A fluid-type temperature-regulating unit comprising: a heat exchanger having a heat-exchanger fluid inlet for a fluid to enter, and a heat-exchanger fluid outlet for the fluid endowed with cold-heat or hot-heat from a refrigerant to exit; a first feed port configured to feed the fluid to a first temperature-regulating device; a first feed channel configured to connect the heat-exchanger fluid outlet and the first feed port; a first recovery port configured to recover the fluid from the first temperature-regulating device; a first recovery channel connecting the heat-exchanger fluid inlet and the first recovery port; a first pump which is provided to the first recovery channel and which is configured to discharge the fluid from a first discharge port; a second feed port configured to feed the fluid to a second temperature-regulating device; a second feed channel connecting the heat-exchanger fluid outlet and the second feed port; a second recovery port configured to recover the fluid from the second temperature-regulating device; a second recovery channel connecting the heat-exchanger fluid inlet and the second recovery port; and a second pump which is configured to discharge the fluid from a second discharge port, wherein: the second pump is provided to the second recovery channel; and the first discharge port and the second discharge port both are in communication with the heat-exchanger fluid inlet so that the fluid discharged from the first discharge port and the second discharge port is allowed to merge, characterized in that: at least one of the first pump and the second pump has an inverter for varying the flow rate of the fluid; and the fluid-type temperature-regulating unit is configured such that the fluid fed from the second feed port is a mixture of the fluid just after being endowed with heat from the refrigerant in the heat exchanger and the fluid from which heat has been taken by the second temperature-regulating device. a heat exchanger having a heat-exchanger fluid inlet for a fluid to enter, and a heat-exchanger fluid outlet for the fluid endowed with cold-heat or hot-heat from a refrigerant to exit; a first feed port configured to feed the fluid to a first temperature-regulating device; a first feed channel configured to connect the heat-exchanger fluid outlet and the first feed port; a first recovery port configured to recover the fluid from the first temperature-regulating device; a first recovery channel connecting the heat-exchanger fluid inlet and the first recovery port; a first pump which is provided to the first recovery channel and which is configured to discharge the fluid from a first discharge port; a second feed port configured to feed the fluid to a second temperature-regulating device; a second feed channel connecting the heat-exchanger fluid outlet and the second feed port; a second recovery port configured to recover the fluid from the second temperature-regulating device; a second recovery channel connecting the heat-exchanger fluid inlet and the second recovery port; and a second pump which is configured to discharge the fluid from a second discharge port, wherein: the second pump is provided to the second recovery channel; and the first discharge port and the second discharge port both are in communication with the heat-exchanger fluid inlet so that the fluid discharged from the first discharge port and the second discharge port is allowed to merge, the second pump is provided to the second recovery channel; and the first discharge port and the second discharge port both are in communication with the heat-exchanger fluid inlet so that the fluid discharged from the first discharge port and the second discharge port is allowed to merge, characterized in that: at least one of the first pump and the second pump has an inverter for varying the flow rate of the fluid; and the fluid-type temperature-regulating unit is configured such that the fluid fed from the second feed port is a mixture of the fluid just after being endowed with heat from the refrigerant in the heat exchanger and the fluid from which heat has been taken by the second temperature-regulating device. at least one of the first pump and the second pump has an inverter for varying the flow rate of the fluid; and the fluid-type temperature-regulating unit is configured such that the fluid fed from the second feed port is a mixture of the fluid just after being endowed with heat from the refrigerant in the heat exchanger and the fluid from which heat has been taken by the second temperature-regulating device.