Finally a master window switch popped up on ebay -- for $59. It feels a little lighter than the stock unit - but it is an exact fit (for my 98 LC). Dealer price is around $400. It has the two plugs and seems to be completely compatible. (No relation to seller)
Listed as:
Electric Power Window Switch Fit for Toyota Land Cruiser 4700 black 21 pins

Listed as:
Electric Power Window Switch Fit for Toyota Land Cruiser 4700 black 21 pins
