GAS AND WATER DISCHARGE UNIT FOR FUEL CELL SYSTEM

A gas and water discharge unit for a fuel cell system that can be prevented from freezing even when it is formed using resin material The unit includes a gas-liquid separator for separating produced water from fuel off-gas discharged from a fuel cell device, a gas and water discharge valve disposed downstream of the gas-liquid separator, and a resin unit body integrally formed with the gas-liquid separator and the gas and water discharge valve, in which the inside of the unit body includes a first channel with a valve seal at an end thereof on the gas and water discharge valve side, the first channel allowing communication between the gas-liquid separator and the gas and water discharge valve, a second channel communicating With the first channel via the gas and water discharge valve, and a heated water channel surrounding at least one of the first or second channel.