Project Description

1×4 QSFP+ cage with heat sink, ESFP14041801 (Free Sample) 

Technical Parameters:

  • Mechanical Characteristics
    Cage is keyed according to QSFP MSA
    QSFP+: SFF-8436
    Durability: 250 mating cycles min
    Connector insertion force: 40N max
    Connector withdrawal force: 30N max
  • Electrical Characteristics
    Hot swappable
    Operating voltage: 3.3V
    Operating current: 0.5A
    Differential impedance: 100Ω±10Ω
    DWV: 300V AC
    Insulation resistance: 1000MΩ min
    Contact resistance: 70MΩ max
  • Packaging
    Tape and reel packaging: connector or 1×1 cage
    Tray packing: cage of all sizes
    Outer packing: dust cover
  • Signal integrity characteristics (QSFP, QSFP+)
    Return loss: -12dB
    Near-End isolation: -30dB (frequencies up to 3 GHz)
    Insertion loss: -1dB max
    Rise time for impedance measurement: 35ps
    Within pair skew: 1ps      NEXT: ≤2%


  • Materials
    Base Material: Copper Alloy
    Plating: Nickel or Tin 
    Heat sink: Aluminum Alloy
    Heat sink clip: Stainless Steel
    Light pipe: Optical Grade Polycarbonate
    Dust cover: Thermoplastic
    Contact base material: Copper Alloy
    Contact plating: gold on mating area, Matte tin on termination
    Housings: glass reinforced, Lead-free solder reflow process compatible thermoplastic, UL94V-0 Rated
  • Temperature rating
    Operating temperature: -40℃~+85℃
    Storage temperature: -40℃~+85℃
  • Configurations 1xN (rows x ports per row)
    1×1  1×2  1×3  1×4  1×6
  • Options
    Dust cover
    Round light pipe    
    Heat sink    
    Cage design    

Product Drawing (PDF Download Available):

1×4 QSFP+ cage with heat sink,  QSFP+ housing, ESFP14041801