Stack Light Bulbs | McMaster-Carr

	Voltage Voltage

	Color Color

	Blue		Clear
	Green		Amber
	Red

	Base Type Base Type


Bayonet	Screw In

	Light Technology Light Technology

LED

Incandescent

	Light Color Light Color

Amber/Blue/Green/Red/White

Amber/Blue/Red

Blue/Green/Red/White/Yellow

Blue/Green/Red/Yellow

Blue/Yellow

Red/Yellow

Amber/Red

Blue/Green/Red/White/Yellow/
Magenta/Turquoise

	Light Pattern Light Pattern

Continuous

Flashing

Strobe

	Number of Lights Number of Lights

	Signal Type Signal Type

Signal Light

Signal Light with Audible
Alarm

	Mount Type Mount Type


Screw	Pipe	Portable

	Environment Environment

	Wattage Wattage

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Base Number Base Number

BA15d

E27

	System of Measurement System of Measurement

Inch

Metric

	Electrical Connection Type Electrical Connection Type

Spring-Clamp Terminals

	Diameter Diameter

	Height Height

	Environmental Rating Environmental Rating

	Beam Spread Beam Spread


Wide	Narrow

	Current Current

	Specifications Met Specifications Met

CE Marked

CSA

IEC

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

RoHS Compliant with
Exemptions

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

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101 Products

Status-Indicating Light Bulbs

Bayonet Base Status-Indicating Light Bulbs

Use these as replacement bulbs in stack lights.

Screw-In Base Status-Indicating Light Bulbs

Also known as beacon lights and signal lamps, these bulbs provide high-intensity light so they're often used in security warning devices and machinery.

Stack Lights

Pipe/Surface-Mount Stack Lights

These lights have lenses that snap in and out, so you can easily swap colors or change their position in the stack.

Surface-Mount Stack Lights

Mount the M22 male thread on the bottom of the light through a hole and then secure using the included nut.

Select-a-Color Stack Lights

Choose from seven colors, including nontraditional colors such as magenta and turquoise, for a custom four-light stack light.

3-in-1 Compact Stack Lights

Use these lights in tight spaces in place of a tower. They emit three colors from a single lens.

Build-Your-Own Stack Lights

Design a stack light with your choice of light pattern and color. Start with a base, then add up to five modules total—twist and lock them together.

Compact Stack Lights

Mount these lights horizontally or vertically in places where a tower will not fit.

Quick-Connect Stack Lights

The quick-connect four-pole M12 plug on these lights makes them easy to hook up and configure.

3-in-1 Compact Quick-Connect Stack Lights

These lights emit three colors from a single lens and can be mounted in tight spaces where a tower will not fit.

Push-Button Stack Lights with Two-Prong Plug

Give a signal with the push of a button. These lights have a control box for activating each of the three light modules.

Stack Lights with Buzzer

These lights have LED bulbs for years of maintenance-free operation and can be wired as either continuous or flashing.

3-in-1 Compact Stack Lights with Buzzer

Good for tight spaces where a tower of lights won't fit, these emit three colors from a single lens.

Electronic-Alert Stack Lights with Buzzer

Get notified about equipment issues even when you aren't around your machines. These lights connect to your computer via Ethernet, allowing you to set up email alerts when there is a problem with a machine, server, or conveyor.