Continue shopping “Pentair ETI400 Heat Pump Fan Control Board 475978” 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 Fan Control Board 475978 $119.99 Pentair ETI400 Heat Pump Fan Control Board 475978 quantity $119.99 Cart totals Subtotal $224.98 Total $224.98 Proceed to checkout — OR — Coupon: