MICROSCRAPPINGE-waste field guide

Telecom line card teardown

Rack card · 233 × 160 mm · thick multilayer

High grade — $10/lb, and the harvestable parts are far richer

Era read: DIN 41612 backplane connectors, ceramic gold-lid packages, conformal coating, gold on multiple edges. The best board a scrapper realistically encounters.

Where the value sits

Backplane connectorCeramic packagesGold-plated SMDDC-DC bricksFiber transceiversEdge fingers
Backplane connector
DIN 41612 with dozens to hundreds of thick gold press-fit pins. The top-paying fraction of the whole card.
Ceramic packages
Gold-lid ceramic ICs and flat packs. Sort these out separately — they grade at $350/lb.
Gold-plated SMD
SAW filters, gold-lid RF modules, gold shield cans.
DC-DC bricks
Potted converter modules. Worth far more working than scrapped.
Fiber transceivers
SFP/GBIC cages. Working modules are $5–60 each.
Edge fingers
Often thick-plated. Shear 1–2 mm above the plating.

Strip order

Value first, hazards first, heat last.

  1. Pull the transceivers Latch

    Check the part number. Working coded Cisco or Juniper modules are $5–60 each against about 25 cents as scrap. Fiber transceivers (SFP/GBIC/QSFP) ⚠ →

  2. Pull the DC-DC bricks Hot air + preheat390 °C

    Test and sell rather than scrap — working Vicor and Artesyn bricks are $20–150. DC-DC converter bricks & isolation modules →

  3. Cut the backplane connector Heat gun / shear400–500 °C

    Most of the card's gold in a small fraction of its weight. Gold-plated connectors →

  4. Harvest ceramic packages Preheat + pliers250–280 °C

    White ceramic, gold lid, gold legs — top grade at $350/lb. Check part numbers for collector value first. Ceramic IC — gold lid + gold legs →

  5. Harvest flat packs Preheat + tweezers250–280 °C

    Handle gently. The ribbon leads are the value and they bend and break. Gold flat packs (military / aerospace) →

  6. Shear the edge fingers Guillotine / snips

    Cut 1–2 mm above the plating. Every extra millimetre of fibreglass dilutes the yield. Gold fingers (trimmed) →

  7. Harvest pre-2000 MLCCs Preheat + putty knife240–280 °C

    Telecom and industrial gear from the 80s and early 90s is the palladium payload. Bucket them separately at the moment of removal. MLCC — palladium-bearing (PME, pre-2000) →

  8. Sell the bare card —

    Still worth $6.85–10/lb after harvesting — but that's the low-grade telecom rate now, not the high. Telecom / military boards →

Other board types →