What is a BA15s bulb?

Bayonet bases or caps are often abbreviated BA, with a number after. The number refers to the diameter of the base e.g., BA15s is a 15 mm diameter bayonet base bulb. The lower-case letter s specifies that the bulb has a single contact on the bottom of the base.

What’s the difference between 1157 and 2357?

The life expectancy of the 2357 bulb is shorter than that of the 1157. The low filaments have the same life expectancy rating at 5000 hours, but the high filament of the 2357 bulb is much shorter than that of the 1157, with the 2357 rated at 400 hours vs. 1200 hours for the 1157.

What does BAU15s mean?

While both bases have two lugs on the side of the base the difference between them is that BA15s have the lugs at 180 degree and BAU15s has the lugs at 150 degree apart. SHOP FOR BA15S BULBS.

What does BA9s mean?

Single Contact Miniature Bayonet Base
BA9s Single Contact Miniature Bayonet Base miniature light bulbs have a single contact base with a diameter of 0.355″ or 9.017 millimeters and a length of 0.53″ or 13.462 millimeters. Bayonet bases or caps are often abbreviated BA, with a number after.

How many watts is a 1141 LED bulb?

Light Source Type	LED
Brand	HRYSPN
Color	Warm White
Brightness	500 Lumen
Wattage	5 watts

Is 1156 same as BA15s?

BA15s (single contact) The BA15s (1156) base has one contacts on the bottom and two parallel lugs on opposing sides of the base 180 degrees apart.

Is BAU15S same as PY21W?

BA15S (1156) vs BAU15S (7507 PY21W) base While both bases have two lugs on the side of the base the difference between them is that BA15s have the lugs at 180 degree and BAU15s has the lugs at 150 degree apart.

Are B22 bulbs being phased out?

The following lamps cannot be placed on the market after 1st October 2021: Self-ballasted Compact Fluorescent retrofit lamps (caps B22, E27 etc) Linear Halogen R7s lamps over 2,700 lumens. 12V Halogen reflectors lamps (MR11/GU4, MR16/GU5.

Why does the UK use bayonet bulbs?

Older railway carriages in the UK also made use of a 3 pin bulb base to discourage theft. Bayonet cap bulbs are also very common worldwide in applications where vibration may loosen screw-mount bulbs, such as automotive lighting and other small indicators, and in many flashlights.

How many lumens is a 12v 1141 bulb?

Many of our 12 volt LED 1156 bulbs are available in Cool White (bright white) or Warm White (soft white) and some Blue, or RED. You can use the lumens from the chart above to guide you. For example, if you are replacing an 1141 bulb, the chart above shows the average output of an 1141 is 142 lumens.