Philips 366518 F72T12/CW/HO/ALTO

PHILIPS F72T12/CW/HO/ALTO 85W 4100K Cool White 72 in | T12 High Output Fluorescent | R17d Base

Philips Alto 85W T12 HO is a high-output 6-foot fluorescent lamp featuring an R17d Recessed Double Contact base, 4050 lumens of cool white light, and ALTO low-mercury technology.

Product Overview

The Philips T12 High Output series is designed for industrial and commercial environments that require intense illumination and reliable performance. Utilizing ALTO low-mercury technology, these lamps provide a sustainable lighting solution for large-scale facilities without compromising on brightness.

• High Output Performance: Delivers a powerful 4050 lumens, ideal for high-ceiling warehouses and manufacturing plants.
• ALTO Technology: Environmentally responsible design with reduced mercury content, meeting EPA TCLP requirements.
• Industrial Build: 72-inch T12 tube construction with R17d recessed double contact base for secure mounting in heavy-duty fixtures.
• Cool Daylight: 4100K color temperature provides a crisp, professional environment suitable for retail and supermarkets.

Technical Specifications

• Brand: Philips
• Model: F72T12/CW/HO/ALTO
• SKU: 366518
• Wattage: 85W
• Lamp Type: T12 High Output Fluorescent
• Base: R17d (Recessed Double Contact)
• Length (MOL): 72 inches
• Diameter: 1.5 inches
• Initial Lumens: 4050 lm
• Mean Lumens: 3850 lm
• Color Temperature: 4100K
• Light Appearance: Cool White
• CRI: 62
• Rated Life: 12,000 hours

Before You Order

• Verify Base Type: This lamp uses the R17d base (recessed double contact), typical of High Output (HO) T12 lamps. It is not interchangeable with standard single-pin or bi-pin T12 lamps.
• Ballast Compatibility: Requires a High Output Rapid Start ballast matching the 85W wattage. Standard T12 ballasts will not operate this lamp.
• Confirm Length: At exactly 6 feet (72 inches), ensure your industrial fixture is designed for this specific size.
• Color Match: 4100K Cool White is the industry standard for commercial spaces; verify if you need to match existing 3000K (Warm) or 5000K (Daylight) tubes.

Additional Information

Philips ALTO lamps maintain 95% of their lumen output throughout their lifespan, ensuring consistent light levels and reducing the need for early replacements. These lamps are highly effective for parking facilities, warehouses, and big-box retail stores where high-visibility and energy-efficient maintenance are priorities.