Replacement for Philips 23679-4 - 44W, Cool White, Linear T8

Replacing the Philips 23679-4, this 44-watt 4-foot T8 lamp provides reliable linear illumination. The T8 profile (1-inch diameter) offers improved efficiency over older T12 tubes. Equipped with a compatible base.

With 4000 lumens, brightness is robust - well-suited for offices, retail, and general commercial use. The 4100K cool white color temperature produces light that feels clean and professional - ideal for task-oriented spaces. At 85 CRI, colors appear more natural and accurate than with standard-grade lamps.

Key Features & Benefits

• Cool 4100K Output: Clean, professional-grade illumination.
• 4000 Lumen Output: Reliable brightness for the rated wattage.
• 85 CRI Rating: Colors appear natural and accurate.
• Consistent Output: Maintains rated lumens throughout service life.
• Compatible Base: Direct fit for compatible fixtures.
• Brand New: Factory-fresh lamp with full rated life ahead.

Product Specifications

• MPN: 23679-4
• Wattage: 44 Watts
• Color Temperature: 4100K (Cool White)
• Lumens: 4000
• CRI: 85
• Shape: T8
• Condition: Brand New

Common Applications

This linear fluorescent tube is commonly found in:

• Under-Cabinet Fixtures
• Display Cases
• Task Lighting
• Workbench Illumination

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.