GoodBulb M150W BT28 4K Halogen Bulb – Clear PS Halogen for Enclosed Fixtures

Reimagined Incandescent Glow

The GoodBulb M150W / U / BT28 / PS / 4K halogen bulb delivers a brilliant, precise light ideal for commercial, industrial, and specialty applications. Its BT28 envelope and clear PS finish provide a timeless incandescent glow with excellent beam focus and uniform illumination. Engineered for enclosed fixtures, this halogen lamp ensures optimal performance in controlled environments while retaining the classic incandescent charm.

Power and Versatility

Operating at 150 watts with a standard E39 base, this bulb is designed for robust indoor and protected outdoor applications. Rated for 10,000 hours of life, it produces bright, consistent illumination while maintaining energy efficiency for a traditional halogen source. Perfect for commercial lighting, recessed fixtures, and other enclosed lighting applications where reliable brightness and focused output are essential.

For the Love of Color

With a 4000K color temperature and a CRI of 65, the M150W BT28 lamp provides clean, natural white illumination. This high-quality light enhances visibility, highlights textures, and ensures visual clarity in professional and industrial settings. The clear finish allows for maximal light output with minimal diffusion, creating bright, crisp light exactly where it’s needed.

Rough Service LED

Though an incandescent halogen, this lamp is built for durability. The reinforced filament and precision PS glass resist vibration and heat in enclosed fixtures, reducing the risk of premature failure. Its compact BT28 shape and E39 medium screw base ensure secure installation and reliable electrical contact, even in demanding environments.

Effortless Dimming

Compatible with standard dimming controls designed for high-wattage halogen lamps, the M150W / U / BT28 / PS / 4K allows smooth light adjustments. Its consistent filament response prevents flicker, enabling tailored illumination for different environments and applications without compromising performance.

Built to Last

Every component of the M150W BT28 halogen lamp is engineered for longevity and reliability. With a rated life of 10,000 hours, this lamp reduces replacement frequency and maintenance needs. The high-quality E39 base, precision filament, and durable glass envelope deliver consistent light over its lifetime.

Guardian of Prosperity

This high-output halogen lamp ensures efficient use of electricity within its class. By maintaining strong light output in enclosed fixtures, it reduces the need for multiple lamps while minimizing operational interruptions. Businesses benefit from lower maintenance costs and consistent lighting quality for large spaces.

Xtreme Life Guarantee

Built to ANSI M102 specifications and designed for enclosed fixtures, the M150W / U / BT28 / PS / 4K provides long-lasting illumination. GoodBulb ensures every lamp meets strict performance standards for durability, brightness, and reliability over its 10,000-hour lifespan.

Impactful Lighting

The GoodBulb M150W BT28 halogen lamp is more than a replacement bulb—it’s a solution for consistent, high-quality illumination in commercial, industrial, and specialty applications. Its bright 4000K light improves visibility, enhances workplace safety, and maintains energy-conscious operation while providing the classic charm of halogen lighting.