1/4" terminals
Green LED Approx 3/8" bezelSnaps into 21/64" diameter hole (8.3mm)6 3/4" wire leads (171.5mm) PL-525-GC is identical, except the light is maintained, not blinking.
Green LED Approx 3/8" bezelSnaps into 21/64" diameter hole (8.3mm)6 3/4" wire leads (171.5mm) PL-526-GC is identical excelpt the light is flashing.
Green LED Approx 5/8" bezelSnaps into 1/2" diameter hole (12.7mm)1/4" blade terminals
GreenLED Approximatetely 3/4" plastic bezel.fits 5/8" diameter hole (15.8mm)1/4" blade terminals
Pilot light indicators are used for remote monitoring or indication of system status. Frequently used as signal indicators for accessories or aftermarket add-ons. Solid-state light-emitting diodes (LEDs) ensures long hours...
Red LED Approx 3/4" bezelFits 5/8" diameter hole (16.2mm)1/4" terminals
Red LED Approx 3/8" bezelSnaps into 21/64" diameter hole (8.3mm)6 3/4" wire leads (171.5mm) PL-525-RC is identical, except the light is maintained, not blinking.
Red LED Approx 5/8" bezelFits 1/2" diameter hole (12.7mm)1/4" blade terminals
Red LED Approximatetely 3/4" plastic bezel.fits 5/8" diameter hole (15.8mm)1/4" blade terminals
This green LED pilot light is used for remote monitoring or indication of system status. Frequently used as a signal indicator for accessories or aftermarket add-ons. Solid-state light-emitting diodes (LEDs)...
This product is not recommended for new designsCorrosion-res istant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads, 8 (203mm) long. Mounts...
This product is not recommended for new designsCorrosion-res istant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads, 8” (203mm) long.
This product is not recommended for new designsCorrosion-res istant construction. Spring-actuated brass contacts assure proper contact with the bulb. 16AWG (1.0mm2 ) insulated stranded copper leads. 8 (203mm) long. Mounts...
This red LED pilot light is used for remote monitoring or indication of system status. Frequently used as a signal indicator for accessories or aftermarket add-ons. Solid-state light-emitting diodes (LEDs)...
White LED Approx 3/4" bezelFits 5/8" diameter hole (16.2mm)1/4" terminals