An electrochemical gas separation system comprising: an inlet configured to port incoming process air; a plurality of solid oxide electrochemical gas separator cells, each comprising: a cathode configured for receiving heated process air; an anode configured for receiving oxygen ions; an electrolyte comprising an oxygen ion conductor, the electrolyte configured to transport oxygen ions reduced from the process air at the cathode when a bias voltage is applied from the anode to the cathode; a plurality of interconnectors, wherein each of the interconnectors is configured to electrically link each of the plurality of solid oxide electrochemical gas separator cells in series; a plurality of end portions, wherein each end portion is adjacent to one of the plurality of cells; a power source configured to apply a bias voltage across the plurality of solid oxide electrochemical gas separator cells; and an outlet configured to release oxygen-depleted air, a cathode heat recovery heat exchanger that comprises: a cold side configured to receive and heat process air; and a hot side configured to receive and cool oxygen-depleted air from the plurality of solid oxide electrochemical gas separator cells; and an anode heat recovery heat exchanger that comprises: a cold side configured to receive and heat process air from the cathode heat recovery heat exchanger; and a hot side configured to receive and cool oxygen-enriched air, and a burner configured to receive and heat oxygen-enriched air from the plurality of solid oxide electrochemical gas separator cells through the burning of fuel. an inlet configured to port incoming process air; a plurality of solid oxide electrochemical gas separator cells, each comprising: a cathode configured for receiving heated process air; an anode configured for receiving oxygen ions; an electrolyte comprising an oxygen ion conductor, the electrolyte configured to transport oxygen ions reduced from the process air at the cathode when a bias voltage is applied from the anode to the cathode; a cathode configured for receiving heated process air; an anode configured for receiving oxygen ions; an electrolyte comprising an oxygen ion conductor, the electrolyte configured to transport oxygen ions reduced from the process air at the cathode when a bias voltage is applied from the anode to the cathode; a plurality of interconnectors, wherein each of the interconnectors is configured to electrically link each of the plurality of solid oxide electrochemical gas separator cells in series; a plurality of end portions, wherein each end portion is adjacent to one of the plurality of cells; a power source configured to apply a bias voltage across the plurality of solid oxide electrochemical gas separator cells; and an outlet configured to release oxygen-depleted air, a cathode heat recovery heat exchanger that comprises: a cold side configured to receive and heat process air; and a hot side configured to receive and cool oxygen-depleted air from the plurality of solid oxide electrochemical gas separator cells; and a cold side configured to receive and heat process air; and a hot side configured to receive and cool oxygen-depleted air from the plurality of solid oxide electrochemical gas separator cells; and an anode heat recovery heat exchanger that comprises: a cold side configured to receive and heat process air from the cathode heat recovery heat exchanger; and a hot side configured to receive and cool oxygen-enriched air, and a burner configured to receive and heat oxygen-enriched air from the plurality of solid oxide electrochemical gas separator cells through the burning of fuel. a cold side configured to receive and heat process air from the cathode heat recovery heat exchanger; and a hot side configured to receive and cool oxygen-enriched air, and a burner configured to receive and heat oxygen-enriched air from the plurality of solid oxide electrochemical gas separator cells through the burning of fuel.