A multi-junction circulator assembly (100, 200, 300), comprising: a waveguide housing (130, 230, 330) including a first set of waveguide arms (132-133, 232-233, 332-333), a second set of waveguide arms (134-135, 234-235, 334-335), and a junction section (136, 236, 336) between the first and second sets of waveguide arms; a first circulator component (110, 210, 310) located in the waveguide housing adjacent to the first set of waveguide arms, the first circulator component comprising: a first ferrite element (112, 212, 312) that includes a plurality of leg segments (114a-114c, 214a-214c, 314a-314c) that each terminate at a distal end, wherein one of the leg segments extends toward the junction section of the waveguide housing, and the other leg segments each respectively extend toward one of the waveguide arms in the first set of waveguide arms; a second circulator component (120, 220, 320) located in the waveguide housing adjacent to the second set of waveguide arms, wherein the second circulator component operatively communicates with the first circulator component, the second circulator component comprising: a second ferrite element (122,222, 322) that includes a plurality of leg segments (124a-124c, 224a-224c, 324a-324c) that each terminate at a distal end, wherein one of the leg segments of the second ferrite element extends toward the junction section of the waveguide housing, and the other leg segments of the second ferrite element each respectively extend toward one of the waveguide arms in the second set of waveguide arms; characterised by further comprising: a dielectric transition segment (140, 240, 340) located in the junction section of the waveguide housing and interposed between the leg segments of the first and second ferrite elements that extend toward the junction section, the dielectric transition segment separated from the leg segments of the first and second ferrite elements by respective interposing gaps (142, 144, 242, 244, 342, 344) at opposite ends of the dielectric transition segment; wherein the gaps provide dielectric-free regions in the direction of signal flow between the first and second ferrite elements. a waveguide housing (130, 230, 330) including a first set of waveguide arms (132-133, 232-233, 332-333), a second set of waveguide arms (134-135, 234-235, 334-335), and a junction section (136, 236, 336) between the first and second sets of waveguide arms; a first circulator component (110, 210, 310) located in the waveguide housing adjacent to the first set of waveguide arms, the first circulator component comprising: a first ferrite element (112, 212, 312) that includes a plurality of leg segments (114a-114c, 214a-214c, 314a-314c) that each terminate at a distal end, wherein one of the leg segments extends toward the junction section of the waveguide housing, and the other leg segments each respectively extend toward one of the waveguide arms in the first set of waveguide arms; a first ferrite element (112, 212, 312) that includes a plurality of leg segments (114a-114c, 214a-214c, 314a-314c) that each terminate at a distal end, wherein one of the leg segments extends toward the junction section of the waveguide housing, and the other leg segments each respectively extend toward one of the waveguide arms in the first set of waveguide arms; a second circulator component (120, 220, 320) located in the waveguide housing adjacent to the second set of waveguide arms, wherein the second circulator component operatively communicates with the first circulator component, the second circulator component comprising: a second ferrite element (122,222, 322) that includes a plurality of leg segments (124a-124c, 224a-224c, 324a-324c) that each terminate at a distal end, wherein one of the leg segments of the second ferrite element extends toward the junction section of the waveguide housing, and the other leg segments of the second ferrite element each respectively extend toward one of the waveguide arms in the second set of waveguide arms; a second ferrite element (122,222, 322) that includes a plurality of leg segments (124a-124c, 224a-224c, 324a-324c) that each terminate at a distal end, wherein one of the leg segments of the second ferrite element extends toward the junction section of the waveguide housing, and the other leg segments of the second ferrite element each respectively extend toward one of the waveguide arms in the second set of waveguide arms; a dielectric transition segment (140, 240, 340) located in the junction section of the waveguide housing and interposed between the leg segments of the first and second ferrite elements that extend toward the junction section, the dielectric transition segment separated from the leg segments of the first and second ferrite elements by respective interposing gaps (142, 144, 242, 244, 342, 344) at opposite ends of the dielectric transition segment; wherein the gaps provide dielectric-free regions in the direction of signal flow between the first and second ferrite elements.