Terminal Blocks & Neutral Links - Open Type, Closed Type, Modular, Busbar Mount, Din Rail Mount

Common Sizes (Range Overview)

Type Pole Count Terminal Size Range (mm2) Thread Size Mounting Type
Single Pole Terminal Block 1 2.5 - 35 mm2 M3 - M8 Screw / DIN Rail / Panel
Multi-Pole Terminal Block 2 - 24 poles 2.5 - 70 mm2 M3 - M10 Screw / Rail / Snap Fit
Neutral Link (Bar Type) 4 - 24 holes 2.5 - 50 mm2 M4 - M10 Panel Mount / Chassis Fix
Earth Link Bar 6 - 20 holes 2.5 - 35 mm2 M4 - M8 DIN / Screw Mount
Enclosed Terminals Custom Up to 120 mm2 M6 - M12 Box Mount / Rail Clamp

Materials

  • High Conductivity Brass: CW614N / CuZn39Pb3
  • Lead-Free Brass: CW510L - RoHS Compliant
  • Nickel-Plated Brass for harsh environments
  • Insulating Base: Polyamide 6.6, PPO, or Bakelite

Thread / Mounting Types

  • Thread Sizes: M3 to M12
  • Hex Screws / Slotted Screws / Allen Screws
  • Panel Mount (Through-hole or Stud Mount)
  • DIN Rail Mount (35mm symmetrical rail)
  • PCB Mount (for low current)

Protection Rating

  • Voltage: Up to 1000V AC / DC
  • Current: Up to 400A
  • Flame Retardant Housing - UL 94 V-0
  • IP20 to IP55 (Based on enclosure design)

Surface Finish Options

  • Tin Plated (Standard - for anti-corrosion and conductivity)
  • Nickel Plated (Durability in aggressive environments)
  • Silver Plated (Optional for low resistance connections)
  • Natural Brass (Economical option)

Features

  • Available with or without insulating base
  • Compact multi-pole designs for space savings
  • Custom drilling for multi-size cable lugs
  • Integrated earth/neutral segregation
  • Marking tags and colored insulators available
  • Supports ring, fork, spade, or bare wire termination

Application Areas in EV Sector

  • EV Charging Stations - Neutral and grounding terminals
  • Battery Management Panels - Safe wire terminations
  • DC Distribution Boxes - Terminal bridges and links
  • Motor Controllers - Power input/output terminals
  • ESS Cabinets - Multi-terminal neutral/earth bars
  • Onboard Systems - Compact terminal blocks for submodules
Terminal Blocks & Neutral Links Assortment

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