Interlocking brackets for filter capsules are provided. According to one embodiment, a filter capsule bracket includes a first bracket portion including a first side having a concave surface and at least one plug; and a second bracket portion including a first side having a concave surface corresponding to the concave surface of the first bracket portion and at least one socket for receiving the at least one plug of the first side of the first bracket, wherein the concave surfaces of the first and second bracket portions are configured to retain a filter capsule when the at least one plug of the first side of the first bracket portion is received by the at least one socket of the first side of the second bracket portion.