Siemens 6ES7592-1BM00-0XB0 — S7-1500 Push-In Connector Guide

By Abdullah Zahid
11 min read
Siemens 6ES7592-1BM00-0XB0 40-pole push-in front connector for SIMATIC S7-1500 35 mm wide I/O modules

Siemens 6ES7592-1BM00-0XB0 — SIMATIC S7-1500 Front Connector, Push-In Design, 40-Pole, for 35 mm Wide Modules: Specs, Wiring & Selection Guide

If you are specifying or replacing a front connector on a 35 mm wide SIMATIC S7-1500 module and need to confirm whether the 6ES7592-1BM00-0XB0 is the correct part before submitting a purchase order, this review settles it. The 6ES7592-1BM00-0XB0 is a 40-pole push-in terminal connector that plugs into the front face of any 35 mm wide SIMATIC S7-1500 module, accepting conductors from 0.25 mm² to 1.5 mm² without tools and providing four integrated potential bridges for signal return routing. It is a bottom-of-funnel purchase for engineers who have already committed to the S7-1500 platform — the only questions remaining are pole count, connection method, and cable compatibility.

If you have already confirmed this is the right part, check current pricing and availability at LeadTime.ca — ships worldwide.

Who Should Buy the 6ES7592-1BM00-0XB0 — and Who Should Not

This connector is the right choice when all of the following apply to your project:

  • Your target module is a SIMATIC S7-1500 series device with a 35 mm module width
  • You require a 40-pole configuration to match the I/O count on the target module
  • Your facility wiring standard or preference calls for push-in connection — no tools, no screwdriver required
  • Your cable cross-sections fall within 0.25 mm² to 1.5 mm² (24 to 16 AWG)
  • You need integrated potential bridges to route common reference conductors across signal groups without additional wiring

If you need a screw-terminal connection method, a different pole count such as 20-pole, or connectors for an S7-300 or S7-400 system, the 6ES7592-1BM00-0XB0 is not the correct part — review the variant comparison table below for the appropriate alternative.

On this page:

What the 6ES7592-1BM00-0XB0 Actually Does in an S7-1500 System

The 6ES7592-1BM00-0XB0 is the physical interface between a SIMATIC S7-1500 module and the field wiring that connects sensors, actuators, and other devices to the controller. Without the front connector, a populated S7-1500 module has no terminal points — signal conductors have nowhere to land. This connector plugs into the front face of any 35 mm wide SIMATIC S7-1500 module and provides 40 push-in terminal positions for direct conductor insertion without tools.

Beyond simple termination, the connector includes four integrated potential bridges. These bridges allow engineers to route common reference conductors — protective earth (PE) and signal common (M) — across groups of terminals without running individual return wires to every terminal. In a 40-pole connector serving a mixed-signal module with digital inputs, analog inputs, and power returns, the ability to pre-configure reference routing inside the connector body significantly reduces wiring complexity and the probability of miswired return conductors.

The push-in mechanism accepts solid copper, flexible unsleeved, and flexible sleeved conductors (DIN 46228 Form A or Form E end sleeves). A stripped cable length of 8 to 11 mm is the critical preparation tolerance — too short and the conductor does not reach the contact point; too long and exposed copper risks cross-talk between adjacent terminals. Industrial facilities transitioning from screw-terminal connectors to push-in designs typically report a 40 to 60 percent reduction in connector installation labor per module, with a full 40-pole termination completable in under 5 minutes.

Typical System Architecture: Where This Connector Fits

The 6ES7592-1BM00-0XB0 sits at the field-wiring termination point of a SIMATIC S7-1500 I/O module, bridging the controller backplane and the external signal environment.

  • SIMATIC S7-1500 CPU on DIN rail communicates over backplane to I/O modules mounted in the same rack or distributed ET 200 stations
  • Each 35 mm wide I/O module (digital input, digital output, analog input, analog output, relay) has a front connector slot on its face
  • The 6ES7592-1BM00-0XB0 plugs into that front connector slot and presents 40 push-in terminals to the installer
  • Field cables from sensors, actuators, transmitters, and power returns are inserted directly into the push-in terminals — conductors from 0.25 mm² to 1.5 mm²
  • Integrated potential bridges within the connector route PE and M reference conductors across terminal groups, completing the signal return path without additional field wiring

Industries and Applications Where This Connector Is Specified

Automotive assembly line controls engineers specify the 6ES7592-1BM00-0XB0 when building mixed digital and analog I/O panels for conveyor, robot interface, and fixture control. The 40-pole count maps directly to the high I/O density of 35 mm wide SIMATIC S7-1500 digital I/O modules used in these environments.

Pharmaceutical and food processing facilities choose the push-in variant specifically for hygienic cabinet builds where screw-terminal connectors introduce long-term maintenance risk. Facilities that require periodic deep cleaning of control panels prefer push-in connectors because field replacement does not require torque tools or skilled technicians to achieve correct termination.

Packaging OEMs designing multi-axis motion platforms standardize on the S7-1500 connector family — push-in and screw-terminal variants — as a single spare parts SKU that covers all 35 mm module types across a machine range. Using the 6ES7592-1BM00-0XB0 across all 40-pole module positions reduces design variation and spare connector inventory by standardizing on a single SKU.

Water and wastewater engineers deploying distributed I/O groups for pump and valve control use this connector when specifying S7-1500 panels in remote pump stations where maintenance technician skill level makes tool-free termination a practical requirement.

Application Typical Deployment
Automotive manufacturing Assembly line I/O control panels; mixed digital and analog I/O on 35 mm wide modules
Pharmaceutical and food processing Process control sensing panels; analog input and relay output modules in redundant configurations
Packaging equipment OEM Multi-connector arrays across digital I/O and safety modules; standardized spare connector SKU
Water and wastewater treatment Distributed I/O groups for pump and valve control; remote stations with reduced-skill maintenance staff
Retrofit from S7-300 to S7-1500 Push-in connector selection during platform upgrade to reduce ongoing maintenance labor

Key Specifications Engineers Use to Qualify This Part

Parameter Specification
Pole count 40 poles
Connection method Push-in terminal — no tools required
Wire cross-section (solid and flexible) 0.25 mm² to 1.5 mm²
AWG range 24 to 16 AWG
Conductors per terminal 1; or 2 combined (max 1.5 mm² total)
Stripped cable length 8 to 11 mm (critical tolerance)
End sleeve standard DIN 46228 Form A (bare) or Form E (insulated)
Width × Height × Depth 29.8 mm × 130.5 mm × 46 mm
Weight Approximately 123 g
Safety certifications FM (hazardous locations), CCC-Ex (explosive atmospheres), KC marking

Full technical specifications are available on the product page at LeadTime.ca.

6ES7592-1BM00-0XB0 vs. Other S7-1500 Connector Variants: Which One Do You Need?

Model Pole Count Connection Type Best For
6ES7592-1BM00-0XB0 40 poles Push-in Standard 35 mm SIMATIC S7-1500 modules; tool-free termination preferred
6ES7592-1AM00-0XB0 20 poles Push-in Half-density or reduced I/O modules requiring push-in method
6ES7592-1AF00-0XB0 40 poles Screw-terminal Facilities with existing screw-terminal standards or high-vibration environments

Note: Confirm all variant model numbers against the current Siemens catalog before ordering. If your 35 mm S7-1500 module requires a 40-pole push-in connector, the 6ES7592-1BM00-0XB0 is the correct choice — check current availability at LeadTime.ca.

Expert Verdict: Honest Assessment for Controls Engineers

The 6ES7592-1BM00-0XB0 does exactly what it is specified for, with no significant caveats in a correctly identified S7-1500 system. The 40-pole push-in design delivers on the installation speed argument: a full termination in under 5 minutes is achievable in practice, and the absence of torque requirements removes one of the most common sources of inconsistent field connections. The four integrated potential bridges are a genuine design advantage over connectors that require individual return conductor runs — they reduce both wiring time and the probability of a floating reference on an analog input channel. FM approval for hazardous locations and CCC-Ex certification for explosive atmospheres extend the deployment range beyond standard industrial panels into classified areas, which is a meaningful specification advantage for process industry projects.

The honest constraint: this connector is not a universal solution within the Siemens S7 family. It is incompatible with S7-300 and S7-400 systems, which use different connector standards. It will not fit 25 mm or 40 mm wide S7-1500 module variants — only the 35 mm width standard. Engineers who need screw-terminal termination due to plant standards, existing contractor skill sets, or legacy cabinet documentation will need to evaluate the screw-terminal variant. The push-in mechanism itself, while reliable in clean installations, requires strict adherence to the 8 to 11 mm strip length tolerance; deviations outside this range are the primary source of field installation failures with this connector type.

From a procurement standpoint, the 6ES7592-1BM00-0XB0 is a standard industrial component and not a specialty long-lead item under normal conditions. Volume orders for system builds or commissioning spares are worth consolidating — view current stock and pricing at LeadTime.ca to confirm availability for your build quantity. For projects requiring multiple connector types across a mixed-pole S7-1500 cabinet, bundling the 40-pole push-in units with 20-pole variants in a single order can simplify procurement and reduce shipping cycles.

Get a Quote or Confirm Lead Time Before Your Build

For volume pricing or to confirm lead time before committing to a panel build, contact the LeadTime.ca team directly — we ship worldwide.

Wiring and Installation Overview for the 6ES7592-1BM00-0XB0

The following is an installation overview. Engineers requiring full step-by-step procedures and wiring diagrams should refer to the Siemens SIMATIC S7-1500 module installation documentation.

  • Strip each conductor to exactly 8 to 11 mm — use a marked wire stripper or measure before stripping; this tolerance is the single most important preparation step for reliable push-in contact
  • For flexible conductors, install DIN 46228 Form A (bare) or Form E (insulated) end sleeves before insertion; solid conductors under 0.5 mm² do not require a ferrule
  • Insert each prepared conductor straight into the designated terminal opening and push until the conductor is fully seated; the push-in grip activates automatically and slight resistance confirms proper seating — do not twist the conductor
  • Seat all four integrated potential bridges into their designated slots on the connector body and verify each bridge is fully inserted; confirm bridge routing against the system wiring diagram before energization
  • Use the four included cable ties to bundle and organize the conductor groups after all 40 terminals are terminated; label each terminal group by signal function before final power-up

What Engineers Get Wrong When Ordering This Part

The following checklist identifies the six most common ordering errors for the 6ES7592-1BM00-0XB0. Verify each point before placing your order:

  1. Confirm target PLC is SIMATIC S7-1500 series, not S7-300, S7-400, or S7-1200
  2. Verify module width is exactly 35 mm (not 25 mm or 40 mm variants)
  3. Check that 40-pole count matches the I/O module pin configuration
  4. Confirm push-in connection method is required (not screw-terminal)
  5. Verify cable cross-section range: 0.25–1.5 mm² or 24–16 AWG specification aligns with existing plant wiring standards
  6. Ensure installation location is module front face (not rear or side)

If any item on this checklist does not match your application, contact the LeadTime.ca team before ordering — we can confirm the correct variant from the current Siemens catalog.

Frequently Asked Questions

Can the 6ES7592-1BM00-0XB0 be used with SIMATIC S7-300 or S7-1200 modules?

No. The 6ES7592-1BM00-0XB0 is designed exclusively for SIMATIC S7-1500 modules with a 35 mm width. S7-300, S7-400, and S7-1200 systems use different connector standards that are not physically or electrically compatible with this part. Ordering this connector for an S7-300 retrofit, for example, will result in an unusable part — verify the target platform before ordering.

What happens if the cable strip length is outside the 8 to 11 mm range?

A conductor stripped shorter than 8 mm may not reach the terminal contact point, producing an intermittent or open connection that is difficult to diagnose under load. A conductor stripped longer than 11 mm leaves exposed copper beyond the terminal entry, creating a cross-talk or short-circuit risk between adjacent terminals on a 40-pole connector. The 8 to 11 mm tolerance is the most critical preparation parameter for reliable push-in termination.

Do I need end sleeves for every conductor type?

End sleeves are required for flexible conductors where the conductor cross-section and application warrant it. Solid copper conductors do not require end sleeves. Flexible conductors without end sleeves are accepted in the 0.25 mm² to 1.5 mm² range. Where end sleeves are used, DIN 46228 Form A (bare, 10 mm) or Form E (insulated, 8 to 10 mm) are the specified standards for this connector.

How do the integrated potential bridges work, and are they required?

The four potential bridges are separate components that insert into dedicated slots on the 6ES7592-1BM00-0XB0 connector body. Each bridge electrically connects a group of adjacent terminals, allowing a single common reference conductor — such as protective earth (PE) or signal common (M) — to be routed across multiple signal terminals without running individual return wires. They are not required in every configuration, but omitting them when the system signal map calls for shared reference routing will result in floating references and unreliable signal readings. Verify bridge placement against your system wiring documentation before installation.

Is the 6ES7592-1BM00-0XB0 approved for use in hazardous locations?

Yes. The 6ES7592-1BM00-0XB0 carries FM approval for use in hazardous locations (Class I, II, III rated) and a CCC-Ex Type Examination Certificate for use in explosive atmospheres. It also carries KC marking for Korean market compliance. Confirm that the specific application meets all local installation code requirements in addition to the component-level certifications.

Can two conductors be inserted into a single terminal on this connector?

Yes. The 6ES7592-1BM00-0XB0 supports two conductors per terminal provided the combined cross-section does not exceed 1.5 mm². Both conductors must be within the 0.25 mm² to 1.5 mm² individual range, and the combined total must not exceed the 1.5 mm² maximum. Exceeding this combined cross-section limit risks damage to the push-in terminal contact and unreliable termination.

Why Order From LeadTime.ca

  • LeadTime.ca ships the 6ES7592-1BM00-0XB0 worldwide — no geographic restrictions on orders
  • Sourcing support for hard-to-find or short-lead Siemens SIMATIC S7-1500 connector variants, including confirmation of current catalog model numbers before you commit
  • Volume pricing available for panel builders, system integrators, and OEMs ordering multiple connector SKUs in a single build
  • Direct contact response for lead time confirmation before project deadlines — avoid procurement surprises on time-sensitive commissioning schedules

At-a-Glance Summary

  • Model: 6ES7592-1BM00-0XB0 — SIMATIC S7-1500 Front Connector, Push-In Design, 40-Pole, for 35 mm Wide Modules
  • 40-pole push-in terminal configuration; accepts conductors from 0.25 mm² to 1.5 mm² (24 to 16 AWG)
  • Critical strip length tolerance: 8 to 11 mm — deviations outside this range are the primary field installation failure point
  • Physical dimensions: 29.8 mm wide × 130.5 mm tall × 46 mm deep; weight approximately 123 g
  • Four integrated potential bridges for PE and M reference routing across terminal groups
  • Compatible exclusively with SIMATIC S7-1500 series 35 mm wide modules — not compatible with S7-300, S7-400, or S7-1200
  • Supports DIN 46228 Form A and Form E end sleeves for flexible conductors
  • Certified: FM (hazardous locations), CCC-Ex (explosive atmospheres), KC marking
  • Industrial facilities switching to push-in connectors from screw-terminal designs typically reduce installation labor by 40 to 60 percent per module
  • Available worldwide through LeadTime.ca — check pricing and availability