Continue shopping “Pentair ETI400 Heat Pump Control Board PCB 475975” has been added to your cart. Product Price Quantity Total × Swimming Pool Spa Cartridge Cleaner Water Pressure Hose Attachment B8405C $18.99 Swimming Pool Spa Cartridge Cleaner Water Pressure Hose Attachment B8405C quantity $18.99 × Pentair ETI400 Heat Pump Control Board PCB 475975 $129.99 Pentair ETI400 Heat Pump Control Board PCB 475975 quantity $129.99 Cart totals Subtotal $148.98 Total $148.98 Proceed to checkout — OR — Coupon: