28.8 Watt miniature - S8 - 1200 Average rated hours - DC Indexed Bayonet base - 12.8 Volt

Reliable Visibility for Every Turn and Signal

When safety depends on clear communication, the SATCO 28.8-Watt S8 miniature bulb provides the bright, dependable light you need. Engineered for high-stakes environments, this bulb is a staple for automotive, marine, and RV applications where visibility is non-negotiable. Whether you are navigating a busy intersection or docking a vessel after sunset, the clear glass finish ensures maximum light output without distortion. The DC Indexed Bayonet base is specifically designed to lock into place, providing a vibration-resistant connection that excels in moving vehicles. This precision fit prevents the flickering or loosening often found in standard bulbs, ensuring your signals remain consistent even on rough terrain or choppy waters. Operating at 12.8 volts, it integrates seamlessly with your existing DC electrical systems, offering a high-wattage solution that cuts through fog and darkness.

Engineered for Performance and Durability

Stop worrying about frequent replacements. With a 1,200-hour rated life and a rugged C-6 filament, this bulb is built to endure the physical shocks of the road and the corrosive potential of maritime environments. It is the professional choice for those who prioritize longevity and crisp signaling.

• High-Visibility Output: The 28.8-watt design provides superior brightness for turn signals, brake lights, and emergency indicators.
• Secure Indexed Base: The BAY15d base ensures a locked, indexed fit for perfect alignment and stability against heavy vibration.
• Omnidirectional Lighting: The S8 shape offers a full 360-degree beam spread, maximizing the effectiveness of your existing reflectors and lenses.
• Versatile Applications: Ideal for use in passenger vehicles, heavy-duty trailers, marine signaling, and RV interior or exterior lighting.
• Efficient Voltage Matching: Specifically calibrated for 12.8V systems to provide optimal lumen output without straining your electrical components.