4-Pin Base Light Bulbs | McMaster-Carr

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	Base Type Base Type


Screw In	Bi-Pin

Four Pin	Two-Pin Wedge

Four-Pin Wedge	Single Pin

	Trade Number Trade Number

	Wattage Wattage

	Bulb Shape Bulb Shape


Tubular	Spotlight/ Floodlight

Pointed	Twin Tube

Quad Tube	Circline

U Shaped	Rectangular

Triple U- Shaped

	Overall Length Overall Length

	Bulb Shape Number Bulb Shape Number

	Light Technology Light Technology

	Voltage Voltage

	Color Temperature Color Temperature

	Base Number Base Number

	Bulb Material Bulb Material

Glass

Plastic

Plastic-Coated Glass

	Light Appearance Light Appearance

Warm

Cool

Neutral

	Brightness Brightness

Less than 10,000 lumens

10,000 to 19,999 lumens

20,000 to 29,999 lumens

Not Rated

	Color Color

	Clear		Frosted
	Red		Green
	Blue

	Bulb Diameter Bulb Diameter

	Rated Life Rated Life

	Light Setting Light Setting

Dimmable

Not Dimmable

	Beam Spread Beam Spread


Sphere	Wide

Partial Sphere	Narrow

	Beam Angle Beam Angle

	For Ballast Type For Ballast Type

Electronic

Magnetic

	Maximum Temperature Maximum Temperature

	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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About Brightness

About Light Appearance

Bi-Pin Base Miniature Light Bulbs

These bulbs are small, but very bright, so they're often used in flashlights and optical instruments such as projectors and microscopes.

Screw-In Base Miniature Light Bulbs

These bulbs are sized to fit tight spaces such as signs, control panels, indicators, and flashlights.

Bi-Pin Base Floodlight Bulbs

Bi-Pin Base Spotlight Bulbs

Bi-Pin Base Tubular Light Bulbs

Single-Pin Base Tubular Light Bulbs

Circline Tubular Light Bulbs

U-Shaped Tubular Light Bulbs

Two-Pin Wedge Base Plug-In Compact Light Bulbs

Often used in task lights, these two-pin wedge base bulbs are comparable to PL, Dulux, and Biax bulbs.

Four-Pin Wedge Base Plug-In Compact Light Bulbs

Often used in task lights, these four-pin wedge base bulbs are comparable to PL, Dulux, and Biax bulbs.

Four-Pin Base Plug-In Compact Light Bulbs

Energy efficient and long lasting, these four-pin bulbs are often used in task lights. They’re comparable to PL, Dulux, and Biax bulbs.

Bi-Pin Base Vehicle Headlamp Light Bulbs

Ultraviolet Light Bulbs

Disinfect and sterilize air, water, and surfaces with shortwave ultraviolet radiation.

Blacklight Blue Light Bulbs

Detect UV-reflective materials that are invisible to the naked eye.