Identification & Application Plusrite 4019 CFQ13W/GX23/835 13W CFL Double Twin Tube 3500K GX23-2 2-pin Base The Plusrite 4019 CFQ13W/GX23/835 13W CFL Double Twin Tube 3500K GX23-2 2-pin Base is a Plusrite 13w cfl double twin tube 3500k gx23-2 2-pin base identified by 4019 / CFQ13W/GX23/835. The 2024 Plusrite catalog lists wattage of 13W, initial lumens of 780 lm, mean lumens of 665 lm, color temperature of 3500K. 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: GX23; Bulb / Base: T4 GX23-2; 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: 4.72 in. maximum overall length; Case Quantity: 50; UPC: 844366040726. 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 4019 / CFQ13W/GX23/835 Product Type 13W CFL Double Twin Tube 3500K GX23-2 2-pin Base Catalog Source Plusrite Product Catalog 2024 Wattage 13W Base GX23 Color Temperature 3500K UPC 844366040726 Bulb / Base T4 GX23-2 Catalog Description PL13W/2U/2P/835 Generic Designation CFQ13W/GX23/835 Case Quantity 50 Dimensions 4.72 in. maximum overall length Initial Lumens 780 lm Mean Lumens 665 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 3742