Used. Denmark made. Danfoss TripleLynx Pro (TLX) 15k

6 years old. From solar farm, uninstaled because a upgrade all system. when remowed all worked. Now is untested.

Max. DC-power: 15500 W
Max. DC-voltage: 1000 V
MPP voltage range - nominal power: 430 V - 800 V
Max. input current: 3 x 12 (36) A
Rated output power: 15000 W
Max. output power: 15000 W
Max. AC current: 3 x 22 A
Max. efficiency / Euro efficiency: 98 % / ≥ 97 %
MPP tracking efficiency (dynamic): 99%
Weight: 35 kg
Dimensions in mm (L x W x H): 700 x 525 x 250

I have 10 inverters. Price for one is £250 but if you buy 2 or more then £200

New cost £2500