
Ring P21/4W 12V Standard Bulb – Fog & Tail Light
Part Number: RINRB566
The Ring R566 is a high-quality 12V P21/4W standard bulb, designed for rear fog and tail light applications on passenger and light commercial vehicles. This dual-filament bulb provides two distinct light outputs – a lower intensity for tail illumination and a brighter output for rear fog lights – ensuring visibility and safety in adverse conditions.
With a BAZ15d bayonet fitting, this bulb meets original equipment specifications and is fully approved to ECE Regulation 37, ensuring compliance with road vehicle lighting regulations. Manufactured to a high standard, the R566 delivers reliable performance and long service life.
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