PL-Q and CFL SQUARE Lamp caps
PHILIPS MASTER PL-Q 2 pin and OSRAM CFL SQUARE lamp base The PL-Q 2 pin lamps with two copper pins have the GR8 cap, as illustrated on.
Spacing between pins is 8 mm.
PHILIPS MASTER PL-Q and 4 pin OSRAM CFL SQUARE
The PL-Q 4 pin lamps with four brass pins have GR10q lamp base, as illustrated on.
Spacing between pins is 8 mm.
![PL-Q and CFL SQUARE Lamp caps](https://cdn.webshopapp.com/shops/64081/files/26277399/80x80x2/pl-q-and-cfl-square-lamp-caps.jpg)