SSL 2.3 EZ-B Connector Amphenol LTW Smart Solution in Lighting (SSL) 2.3 EZ-B Connector is designed to replace the conventional light bulb screw base and utilizes a nut for screw thread mating style. This design enables PCB insertion and eliminates soldering. The driver/converter board can be inserted through an automation process. Amphenol LTW SSL 2.3 EZ-B Connector provides a complete solution for LED retrofit bulbs.