There's also the EYB Megaswitches, which come in several flavors and offer even more wiring options:
Type-E Megaswitch, wiring option #1:
1. Neck humbucker
2. Neck humbucker split, neck coil
3. Bridge humbucker + neck humbucker, both split, outer coils
4. Bridge humbucker, split, bar-side coil
5. Bridge humbucker
Type-E Megaswitch, wiring option #2:
1. Neck humbucker
2. Neck humbucker split, neck coil
3. Bridge humbucker + neck humbucker, both split, inner coils
4. Bridge humbucker, split, bar-side coil
5. Bridge humbucker
Type-E Megaswitch, wiring option #3:
1. Neck humbucker
2. Neck humbucker split, neck coil
3. Bridge humbucker + neck humbucker
4. Bridge humbucker, split, bar-side coil
5. Bridge humbucker
Type-P Megaswitch (based on PRS 5-way rotary switch):
1. Neck humbucker
2. Inner coils of the humbucker parallel
3. Inner coils of humbuckers in series
4. Outer coils of the humbucker parallel
5. Humbucker pickup
All of these descriptions have been Google-translated from German, but StewMac sells 'em:
https://www.stewmac.com/Pickups_and_Electronics/Components_and_Parts/Switches/Megaswitch.html