Replacement for Sylvania 20591 - 55W, Long Twin Tube, 4-Pin Base

Replacing the Sylvania 20591, this 55-watt T5 lamp delivers dependable light output. With a 2G11 4-pin base, it's designed for straightforward installation in compatible fixtures.

Producing 4800 lumens, this lamp provides powerful illumination suited to large commercial and industrial spaces. The 3500K neutral white color temperature produces light that feels evenly toned - striking a perfect middle ground. With 82 CRI, colors render naturally - meeting the standard expected in professional environments.

Key Features & Benefits

• Neutral 3500K Output: Neither too warm nor too cool.
• Light Output: 4800 lumens ensures adequate illumination.
• 82 CRI: Good color rendering for natural appearance.
• Reduced Heat Output: Runs cooler than incandescent alternatives.
• 2G11 4-Pin Base: Direct fit for compatible fixtures.
• Brand New: Factory-fresh lamp with full rated life ahead.

Product Specifications

• MPN: 20591
• Wattage: 55 Watts
• Color Temperature: 3500K (Neutral White)
• Lumens: 4800
• CRI: 82
• Base: 2G11
• Shape: T5
• Condition: Brand New

Common Applications

This long compact fluorescent 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.