What does par 38 mean on a lightbulb?

PAR stands for Parabolic Aluminized Reflector. BR stands for Bulged Reflector. What does the number after PAR or BR mean? This number is indicative of the diameter of the lamp in terms of 1/8ths of an inch. For example, a PAR38 bulb is (1/8 x 38)” or 4 ¾” across.

Is BR40 same as par 38?

PAR38 will fit – the number denotes eighths of inches wide, so PAR38= 38/8″ width, or 4 3/4″w. A BR40 is 40/8″ inch wide, or 5″ wide. About the same size and will fit in the same fixtures.

What is PAR lighting size?

Specialty Bulbs The commons sizes of PAR lamps are: PAR-16 (PAR16) is 16 eighths of an inch in diameter across the face of the bulb, or 2.0″ (25.4mm) Maximum Outer Diameter. PAR-20 (PAR20) is 20 eighths of an inch in diameter or 2.5″ (63.5mm) Maximum Outer Diameter.

What’s the difference between PAR30 and PAR38 light bulbs?

PAR = Parabolic Aluminized Reflector, 38 = thirty-eight eighths of an inch, or 38*1/8″=4.75″. 30 = thirty eighths of an inch, or 30*1/8″=3.75″. As you can see, PAR38 has a larger diameter than a PAR30 bulb or can.

How big is a PAR30 bulb?

3.75-inch
The number on a LED PAR bulb refers the diameter of the lamp measured in terms by eighths of an inch. This number can be easily converted to inches by multiplying the PAR number x 1/8 (0.125). In this case a PAR30 bulb has 3.75-inch diameter.

What is the difference between BR38 and PAR38?

PAR stands for “parabolic aluminized reflector.” These bulbs have a lamp, reflector, and pressed lens inside the lamp to provide directional lighting. They have a shorter body than BR light bulbs with a bowl shape. PAR light bulbs have soft light, but with a more defined edge than BR bulbs.

Can I replace MR16 with PAR16?

Yes, a PAR 16 bulb will fit in a MR16 GU10 fixture because they both have 2 inch widths. The lengths of a PAR16 bulb and a MR16 GU10 fixture, however, are different.