[brudgers]

How much labor does it save?

How much trouble shooting does it eliminate?

How much experience does it make unnecessary?

Or to put it another way, at the point where 1500w of 12v source computer power supply makes sense, the price is not unreasonable.

[goodpoint]

Not at all. At that absurd price it's cheaper to buy more solar panels and ignore the inefficiency.

[brudgers]

cheaper

Price sensitive shoppers are not in the product's market segment.