https://www.ebay.com/sch/i.html?_nkw=Spa+Heater+5+5Kw+220V+2+X+15+Long&_sacat=0&_dmd=2

Spa Heater, 5.5Kw 220V 2' X 15' Long

Regular price
$129.00
Sale price
$82.00

5.5Kw, 220V Heater, 2" X 15" Used in Spa Builder Systems: AP-1, AP-1400, EP-1, LX-15 and LX-35