Single-filament incandescent bulb, **Amber Symmetrical** type (PY21W) with a **BAU15S** bayonet base. It is designed for **12V** electrical systems with a wattage of **21W** and is specifically used for **Direction Lights (Turn Signals)** to ensure the required amber/yellow color, often behind clear lenses.
Technical Details
Part Number: 36661
Bulb Type: Amber Symmetrical (Incandescent PY21W)
Primary Usage: Direction Lights (Turn Signals)
Number of Lights (Filaments): 1
Nominal Voltage: 12 V
Nominal Wattage: 21 W
Base: BAU15S (Single Contact Bayonet Base, Offset Pins)
Key Features
- **Amber/Yellow Color:** Achieved via bulb coating, for specific use as a turn signal indicator.
- **21W Output:** Standard brightness for turn signal functions.
- **BAU15S Base:** Bayonet base with **offset pins** (like the PY21W) to prevent incorrect insertion.
- **12V Standard:** Ideal for cars and light/medium vehicles.
 
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