Replacement for Duralamp GR10Q/4PIN/21W/35K - 21W, Quad Tube, 4-Pin Base

This 21-watt 2D circline fluorescent lamp is a direct replacement for the DURALAMP GR10Q/4PIN/21W/35K. Featuring a GR10Q-4 base, it's designed for compatible fixtures.

Operating at 21 watts with a 3500K cool white color temperature, this lamp delivers 1350 lumens of light that delivers effective brightness for demanding applications. With a CRI of 82, colors appear natural and accurate.

Key Features & Benefits

• Cool White Light: 3500K color temperature provides bright, neutral illumination.
• Bright Output: 1350 lumens delivers effective brightness for demanding applications.
• Color Rendering: CRI of 82 ensures colors appear natural and accurate.
• GR10Q-4 Base: GR10Q-4 connection for compatible fixtures.

Product Specifications

• MPN: GR10Q/4PIN/21W/35K
• Wattage: 21 Watts
• Color Temperature: 3500K (Cool White)
• Lumens: 1350
• CRI: 82
• Base Type: GR10Q-4
• Bulb Shape: 2D
• Condition: Brand New

Common Applications

This lamp is commonly found in:

• Ceiling Fixtures
• Vanity Lighting
• Kitchen Fixtures
• Residential Applications

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.