A patch panel defining a lateral direction L, a transverse direction T and a vertical direction V that are mutually perpendicular, the patch panel comprising: a tray having a plurality of cassette mounting bays, the tray comprising a first cassette support and a second cassette support, the first and second cassette supports positioned at opposite sides of one of the plurality of cassette mounting bays along the lateral direction L, the first cassette support having a first latch and a second latch that are each positioned at an opposite respective end portion of the first cassette support along the transverse direction T; and a cassette having a release slide positioned at a first side portion of the cassette, the release slide having a first ramp and a second ramp that are each positioned at an opposite respective end portion of the release slide along the transverse direction T, the release slide movable between a neutral position and a release position, wherein the first side portion of the cassette is receivable by the first cassette support and a second side portion of the tray is receivable by the second cassette support such that the cassette is slidable along the transverse direction T on the first and second cassette supports, wherein the first and second latches (142,144) engage the cassette when the cassette is positioned within the one of the plurality of cassette mounting bays and the release slide is in the neutral position, and wherein the first ramp disengages the first latch from the cassette and the second ramp disengages the second latch from the cassette when the cassette is positioned within the one of the plurality of cassette mounting bays and the release slide is in the release position. a tray having a plurality of cassette mounting bays, the tray comprising a first cassette support and a second cassette support, the first and second cassette supports positioned at opposite sides of one of the plurality of cassette mounting bays along the lateral direction L, the first cassette support having a first latch and a second latch that are each positioned at an opposite respective end portion of the first cassette support along the transverse direction T; and a cassette having a release slide positioned at a first side portion of the cassette, the release slide having a first ramp and a second ramp that are each positioned at an opposite respective end portion of the release slide along the transverse direction T, the release slide movable between a neutral position and a release position, wherein the first side portion of the cassette is receivable by the first cassette support and a second side portion of the tray is receivable by the second cassette support such that the cassette is slidable along the transverse direction T on the first and second cassette supports, wherein the first and second latches (142,144) engage the cassette when the cassette is positioned within the one of the plurality of cassette mounting bays and the release slide is in the neutral position, and wherein the first ramp disengages the first latch from the cassette and the second ramp disengages the second latch from the cassette when the cassette is positioned within the one of the plurality of cassette mounting bays and the release slide is in the release position.