HGM 2646033: Base adapter, E27 to E14 at reichelt elektronik
E14 naar E27 adapter - PaHeDomotica.nl
E27 To E14 Adapter E27 E14 Led Light Bulb Lamp Adapter Extend Base Holder Screw Socket Adapter Converter - Lamp Holder Converters - AliExpress
HiqLED UL-listed E26/E27 to E14 Adapter, Medium Screw (E26/E27 Edison Screw) to Candelabra Screw (E14) Base Socket Reducer Adapter Converter, Heat-resistant, Anti-burning, No Fire Hazard (3-Pack) - - Amazon.com
Fitting adapter van E14 naar E27 | Led Wereld
Adapter from E27 to E14 - Plastic White - Kynda Light