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The 795 T-4 12.8V 50W Signal Lamp is a premium-quality incandescent bulb designed for dependable operation in demanding environments. Engineered with a T4 tubular glass envelope and a BA15S (Bayonet Single Contact) base, this lamp is ideal for use in signal systems, automotive lighting, marine equipment, emergency beacons, industrial machinery, and utility lighting setups.
With an operating voltage of 12.8V, this lamp is optimized for low-voltage systems such as vehicle battery circuits, trailer lighting, and specialty signal fixtures. It delivers 50 watts of power, producing a strong, focused output that is especially effective in clear-lens applications where maximum light transmission is desired.
This lamp emits a warm white color temperature (~2700 Kelvin) that ensures visibility while remaining easy on the eyes—ideal for signaling and indicator applications where clarity and consistency matter. The high color rendering index (CRI) of approximately 99 makes it suitable for applications where color accuracy is critical, such as medical carts or color-coded equipment panels.
Built with a C-6 filament structure, this lamp offers enhanced durability under vibration and thermal stress. Its clear finish ensures maximum lumen output and sharp beam clarity, while the compact size (T4 bulb shape, 3" overall length) allows for easy fit into tight housings.
| Attribute | Value |
|---|---|
| Wattage | 50 Watts |
| Voltage | 12.8 Volts |
| Bulb Shape | T4 (Tubular, 1/2 inch diameter) |
| Bulb Length (MOL) | 3.00 inches / 76.20 mm |
| Bulb Diameter | ~0.50 inches / 12.7 mm |
| Base Type | BA15S (Bayonet, Single Contact) |
| Base Code | BA15S |
| Finish | Clear Glass |
| Filament Type | C-6 (Heavy-duty, coiled filament) |
| Light Output (Lumens) | Approx. 600 lumens (typical) |
| Color Temperature | Approx. 2700K (Warm White) |
| Color Rendering Index | ~99 (Excellent color accuracy) |
| Lifespan | ~200 Hours |
| Dimmable | Yes (with compatible low-voltage dimmer) |
| Operating Position | Universal |
| Application Use | Signal, Automotive, Marine, Utility |
| Package Quantity | 10 Bulbs per Pack |
| Case Quantity | 10 Packs per Case (100 Bulbs Total) |
Turn signal lamps in classic or utility vehicles
Instrument panel lighting for boats, ATVs, and trailers
Emergency beacons and strobe systems
Utility truck signal lights
Replacement lamps in industrial signal towers
Vintage automotive restoration projects
If you're looking for a compact, bright, and reliable signal lamp that operates on a low-voltage 12.8V system, the 795 T4 50W Clear BA15S bulb is a proven performer. Whether for replacement or new installation, its rugged construction, superior color clarity, and high-output performance make it a trusted choice across industrial, automotive, and marine applications.
Ships within 48 hours · Estimated delivery Sep 16 - Sep 21
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