Indicator Lamps | McMaster-Carr

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1,143 Products

Communication

Indicator Lights

Indicator Lights

Call attention to hazards and changes in status with flashing, strobe, and other lights

Audible Alarms/Indicator Lights

Audible Alarms/Indicator Lights

Alert people with both light and sound

Vehicle Lights

Illuminate your way, mark your vehicle's clearance, or send signals to people and drivers

Traffic Lights

Signal and direct traffic

Barricade Lights

Barricade Lights

Mount to barricades so they're easier to see in low-light conditions

Aircraft Signal Lights

Aircraft Signal Lights

Mount to the top of towers to warn low-flying aircraft

Text Telephone Adapters

Text Telephone Adapters

Make it easier for people who are hard of hearing or speech-impaired to use phones

Lighting

Light Bulbs

Standard household, miniature, compact, tubular, ultraviolet, infrared, and blacklight bulbs

Light Transmitters

Light Transmitters

Light up small and hard-to-reach areas such as the inside of models, prototypes, and circuit boards

Light Pipes

Concentrate and direct light from the bulb on a circuit board to a display

Electrical

Electronic Component Kits

Electronic Component Kits

Include diodes, rectifiers, and transistors to convert current or amplify electronic signals

Measuring and Inspecting

Force Gauges

Test objects to see how much tension and compression force they can bear

Inspection Indicators

Inspection Indicators

Mount to your equipment for a signal when it's time for maintenance or inspection

Fluid Handling

Water Detector Sensors

Water Detector Sensors

Place near tanks, sump pumps, and pipe lines to alert you to water leaks

Safety Equipment

Multi-Gas Detectors

Multi-Gas Detectors

Monitor air for carbon monoxide and combustible gases including methane, hydrogen, and propane

Oxygen Detectors

Oxygen Detectors

Too much or too little oxygen triggers alarms and warning lights

Hydrogen Detectors

Hydrogen Detectors

Alarms and lights alert you to the presence of hydrogen

Propane Detectors

Propane Detectors

Alarms and lights alert you to the presence of propane instantly or after a set exposure time

Methane Detectors

Methane Detectors

Alarms and lights alert you to the presence of methane instantly or after a set exposure time

Barricades

Panel, rail, cone-mount, barrel, and water-fill barricades

Smoke Detectors

Smoke Detectors

Warn people when there's smoke in your facility

Carbon Monoxide Detectors

Carbon Monoxide Detectors

Alarms, lights, or color changes alert you to the presence of carbon monoxide

Hydrogen Sulfide Detectors

Hydrogen Sulfide Detectors

Alarms and lights alert you to high levels of hydrogen sulfide

Sound Level Monitors

Sound Level Monitors

Continuously measure ambient sound levels to confirm they fall within your programmed thresholds

Fire Alarms

Alert people to fires with loud warnings

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)