Backplane Connectors

Backplane connectors are the parts that tie a rack or chassis together, linking daughter cards to a shared backplane PCB so power and high-speed signals pass between boards without cabling. The category covers a fairly wide spread: 2mm Hard Metric connectors for CompactPCI and VME systems, DIN 41612 styles still common in industrial and telecom gear, high-speed press-fit types from TE, Amphenol, and Molex rated for 10 Gbps and beyond, plus power blades and guide modules that handle alignment and current on the same shelf. You will find them in server and storage chassis, telecom switches, test and measurement racks, military systems, and industrial control cabinets where boards need to slide in and out for service. When buyers source these parts, the conversation usually starts with the mechanical side rather than the electrical one. Pin count, row configuration, press-fit versus solder tail, and whether the footprint matches an existing backplane layout tend to matter more than raw speed ratings, because swapping a connector often means re-spinning the board. Press-fit is the common preference on production lines since it avoids wave soldering a dense board, but it does mean checking the plating thickness spec on the PCB holes. Signal integrity ratings, mating cycle life, and contact plating (gold thickness in particular) come next on the checklist. One honest trade-off in this category: many legacy backplane series, especially older DIN and 2mm HM variants, have long factory lead times or have moved to minimum order quantities, while the same part numbers still ship in thousands of systems that need spares. That gap is exactly where counterfeit or refurbished parts creep in, so traceability and original packaging are worth asking about up front, not after something fails in the field. Pricing also swings noticeably between authorized-channel fresh stock and date-code-older inventory, and for a connector that may outlive the rest of the design, older date codes are usually acceptable if storage conditions check out. If you have a part number and target quantity, send it through the quote form at icxing.com and we will come back with current stock, date codes, and lead time.