Replacement for Sylvania 21279 - 5W, Warm White, 2-Pin Base

This 5-watt T4 single twin tube CFL replaces the Sylvania 21279. Featuring a G23 base, it provides reliable illumination with consistent performance throughout its rated life.

Light output of 250 lumens is suited for compact fixtures and accent lighting. The 2700K warm white color temperature produces light that feels warm and welcoming - similar to traditional incandescent lighting. With 82 CRI, colors render naturally - meeting the standard expected in professional environments.

Key Features & Benefits

• 2700K Warm White: Creates a relaxed, welcoming atmosphere.
• 250 Lumens: Strong light output for effective coverage.
• 82 CRI: Good color rendering for natural appearance.
• Reduced Heat Output: Runs cooler than incandescent alternatives.
• G23 Base: Direct fit for compatible fixtures.
• Brand New: Factory-fresh lamp with full rated life ahead.

Product Specifications

• MPN: 21279
• Wattage: 5 Watts
• Color Temperature: 2700K (Warm White)
• Lumens: 250
• CRI: 82
• Base: G23 2-PIN
• Shape: T4
• Condition: Brand New

Common Applications

This single twin tube CFL is commonly found in:

• Recessed Downlights
• Table & Floor Lamps
• Ceiling Fixtures
• Commercial Lighting

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.