Osram 241623 8W T5 Fluorescent Tube - Lumilux Cool White 4000K, G5 Base, 288mm

The Osram 241623 is a high-quality 8-watt T5 linear fluorescent bulb from the Lumilux series. This compact, energy-efficient lamp delivers bright cool white light ideal for task lighting, under-cabinet fixtures, display cases, and small fluorescent fixtures. With a slim 16mm diameter and miniature G5 base, it's perfect for space-saving installations.

Key Specifications

• Manufacturer Part Number: 241623 (also known as Osram L 8W/840 or L 8W/21-840)
• Wattage: 8W
• Bulb Type: T5 Linear Fluorescent
• Base: G5 Miniature Bi-Pin
• Color Temperature: 4000K (Lumilux Cool White – neutral, crisp illumination)
• Color Rendering Index (CRI): 80–89 (high color accuracy)
• Luminous Flux: Approximately 420–430 lumens
• Maximum Overall Length (MOL): 288mm (~11.3 inches)
• Diameter: 16mm (5/8 inch)
• Average Rated Life: 8,000 hours
• Country of Origin: Made in Italy

Recommended Ballast

• Osram QT-ECO 1x4-16 (or equivalent electronic ballast for 4–16W T5 lamps; non-dimmable Quicktronic Economic series)

Note: This is a traditional fluorescent lamp (not LED). Ensure compatibility with your ballast/fixture. For best performance, pair with a high-frequency electronic ballast like the recommended QT-ECO model.

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