Siemens 6ES7972-0BB42-0XA0 PROFIBUS Connector

USD 58.46

12 Mbit/s PROFIBUS bus connector with inclined cable outlet, integrated terminating resistor, PG socket, and IP20 enclosure.

SKU Siemens-6ES7972-0BB42-0XA0 Category
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Siemens 6ES7972-0BB42-0XA0 PROFIBUS Connector

Model Identifier 6ES7972-0BB42-0XA0
Official Part Number 6ES7972-0BB42-0XA0
GTIN Standard 4025515078296

Technical Overview

SIMATIC DP PROFIBUS bus connector for connecting PROFIBUS nodes up to 12 Mbit/s. It features an inclined cable outlet, integrated terminating resistor with isolating/isolation function, and a PG receptacle for programming/service access. Official Siemens documentation identifies the enclosure material as plastic and shows a compact fieldbus connector form factor for industrial network terminations.

Key Features

  • PROFIBUS communication up to 12 Mbit/s
  • Inclined cable outlet
  • Integrated terminating resistor with isolating function
  • PG receptacle for commissioning and diagnostics
  • Screw-type electrical connection for PROFIBUS cables
  • Plastic enclosure
  • IP20 protection class
  • Silicon-free construction
  • UL approval and RoHS conformity

Integrated terminating resistor with isolating function for reliable PROFIBUS line termination and service access via PG socket.

Technical Specification Matrix

ParameterValue
Protocol / interfacePROFIBUS
Maximum data rate12 Mbit/s
Cable outletInclined / tilted cable outlet
Dimensions (W x H x D)15.8 x 54 x 39.5 mm
Protection classIP20
Number of electrical connections for PROFIBUS cables2
Number of electrical connections for network components or terminal equipment1
Type of electrical connection for PROFIBUS cablesScrew
Type of electrical connection for network components or terminal equipment9-pin Sub-D connector
Terminating resistorIntegrated resistor combination selectable with slide switch
PG connection socketYes
Strain reliefYes
Enclosure materialPlastic
Silicon-freeYes
RoHS conformityYes
UL approvalYes

Industrial Applications

1. Profibus line termination at remote I/O drops

Used to terminate a PROFIBUS segment directly at a field device or remote I/O station while preserving bus continuity with selectable termination.

Problem Solved

Prevents signal reflections and communication instability at the end of a PROFIBUS trunk.

PROFIBUSterminating resistorline terminationRS-485fieldbus

2. Commissioning interface for PLC service ports

The PG socket supports temporary programming or diagnostics access without removing the connector from the installed fieldbus cable.

Problem Solved

Enables maintenance access in cramped control cabinets with minimal downtime.

PG socketPLC commissioningdiagnosticsservice accessSIMATIC

3. Compact cabinet network interconnect

The small 15.8 x 54 x 39.5 mm connector form factor and IP20 enclosure suit dense control-panel wiring between PROFIBUS nodes.

Problem Solved

Saves DIN-rail and panel space while maintaining a secure screw-terminated bus connection.

compact connectorcontrol cabinetIP20screw terminalfieldbus wiring
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