Replacement for Philips F39T5/835/HO/ALTO - 39W, Linear T5, Bipin Base

A high output replacement for the Philips F39T5/835/HO/ALTO, this 39-watt T5 lamp runs at elevated current to maximize lumen output. Features a G5 miniature bi-pin base and requires an HO-rated ballast for proper operation.

Output of 3650 lumens provides strong, effective illumination suitable for most environments. The 3500K neutral white color temperature produces light that feels balanced and versatile - neither warm nor cool. The 82 CRI provides good color accuracy suitable for most commercial and residential applications.

Key Features & Benefits

• Neutral 3500K Output: Neither too warm nor too cool.
• 3650 Lumens: Strong light output for effective coverage.
• 82 CRI: Good color rendering for natural appearance.
• Instant-On Operation: Full brightness immediately upon starting.
• ALTO Low Mercury: Up to 80% less mercury than conventional lamps.
• Eco-Friendly: Meets strict environmental disposal regulations.
• High Output Design: Significantly more lumens than standard tubes.
• HO Ballast Required: Must be paired with compatible high output ballast.
• G5 Miniature Bi-Pin Base: Direct fit for compatible fixtures.
• Brand New: Factory-fresh lamp with full rated life ahead.

Product Specifications

• MPN: F39T5/835/HO/ALTO
• Wattage: 39 Watts
• Color Temperature: 3500K (Neutral White)
• Lumens: 3650
• CRI: 82
• Base: G5
• Shape: T5
• Condition: Brand New

Common Applications

This high output fluorescent tube is commonly found in:

• Commercial Buildings
• Office Environments
• Retail Spaces
• Residential Applications

During the checkout process, you can choose from expedited services such as overnight delivery to standard ground shipping. We aim to ensure your order is delivered promptly and reliably, wherever you are.

All returns must be made within 30 days of purchase with the invoice. (After 30 days, Interlight credit only, Minimum 25% restocking fee, no returns after 60 days, special items order just for you are not returnable.)

At Interlight, your satisfaction is our priority. We offer a 30-day money-back guarantee on eligible products, provided they are returned in resalable condition with the original invoice.