PHILIPS 42W PL-T 2700K | Triple Tube Compact Fluorescent | GX24q-4 4-Pin Base | ALTO

Philips PL-T 42W/827/4P/ALTO (Order Code: 38450-3) is a high-output triple-tube compact fluorescent lamp designed for fixtures requiring maximum brightness and a cozy, inviting atmosphere. Delivering 3,200 lumens of warm 2700K light—similar to traditional incandescent bulbs—this lamp features ALTO® low-mercury technology for a sustainable professional lighting solution. Its triple-tube "3U" design allows for high-intensity output within a compact footprint, making it ideal for deep recessed downlights and high-ceiling hospitality spaces.

Product Overview

The Philips PL-T 42W series provides a high-performance alternative to traditional incandescent and halogen lamps, offering up to 80% energy savings. The 2700K "Warm White" spectrum is specifically chosen for areas where comfort and relaxation are priorities, such as restaurant dining rooms, hotel lobbies, and residential living spaces. Utilizing ALTO® technology, these lamps are manufactured with only 1.4 mg of mercury, ensuring they are EPA TCLP-compliant. Optimized for electronic ballasts, they offer flicker-free starts and consistent light output throughout a rated life of up to 20,000 hours.

• Warm Incandescent-Like Glow: The 2700K color temperature provides a cozy, familiar warmth that enhances wood finishes and creates an inviting environment.
• Triple Tube Geometry: Specialized compact design delivers high-intensity light distribution from a minimal physical size.
• Sustainable ALTO® Design: Industry-leading low mercury content simplifies facility disposal requirements and supports environmental initiatives.
• Long Maintenance Cycles: Rated for up to 20,000 hours, significantly reducing the labor costs associated with lamp replacements in commercial facilities.

Technical Specifications

• Brand: Philips PL-T ALTO
• Order Code: 38450-3 (384503)
• Model: CFTR42W/GX24q/827
• Wattage: 42W
• Base Type: GX24q-4 (4-Pin Plug-in)
• Color Temperature: 2700K (Warm White)
• Color Rendering Index (CRI): 82
• Initial Lumens: 3,200 lm
• Rated Average Life: 12,000 – 20,000 Hours
• Maximum Overall Length (MOL): 6.375 inches (162 mm)
• Mercury Content: 1.4 mg (ALTO Technology)

Compatibility & Application Notes

• Electronic Ballast Required: This is a 4-pin lamp designed strictly for use with electronic ballasts. It will not operate on older magnetic ballast systems.
• Base Keying: Features a GX24q-4 base. This is specifically keyed for 42W fixtures; please verify your socket type, as it will not fit into 26W or 32W (GX24q-3) housings.
• Dimming: Compatible with electronic dimming ballasts, allowing for precise light level control in architectural and hospitality settings.
• Primary Applications: High-ceiling recessed downlights, decorative wall sconces, large-scale hospitality lighting, and commercial ambient fixtures.

Additional Information

The Philips 38450-3 is a legacy professional lighting component known for its spectral stability and high lumen maintenance. While many facilities are transitioning to LED, this 42W PL-T remains a critical replacement