Identification & Application Plusrite 4021 CFQ18W/G24d/827 18W CFL Double Twin Tube 2700K G24d-2 2-pin Base The Plusrite 4021 CFQ18W/G24d/827 18W CFL Double Twin Tube 2700K G24d-2 2-pin Base is a Plusrite 18w cfl double twin tube 2700k g24d-2 2-pin base identified by 4021 / CFQ18W/G24d/827. The 2024 Plusrite catalog lists wattage of 18W, initial lumens of 1200 lm, mean lumens of 1080 lm, color temperature of 2700K. It is intended for compatible commercial, industrial, institutional, retail, hospitality, maintenance, retrofit, and replacement lighting systems. Construction and operation are defined by the exact catalog item number rather than by a similar product family. Base: G24d-2; Bulb / Base: T4 G24d-2; Pin Configuration: 2-pin; Operation: Requires a compatible external fluorescent ballast and matching keyed socket. The matching lamp shape, socket, voltage, ballast type, ANSI code, and installation requirements should be verified before replacement. The catalog record provides the SKU-specific performance and physical data shown in the specification grid below. Rated Life: 10000 hours; Dimensions: 6.06 in. maximum overall length; Case Quantity: 50; UPC: 844366040320. Use the product only in equipment designed for the stated electrical, thermal, enclosure, burn-position, lamp, and ballast compatibility requirements. Technical Performance Specifications Brand Plusrite SKU / MPN 4021 / CFQ18W/G24d/827 Product Type 18W CFL Double Twin Tube 2700K G24d-2 2-pin Base Catalog Source Plusrite Product Catalog 2024 Wattage 18W Base G24d-2 Color Temperature 2700K UPC 844366040320 Bulb / Base T4 G24d-2 Catalog Description PL18W/2U/2P/827 Generic Designation CFQ18W/G24d/827 Case Quantity 50 Dimensions 6.06 in. maximum overall length Initial Lumens 1200 lm Mean Lumens 1080 lm Rated Life 10000 hours Pin Configuration 2-pin Operation Requires a compatible external fluorescent ballast and matching keyed socket Applications Compatible commercial, industrial, institutional, retail, hospitality, residential, maintenance, retrofit, and replacement lighting applications requiring the exact listed lamp, ballast, base, voltage, ANSI code, beam, enclosure, or operating-position characteristics. Documentation See spec sheet. Catalog Reference Plusrite Product Catalog 2024, extracted record line 3757