Replacement for Philips 25989-5 - 18W, Cool White, Linear T8, 2-Pin Base

A 24" replacement for the Philips 25989-5, this 18-watt T8 tube delivers consistent performance. The T8 profile (1-inch diameter) offers improved efficiency over older T12 tubes. Features a standard G13 bi-pin.

This lamp's 4100K cool white color temperature delivers illumination that feels clean and professional - ideal for task-oriented spaces.

Key Features & Benefits

• Cool 4100K Output: Clean, professional-grade illumination.
• Instant-On Operation: Full brightness immediately upon starting.
• Standard G13 Bi-Pin: Direct fit for compatible fixtures.
• Brand New: Factory-fresh lamp with full rated life ahead.

Product Specifications

• MPN: 25989-5
• Wattage: 18 Watts
• Color Temperature: 4100K (Cool White)
• Base: G13
• 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.