Replacement for Duralamp GR10Q/4PIN/21W/27K - 21W, Warm White, 4-Pin Base

This 21-watt circline tube replaces the Duralamp GR10Q/4PIN/21W/27K. The circular design is commonly found in ceiling fixtures and bathroom vanities where even, shadow-free illumination is desired.

At 1300 lumens, it delivers solid output at 2700K warm white - cozy, relaxed light that works well for living spaces, bedrooms, hospitality. The 82 CRI ensures colors appear natural.

Key Features & Benefits

• Warm 2700K Light: Creates a comfortable, inviting atmosphere.
• 1300 Lumens: Strong light output for effective illumination.
• 82 CRI: Good color accuracy for natural-looking light.
• Gr10Q-4 Base: Direct fit for compatible fixtures.

Product Specifications

• MPN: GR10Q/4PIN/21W/27K
• Wattage: 21 Watts
• Color Temperature: 2700K (Warm White)
• Lumens: 1300
• CRI: 82
• Base: GR10Q-4
• Condition: Brand New

Common Applications

This circline fluorescent tube is commonly found in:

• Ceiling Fixtures
• Bathroom Vanities
• Kitchen Lighting
• Flush-Mount Fixtures

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.