Philips 28081-8 F32T8/ADV835 ALTO – 32W | 3500K Natural White | 3,100 Lumens | CRI 85 | G13 Medium Bi-Pin

The Philips 28081-8 F32T8/ADV835 ALTO is a 32W 3500K Natural White T8 linear fluorescent lamp in the Philips Advantage ALTO series delivering 3,100 initial lumens, 3,000 mean lumens, CRI 85, G13 Medium Bi-Pin base, Verify with manufacturer specification sheet rated life. ALTO® low-mercury technology — extra-low mercury content, TCLP compliant. Philips order code: #28081-8.

Quick Specs

• Brand: Philips
• Series: Advantage ALTO
• Philips Order Code: #28081-8
• Lamp Type: T8 Linear Fluorescent
• Wattage: 32W
• Color Temperature: 3500K Natural White
• CRI: 85
• Initial Lumens: 3,100 lm
• Mean Lumens: 3,000 lm
• Lumen Maintenance: 94% at 40% of rated life
• Rated Average Life: 24,000–36,000 hours
• Base Type: G13 Medium Bi-Pin (Green End Cap — ALTO® low-mercury)
• Overall Length (MOL): 48in x DIA 1in
• Diameter: 1 inch (T8)
• Start Type: Instant Start / Programmed Start compatible
• ALTO® Technology: Extra-low mercury content — TCLP compliant, reduces disposal costs

Product Overview

The Philips 28081-8 F32T8/ADV835 ALTO is a 32W 3500K Natural White T8 linear fluorescent lamp in the Philips Advantage ALTO series, designed for balanced natural white for offices, healthcare, educational, and retail. At CRI 85, this lamp provides good color rendering appropriate for commercial task and display applications. The Advantage series delivers approximately 10–15% higher initial lumens than standard TL ALTO lamps, enabling higher-efficacy system designs while maintaining consistent color output. Rated life: Verify with manufacturer specification sheet.

Philips ALTO® technology uses extra-low mercury content, making these lamps TCLP compliant and reducing disposal costs in commercial and institutional applications. Compatible with standard instant-start and programmed-start electronic ballasts.

Applications

• Commercial and institutional lighting – Balanced natural white for offices, healthcare, educational, and retail.
• Retrofit and maintenance replacement – Drop-in replacement for 4-foot T8 fixtures. Verify ballast compatibility before ordering.

Replacing Your Current T8 Lamp?

• Base type: G13 Medium Bi-Pin — standard 4-foot T8 base. The green end cap indicates ALTO® low-mercury technology.
• Wattage — 32W: Verify ballast is rated for 32W T8 operation.
• CCT — 3500K Natural White: Confirm the color temperature matches your application.
• Ballast compatibility: Compatible with instant-start and programmed-start electronic ballasts. Check Philips ballast compatibility documentation for your specific ballast.

Ordering Information

• Brand: Philips
• Series: Advantage ALTO
• Philips Order Code: #28081-8
• UPC: —
• Wattage / CCT: 32W / 3500K Natural White
• Base: G13 Medium Bi-Pin
• Case quantities and bulk pricing: Contact ADL Supply for volume orders.

Compliance

• ALTO® technology — extra-low mercury content, TCLP compliant.
• RoHS compliant — verify current status with Philips specification sheet.
• This lamp contains mercury — dispose per local lamp recycling regulations. Visit lamprecycle.org.

ADL Supply recommends confirming all specifications with the Philips product data sheet prior to installation.