PY21W LED bulbs 12V Canbus Amber set of 2
Product description
The essentials
If you are upgrading the bulbs on a 12V car, these ANTEMOON PY21W BAU15S LED bulbs are designed to make fitting straightforward and the light pattern more reliable on the road. The set includes two amber yellow LEDs for functions such as backup reverse lights, rear lighting, daytime running lights and turn signals, depending on your vehicle wiring. According to the manufacturer, the design is made to avoid common issues like flicker or dashboard errors after installation. 🙂

The key point is that these bulbs are built for plug and play use with a non-polarity design, so you do not need to modify the housing or sockets. They use a compact LED array with wide 360 degree lighting, helping you see more clearly and making the vehicle’s signals easier to notice. 🚗


Key features

The ANTEMOON PY21W BAU15S LED bulbs are supplied as a pack of 2, with each bulb fitted with 6 pieces of high quality 1860 GC LED chips. The manufacturer states the lighting is 360 degree full angle, with no dark spots or shadowed areas, which can matter when you are relying on the brightness and coverage for daily driving and signalling. Amber yellow is specified for the light colour, making it suitable for applications where an amber output is expected. 🔆
A frequent concern with aftermarket LEDs is whether they will trigger canbus errors or flicker, and this set is marketed as 100% canbus error free. The supplier also notes there should be no flickering or errors in the vehicle computer system after installation. If you want an upgrade that stays stable once fitted, that focus on dependable behaviour is the main reason people consider this type of bulb.



Heat management is another practical factor for LED lifespan, so these bulbs include an aviation grade aluminium body and a high speed cooling fan for heat dissipation. There is also an intelligent IC driver for stable current performance, and the manufacturer states an extended lifespan up to 60,000 hours. Keep in mind that real life results can vary with driving conditions and installation quality.
Tech specs

- Name: ANTEMOON PY21W BAU15S LED Bulbs
- Type: LED bulb set
- Size: BAU15S
- Colour: Amber Yellow
- Operating voltage: DC 9V to 18V
- Luminous flux: 3100LM per pair
- Canbus status: 100% error free, no flickering or errors


Who it’s for

It’s a good fit if you want a direct replacement for PY21W or 1056 style bulbs in a 12V vehicle and you are specifically looking for an amber yellow LED output. It makes sense if your current halogen bulbs are underwhelming for visibility and you want a brighter signal with wide angle coverage. You may want to skip it if your vehicle requires a different bulb format to match the fitting and electrical expectations.

Worth checking before purchase is that your existing bulb designation matches the listed replacements, including PY21W and 1056 variants such as 12496, 5009, 7507 and 7507AST. Also, if your planned use involves reversing, rear lighting, turn signals, or DRL functions, confirm that the bulb location in your car uses the BAU15S base format. This way, you are more likely to get the plug and play fit described by the manufacturer and reduce the chance of compatibility surprises.
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