Siemens 6GK1901-1BB10-2AB0 — IE FC RJ45 Plug 180 Buying Guide

By Abdullah Zahid
10 min read
Siemens 6GK1901-1BB10-2AB0 Industrial Ethernet FastConnect RJ45 Plug 180 for PROFINET and IE FC TP 2x2 cable installations

Siemens 6GK1901-1BB10-2AB0 Industrial Ethernet FastConnect RJ45 Plug 180 (2x 2): Specifications, Pricing and Selection Guide

Controls engineers and procurement specialists searching for the Siemens 6GK1901-1BB10-2AB0 are typically at a single decision point: confirming this is the right FastConnect connector variant before committing to a project order. The 6GK1901-1BB10-2AB0 is the Industrial Ethernet FastConnect RJ45 Plug 180 (2x 2) — a rugged, metal-enclosure RJ45 connector designed for tool-free termination on IE FC TP 2x2 twisted-pair cables, rated for 10/100 Mbit/s and operating across a -40 to +85°C temperature range. It supports PoE and PoE+ and ships as a single unit or 10-pack.

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

Who Should Buy the 6GK1901-1BB10-2AB0 — and Who Shouldn't

This connector is the correct choice for engineers and buyers who meet all of the following criteria:

  • Your cabling infrastructure uses IE FC TP 2x2 twisted-pair cable (not 4x2 and not standard Cat5/5e/6)
  • Your cable routing requires a 180° outlet angle — cable exits perpendicular to the equipment mounting plane
  • Target equipment has a standard RJ45 port (not M12 or any proprietary circular connector format)
  • The installation environment falls within -40 to +85°C operating range
  • Your cable conductor cross-section is AWG22 (0.33 mm²) as specified for this connector family
  • You need tool-free field assembly — no crimper, no specialist termination labor

If your installation requires a straight cable outlet rather than 180°, the correct alternative is the 6GK1901-1BB10-0AB0. If your project uses IE FC TP 4x2 cable or pre-terminated patch cables, this SKU is not the right fit.

On this page:

What the 6GK1901-1BB10-2AB0 Actually Does in a PROFINET System

The 6GK1901-1BB10-2AB0 is a field-assembled termination connector. Its job is to convert the bare end of an IE FC TP 2x2 twisted-pair cable into a functional RJ45 interface that plugs directly into a PROFINET controller, industrial Ethernet switch, distributed I/O device, or any equipment with a standard RJ45 port. It carries 10 Mbit/s and 100 Mbit/s Ethernet traffic and passes PoE and PoE+ power delivery without obstruction.

What distinguishes this connector from a commodity RJ45 is the FastConnect cut-and-clamp contact system. Instead of stripping individual conductors and crimping, a technician strips the outer cable jacket, inserts the twisted pair ends into the connector body, and pushes until an audible click confirms engagement. The strain relief clips engage automatically. No crimping tool, no tester setup, and no specialist labor is required. Siemens' own proof point puts field assembly time under 2 minutes per connector versus 10 to 15 minutes for a crimped termination with verification — a measurable difference on projects involving 50 or more connector installations.

The metal enclosure provides electromagnetic shielding appropriate for factory floors and achieves IP20 protection — suitable for indoor installations and lightly protected outdoor enclosures, but not for submersion or direct rain exposure. The connector carries a G3 air pollution resistance rating per ANSI/ISA-71.04, making it suitable for environments with elevated airborne contaminants common in heavy manufacturing and process automation.

Typical System Architecture for Industrial Ethernet FastConnect Deployments

The 6GK1901-1BB10-2AB0 sits at the physical layer termination point between the IE FC TP 2x2 cable run and any network device with an RJ45 port. It is not an active component — it completes the physical connection that makes the rest of the network topology possible.

  • PROFINET controller or PLC (RJ45 port) — receives the assembled connector at its network interface
  • Industrial Ethernet switch — 6GK1901-1BB10-2AB0 terminates cable at each switch port in the field distribution layer
  • IE FC TP 2x2 cable run — the backbone between network nodes, terminated at both ends with FastConnect connectors
  • Distributed I/O devices, sensors, and remote actuators — each node receives a connector at its RJ45 port
  • PoE-powered field devices (cameras, wireless access points, field sensors) — connector passes power delivery on the same cable without secondary 24 VDC wiring

Where Engineers Deploy the 6GK1901-1BB10-2AB0

In discrete manufacturing and automotive assembly environments, the 6GK1901-1BB10-2AB0 is the standard termination connector for PROFINET node connections in distributed I/O architectures. Engineers replacing legacy serial DeviceNet or Ethernet/IP cabling with FastConnect infrastructure rely on this connector to terminate field-run cables at each I/O node without pre-planned cable lengths.

Mobile machinery applications — agricultural equipment, construction vehicles, and mining machinery — specifically require the -40 to +85°C operating range. Cab network wiring in these environments is exposed to arctic winter storage conditions and high-heat summer operation, and standard commercial-grade RJ45 connectors are not rated for this envelope.

Retrofit projects where existing IE FC TP 2x2 cabling is being upgraded or extended are another common deployment. The reusable design — rated for 10 mating cycles — means the same connectors can follow the cable through system reconfigurations without requiring new parts at every change.

Food and beverage and pharmaceutical facilities use this connector in clean-area control panels where cable routing is tightly managed and 180° outlet orientation is required to maintain bend radius and avoid mechanical stress on cable trays.

Application Typical Deployment
PROFINET distributed I/O network Termination at each I/O node and controller RJ45 port in IE FC TP 2x2 cable infrastructure
Industrial switch backhaul Field cable terminated at switch port; 180° outlet routes cable along panel back wall
Mobile machinery cab network Network wiring in agricultural and construction equipment; -40°C cold-soak environment
Factory retrofit / system reconfiguration Existing IE FC TP 2x2 cable recut and reterminated on-site; no pre-terminated cable stock required
PoE-powered field device installation Single cable delivers Ethernet and power to cameras, APs, and sensors; eliminates 24 VDC control wiring

Key Specifications for Purchase Decision

Parameter Value
Transfer Rate 10 Mbit/s, 100 Mbit/s
Connector Type (Equipment Side) RJ45 Plug
Contact System (Cable Side) Integrated cut-and-clamp, 4 contacts
Wire Gauge AWG22 (0.33 mm²)
Cable Outlet Angle 180°
Operating Temperature -40 to +85°C
IP Rating IP20
PoE / PoE+ Capable Yes
Mating Cycles Rated 10
Dimensions (W x H x D) 13.7 mm x 16 mm x 55 mm

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

6GK1901-1BB10-2AB0 vs. 6GK1901-1BB10-0AB0 and Other Variants

Model Outlet Angle Cable Type PoE Capable Best For
6GK1901-1BB10-2AB0 180° (angled) IE FC TP 2x2 Yes Tight cable trays, space-constrained panels, 180° routing layouts
6GK1901-1BB10-0AB0 Straight IE FC TP 2x2 Yes In-line cable routing, equipment mounted with cable exiting parallel to port axis
IE FC TP 4x2 Connector Models Various IE FC TP 4x2 Depends on model Higher pair count, longer cable runs, enhanced noise immunity requirements
Pre-Terminated IE FC Patch Cables Fixed at manufacture IE FC TP 2x2 or 4x2 Yes Zero-assembly plug-and-play deployment where custom lengths are not needed

If your cable routing is in-line with the port orientation and a straight exit is cleaner, the 6GK1901-1BB10-0AB0 is the correct choice at negligible cost difference — check current availability for both variants at LeadTime.ca.

Expert Verdict: Is This Connector Worth the Premium Over Standard RJ45?

For any project deploying IE FC TP 2x2 cable in a PROFINET or Industrial Ethernet network, the 6GK1901-1BB10-2AB0 is the rational choice — not a premium indulgence. The tool-free FastConnect assembly eliminates crimper procurement, specialist labor scheduling, and the quality variance that comes with field crimping under pressure. The -40 to +85°C rating eliminates the need for environmental enclosures or climate control in a wide range of deployment scenarios, from unheated arctic warehouses to hot machine floors. The 0.277 kg CO2 eq Environmental Product Declaration and RoHS certification satisfy green procurement requirements without additional documentation effort. For a project of 50 or more connectors, the assembly time reduction alone — under 2 minutes per unit versus 10 to 15 minutes for crimped termination — generates measurable labor cost savings.

Where this connector is not the right call: if your installation space requires a straight cable exit, order the 6GK1901-1BB10-0AB0 instead. If your cable infrastructure is IE FC TP 4x2, this connector will not fit and you need the corresponding 4x2 FastConnect model. And if field assembly labor is not a constraint and your project uses fixed cable lengths, pre-terminated IE FC patch cables reduce on-site complexity at the cost of less flexibility for custom runs. IP20 is also a real limit — this connector is not rated for submersion or direct rain exposure, and applications requiring higher ingress protection need a different solution.

From a procurement perspective, the 6GK1901-1BB10-2AB0 is a standard stock item across major industrial distributors globally. Lead times from in-stock to two-week delivery are typical under normal supply chain conditions, though industrial connector demand can cause periodic shortages — verifying ETA before committing to a project schedule is advisable for large orders. The 10-pack option frequently carries a volume discount. If this matches your system requirements, view current stock and pricing at LeadTime.ca.

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

Wiring and Installation Overview

  • Cable preparation: Strip the IE FC TP 2x2 outer jacket only — the cut-and-clamp system handles the inner conductor insulation; no individual wire stripping is required
  • Assembly method: Insert cable squarely into the connector body and push until an audible click confirms contact engagement; strain relief clips engage automatically
  • Outlet orientation: The 180° cable exit routes the cable perpendicular to the equipment face — verify this matches your panel layout and cable tray direction before installation
  • Mating: Push the assembled connector into the target RJ45 port with steady pressure until flush; retention is friction-fit only — no locking tab or screw mechanism
  • Reuse: Connector supports up to 10 mating cycles; for reuse, strip a fresh section of cable jacket and re-insert — inspect the connector body for cracks or damaged contacts before redeployment

Full assembly procedures and technical documentation are available from Siemens Industry Online Support at support.industry.siemens.com.

What Engineers Get Wrong When Ordering This Part

Before placing your order, work through this checklist verbatim. Each item corresponds to a documented sourcing or installation failure mode for this connector family.

  1. Verify cable is IE FC TP 2x2 (not standard Cat5/5e/6 or other FastConnect variants like 4x2)
  2. Confirm 180° outlet angle matches installation space and cable routing design
  3. Check RJ45 equipment port is standard RJ45 (not M12 or proprietary Siemens connectors)
  4. Validate operating environment is within -40 to +85°C range
  5. Ensure cable cross-section is AWG22 (0.33 mm²) per datasheet specification
  6. Verify application does not require integrated surge protection (not included; external protection may be required in high-voltage environments)
  7. Confirm IP20 rating is adequate for mounting location (not submersible; indoor/light-outdoor only)
  8. Check quantity needed: sold as single unit or 10-pack

If any item on this checklist raises a question about your specific installation, contact the LeadTime.ca team before ordering — our team can help confirm compatibility and avoid a costly mis-ship.

Frequently Asked Questions

Can the 6GK1901-1BB10-2AB0 be used with standard Cat5e or Cat6 cable?

No. This connector is certified exclusively for IE FC TP 2x2 FastConnect twisted-pair cable. Standard Cat5e or Cat6 cables have different construction and conductor dimensions that are not compatible with the cut-and-clamp contact system. Using non-certified cable risks an unreliable connection or contact damage.

Does the 180° outlet angle affect PROFINET network performance?

No. The outlet angle is a mechanical routing feature only — it determines the physical direction the cable exits the connector body relative to the RJ45 port face. It has no effect on the 10/100 Mbit/s data transfer rate or PROFINET communication integrity. Select the angle based entirely on your panel layout and cable routing design.

Is the 6GK1901-1BB10-2AB0 suitable for outdoor installation without an enclosure?

Not in most cases. The IP20 rating protects against finger contact with live parts but provides no protection against water ingress, rain, or dust. Outdoor installations should use appropriate IP-rated enclosures. The -40 to +85°C temperature range does cover outdoor temperature extremes, but environmental enclosure design remains the engineer's responsibility.

How many times can this connector be reused, and what is the reuse procedure?

The connector is rated for 10 mating and unmating cycles. For reuse, the cable end must be re-cut to expose a fresh, undamaged section, and the new cable end re-inserted following the standard FastConnect assembly process. Before reuse, inspect the connector body for cracks and verify the cut-and-clamp contacts are not deformed or obstructed.

What is the difference between the 6GK1901-1BB10-2AB0 and the 6GK1901-1BB10-0AB0?

The only difference is the cable outlet orientation. The 6GK1901-1BB10-2AB0 has a 180° angled outlet; the 6GK1901-1BB10-0AB0 has a straight outlet. All electrical, environmental, and compatibility specifications are otherwise equivalent. Selection is based entirely on how the cable needs to exit the connector relative to the equipment panel face.

Does this connector support PoE+ as well as PoE?

Yes. The 6GK1901-1BB10-2AB0 is rated as both PoE and PoE+ capable. The connector passes power delivery on the Ethernet cable without obstruction, enabling powered field devices — such as wireless access points, cameras, and distributed sensors — to receive both data and power over a single IE FC TP 2x2 cable run.

Why Order From LeadTime.ca

  • Global shipping: LeadTime.ca ships worldwide — no regional restrictions on sourcing
  • Hard-to-find parts: Siemens SIMATIC NET connector variants, including both 180° and straight outlet models, are stocked and sourced through LeadTime.ca's distributor network
  • Volume pricing: Request a quote for projects requiring 50+ units — 10-pack options and project-volume pricing are available
  • Fast response: Lead time confirmation and quote turnaround available before you commit to a project schedule
  • Authorized sourcing: Parts supplied through legitimate distribution channels with full Siemens warranty support

At-a-Glance Summary

  • Official product name: Industrial Ethernet FastConnect RJ45 Plug 180 (2x 2)
  • Catalog number: 6GK1901-1BB10-2AB0 — part of the Siemens SIMATIC NET Industrial Communication family
  • Data rate: 10 Mbit/s and 100 Mbit/s; Cat5 compliant
  • Cable compatibility: IE FC TP 2x2 only; AWG22 (0.33 mm²) conductor cross-section required
  • Assembly method: Tool-free cut-and-clamp FastConnect system; no crimper required; under 2 minutes per connector in field conditions
  • Cable outlet: 180° angled — select 6GK1901-1BB10-0AB0 for straight outlet
  • Operating temperature: -40 to +85°C — covers arctic cold storage to hot factory floor environments
  • IP rating: IP20 — indoor and light-outdoor use; not submersible
  • PoE and PoE+ capable — passes power delivery for single-cable field device installations
  • Mating cycles: 10 rated — supports multiple system reconfigurations without connector replacement
  • Dimensions: 13.7 mm x 16 mm x 55 mm; 35 grams
  • Certifications: RoHS, UL, cULus, ANSI/ISA-71.04 G3 air pollution resistance; Environmental Product Declaration (0.277 kg CO2 eq)
  • Sold as: Single unit or 10-pack