HY21W BAW9S 21W 12V ORANGE Halogen Bulb - Offset pins -

HY21W Turn Signal Bulb

Base: BAW9S
Type: HY21W
Power: 21W
Voltage: 12V
Base Diameter: 9mm

HY21W BAW9S

This lamp with a BAW9S base is always orange. Its power is also always 21W. It is a single-filament bulb with 1 contact at the bottom of the base. Its 2 pins are offset in both directions. These 5 indications should help you correctly identify the bulb in question.

HY21W Orange

The HY21W is an orange lamp. There are other similar references. But there is one reference in particular that can be confusing: the H21W bulb in orange. What you need to know to be sure you need an HY21W bulb: check the base of your old bulb.

An HY21W bulb has pins offset in both directions: viewed from below and viewed from the side. The other references are all white and therefore less confusing. The white H21W bulb only has pins offset when viewed from below.

You can also check your vehicle's owner's manual, which should indicate the designation of its turn signals.

Philips Bulb 12146CP

A bulb interchangeable with the Bosma 501261 reference. An orange single-filament lamp with a 9mm diameter base and 2 asymmetrical pins.

Osram Bulb 64137

This orange turn signal lamp can be exchanged with the Bosma reference at Pharos boutique. The bulb has the same characteristics, dimensions, and power.

Ring No. R927

HY21W 12V

This bulb with a 9mm diameter base differs from a classic BA9S by its offset pins. Several cars are equipped with this bulb, as are Uebler and Thule bike racks. The HY21W is a single-filament 21W lamp for turn signals. It is used in headlights that no longer have the orange color. The orange light comes from the bulb itself.

It is only available in 12 Volts.

Which cars have HY21W turn signals?

HY21W Audi:

A1 - Sportsback

HY21W Citroën:

Grand Picasso - DS5

HY21W C4 Picasso

HY21W Hyundai:

Grandeur

HY21W Jaguar:

XE X760 - XF Sedan - XF Sportbrake

HY21W Porsche:

Boxster - Cayman - 981 - 987

HY21W Volvo:

S60 - V40 - V60 - XC90 I

HY21W Lamp

The HY21W is a turn signal on recent high-end cars. Easily recognizable by its 9mm diameter base. An orange bulb with pins offset in both directions. It is a halogen bulb, so avoid skin contact. This can cause the bulb to burn out prematurely. We advise you to wear gloves when handling this type of bulb.

HY21W Osram

With this HY21W reference from Bosma, you can replace your old Osram brand bulb no. 64137. Bosma's halogen bulbs all comply with European standard R37. They must meet all the criteria decreed by this standard.

HY21W Philips

The product on this page is compatible with your old HY21W lamp from the Philips brand no. 12146CP. With its products, the Bosma brand guarantees to meet the quality requirements of the automotive sector.