Philips PL-L is a medium to high-wattage linear compact fluorescent lamp
Voss Lighting - 5.5PL-C/LED/13H/840/IF5/P/4P
NEW X2 Philips 8.5w LED COOL WHITE LIGHT Dimmable Light Bulbs PL-C / PL-T 4-Pin 46677472832 | eBay
PHILIPS, PL-C, PL-C, LED Bulb - 494C88|5PL-C/LED/13V/840/IF5/P/2P 20/1 - Grainger
10-Pack) Philips 458430 10.5PL-C/T LED/26V-4000 IF 4P 10.5-Watt LED Plug & Play Lamp Replacement for 4-Pin CFL Light Bulb, Vertical Mount (4000K) - - Amazon.com