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Plug-in Screw Connector System for Printed Circuit Boards

378-STFB 10.00 mm (0.394 in) Spacing   -   2 poles Print this page

  • The socket contact is split into four fingers and is reinforced by a spring sleeve to ensure a high contact force reliable vibration resistant connection.
  • Plug
  • Power connector
  • 378-STFB is supplied with a terminal body which will accommodate a 4 AWG wire (65A, 300V).
Technical Data

Center to Center Spacing: 10.000 mm (0.394 in)

Nominal Cross Section: 16 mm2 (24800 mils2)

Wire Stripping Length: 9.000 mm (0.355 in)

Bill of Materials

Molding : Polyamide, Self extinguishing UL 94, V-0

Color : Black

Temperature limits : Short Time : 200°C (392°F)
Continuous : 105°C (221°F)Low Limit : -40°C (-40°F)

Ambient Temp. Range (°C) : -40°C to 40°C

Comparative Tracking Index : CTI ≥ 600 V

Oxygen Index Rating : 31 %


Screw: Slotted head, zinc plated blue passivated, steel substrate M5

Spring Sleeve: Zinc plated, steel

Terminal Body: Nickel plated copper alloy

: Tin plated copper alloy



This product family is being used in car audio systems requiring high current flows for both power input and sound output. They can be used as power connectors in a variety of heavy-duty applications.

The recommended PCB hole has been chosen for a press-fit to assure stability in the wave soldering process.

Visual Description
  • RoHS WEEE Pb free surface compliant
Approval Information UL File No. E69841  |  CSA File No. LR24322
    TYPE (Spacing)
    Current (A)
    Voltage (V)
    Screw Tightening
  • 378-STFB
    10.0 mm
     B, D 
     18 lbfin 
  • 378-STFB
    10.0 mm
     65 10
     300 300
     B D, E
     14-4 14-4
     2.0 Nm 2.0 Nm
International Approval Information

Rated Impulse Withstand Voltage : 4000 V

Plug-In Direction and Wire Entrance Parallel to PCB
Please fill in the How to Order box
Plated component: terminal body









WECO Electrical Connectors Inc.
18050 Trans-Canada Highway, Kirkland, QC Canada H9J 4A1
Tel.: 1.514.694.9136 fax.: 1.514.694.0956
Toll free.: 1.800.724.2928 (US and CAnada only)