Continue shopping “Pentair ETI400 Heat Pump Control Board PCB 475975” has been added to your cart. Product Price Quantity Total × Pentair ETI400 Heat Pump Water Bypass Assembly 475621 $37.99 Pentair ETI400 Heat Pump Water Bypass Assembly 475621 quantity $37.99 × Pentair Clean & Clear Plus Cartridge Filter Bulkhead Baffle Assembly 190039 $82.99 Pentair Clean & Clear Plus Cartridge Filter Bulkhead Baffle Assembly 190039 quantity $165.98 × Pentair ETI400 Heat Pump Outlet Plumbing 475614 $289.99 Pentair ETI400 Heat Pump Outlet Plumbing 475614 quantity $289.99 × Clearview Sodium Carbonate pH Up Soda Ash 10lb. CVSA010 $39.99 Clearview Sodium Carbonate pH Up Soda Ash 10lb. CVSA010 quantity $39.99 × Pentair ETI400 Heat Pump Control Board PCB 475975 $129.99 Pentair ETI400 Heat Pump Control Board PCB 475975 quantity $129.99 Cart totals Subtotal $663.94 Total $663.94 Proceed to checkout — OR — Coupon: