Continue shopping “Pentair ETI400 Heat Pump Control Board PCB 475975” has been added to your cart. Product Price Quantity Total × Pentair ETI400 Heat Pump Spark Ignition Electrodes 476081Z $104.99 Pentair ETI400 Heat Pump Spark Ignition Electrodes 476081Z quantity $104.99 × Pentair ETI400 Heat Pump Automatic Gas Shut-Off Switch AGS 150F 475985 $52.99 Pentair ETI400 Heat Pump Automatic Gas Shut-Off Switch AGS 150F 475985 quantity $52.99 × Clearview Sodium Carbonate pH Up Soda Ash 5lb. CVSA005 $21.99 Clearview Sodium Carbonate pH Up Soda Ash 5lb. CVSA005 quantity $21.99 × Pentair ETI400 Heat Pump Control Board PCB 475975 $129.99 Pentair ETI400 Heat Pump Control Board PCB 475975 quantity $129.99 Cart totals Subtotal $309.96 Total $309.96 Proceed to checkout — OR — Coupon: