Sunlite 40531 Quad Tube CFL Lamp – 27W, 1500 Lumens, 6500K Daylight, GX10q4, 2-Pack

Upgrade your lighting with Sunlite 40531 Quad Tube CFL Lamp. This 27-watt unit delivers up to 1500 lumens of daylight-style illumination at 6500K, creating a bright, natural ambiance that's easy on the eyes for reading, crafting, or desk work. The quad-tube design optimizes light distribution in compact fixtures, helping you get more usable brightness from a single bulb.

Engineered for efficiency, this lamp offers a cost-effective lighting solution that can support everyday tasks without breaking the bank. With a long average life and simple maintenance, it’s designed to fit into a range of popular fixtures that use electronic ballasts. Its GX10q4 base ensures compatibility with compatible desk lamps, reading lamps, and other 120V installations that call for a four-pin connector.

Performance highlights

• Bright, efficient output: 1500 lumens from 27 watts for crisp visibility
• Daylight color: 6500K for a natural, energizing feel
• Energy cost savings: about $3.25 per year with typical use (3 hours/day at $0.11/kWh)
• Long service life: approximately 10,000 hours of reliable performance
• Standard voltage: operates at 120 volts with a GX10q4 4-pin base

Installation and compatibility

• Easy plug-in installation for compatible fixtures with electronic ballasts
• GX10q4 base supports a broad range of desk and reading lamps
• Compact design fits tighter spaces without sacrificing light quality
• Sold as a 2-pack for convenient replacement and stocking

Whether upgrading a home workspace, study nook, or office desk, Sunlite 40531 offers a practical blend of brightness, color temperature, and efficiency. While results can vary by fixture and usage, this quad tube lamp presents a compelling option for those seeking bright daylight illumination with energy-conscious performance.