Alpha 4000 Series Models
| Alpha 4008-2 | 8 x dual-speed pushbuttons | |
| Alpha 4008-3 | 6 x dual-speed pushbuttons + 2 x single-speed pushbuttons | |
| Alpha 4008-3S | 6 x dual-speed pushbuttons + 1 x single-speed pushbuttons + 1 x selector switch | |
| Alpha 4012-2 | 6 x dual-speed pushbuttons + 6 x single-speed pushbuttons | |
| Alpha 4012-3 | 8 x dual-speed pushbuttons + 4 x single-speed pushbuttons | |
| Alpha 4012-3S | 8 x dual-speed pushbuttons + 3 x single-speed pushbuttons + 1 x selector switch |