Single-pin socket in the wall mounting and of the planets and the 200 amp and 400 amp are available.
Brain sockets of copper and brass alloy and plated them are made of ABS.
Cable in this version by 2 Allen screws embedded in my brain, is established.
Images of examples of these sockets are visible:
Model 400GT, 400GZ, 400MZ, 400MT of portable and 400 amp panel are sockets.
Model 200GT, 200GZ, 200MZ, 200MT of portable and 200 amp panel are sockets.