Siemens S7-300 Front Connectors – 6ES7392-1BM01-0AA0

Model: 6ES7392-1BM01-0AA0

Brand Siemens
Series S7-300
Model 6ES7392-1BM01-0AA0
RFQ-ready model route Obsolete and surplus sourcing Export follow-up by model list

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Technical Dossier

Product Details And Specifications

Siemens S7-300 Series: Comprehensive Front Connector Range and Technical Overview

The Siemens SIMATIC S7-300 is one of the most widely deployed modular programmable logic controller (PLC) platforms in global heavy industry. Installed across petrochemical refineries, nuclear power facilities, chemical processing plants, automotive assembly lines, and water treatment infrastructure, the S7-300 platform has maintained a dominant position in industrial automation since its introduction in the early 1990s. The front connector family — referenced under the 6ES7392-1xxx-0AA0 ordering scheme — is a critical mechanical and electrical interface component that bridges field wiring to S7-300 signal modules (SMs), function modules (FMs), and communication processors (CPs). Without a correctly specified front connector, no field I/O signal can be terminated to the module backplane. The 6ES7392-1BM01-0AA0 is a 40-pin screw-type front connector designed for S7-300 modules with 40-pole interfaces, supporting wire cross-sections from 0.25 mm² to 1.5 mm² and rated for use in environments up to 60°C ambient temperature.

S7-300 Front Connector Full Catalog & Functionalities (SKU List)

The following SKUs represent the verified front connector range for the Siemens SIMATIC S7-300 platform. Each connector is classified by pin count, terminal type, and compatible module family.

6ES7392-1BM01-0AA0: 40-pin screw terminal front connector for S7-300 40-pole SMs
6ES7392-1BJ00-0AA0: 20-pin screw terminal front connector for S7-300 20-pole SMs
6ES7392-1AJ00-0AA0: 20-pin screw terminal, alternate coding, S7-300 SM compatibility
6ES7392-1AM00-0AA0: 40-pin screw terminal, early-generation S7-300 SMs
6ES7392-1BM00-0AA0: 40-pin screw terminal, predecessor to BM01, S7-300 SMs
6ES7392-1CJ00-0AA0: 20-pin spring-loaded (push-in) terminal, S7-300 20-pole SMs
6ES7392-1CM00-0AA0: 40-pin spring-loaded terminal, S7-300 40-pole SMs
6ES7392-1DM00-0AA0: 40-pin spring-loaded terminal with shield terminal, S7-300 SMs
6ES7392-1DJ00-0AA0: 20-pin spring-loaded terminal with shield terminal, S7-300 SMs
6ES7392-2XX00-0AA0: Shield terminal set for S7-300 front connectors, grounding rail
6ES7392-1AF00-0AA0: 20-pin screw terminal, S7-300 analog module SM331/SM332 compatible
6ES7392-1BF00-0AA0: 40-pin screw terminal, S7-300 analog SM334/SM335 compatible
6ES7392-1CF00-0AA0: 20-pin spring terminal, S7-300 analog module compatible
6ES7392-1DF00-0AA0: 40-pin spring terminal, S7-300 analog module compatible
6ES7392-1AM00-0AA0: 40-pin screw terminal, legacy S7-300 SM321/SM322 digital I/O
6ES7392-1BJ00-0AA0: 20-pin screw terminal, S7-300 SM323 combined DI/DO modules

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