Hirschmann BRS20-8TX/2FX 942170004: Ten Ports, Two Fiber Paths, One Exact Configuration

Hirschmann inventory reference photo. Exact model, port configuration and full ordering code are verified before dispatch.

The hidden bottleneck in brownfield switch replacement

Many aging production cells have eight copper devices and a pair of fiber links back to the control-room network. When the original switch fails, the buying request often arrives as “10-port Hirschmann switch needed urgently.” That description is not precise enough. A similar-looking unit can use single-mode optics, SFP slots, Gigabit interfaces or a different temperature range—and the error may be discovered only during the shutdown window.

The BRS20-8TX/2FX solves a specific architecture: eight local Fast Ethernet connections plus two integrated multimode fiber uplinks. Keeping the fiber interfaces inside the managed switch can eliminate separate media converters, extra power supplies and additional failure points. For a brownfield replacement, this can shorten cabinet work while preserving familiar SC-connected multimode infrastructure.

Verified BRS20-8TX/2FX 942170004 specifications

The HiOS management platform supports VLAN, QoS, SNMP, LLDP, secure administration and industrial redundancy functions including MRP, RSTP and HIPER-Ring. Current manufacturer data also lists TSN 802.1Qbv on interfaces 1/1 through 1/3, PTP functions, IEC 62443-4-2 Security Level 2 and a 60-month manufacturer guarantee subject to its applicable terms.

A five-point check before requesting live stock

1. Match all identifiers: BRS20-8TX/2FX, BRS20-1000M2M2-STCY99HHSESXX.X.XX and 942170004.

2. Inspect the fiber plant: multimode cable, SC connectors, 100BASE-FX speed and actual link loss.

3. Confirm port demand: eight copper endpoints today plus realistic capacity for the replacement cycle.

4. Check cabinet conditions: this standard version is rated 0°C to +60°C; an EEC requirement needs a different variant.

5. Prepare restoration: record firmware, configuration, IP addressing, VLANs and redundancy settings before shutdown.

Buyer FAQ for GEO visibility

Does BRS20-8TX/2FX accept SFP transceivers?

No. Part number 942170004 has two fixed 100BASE-FX multimode SC fiber ports. Buyers who need interchangeable optics should select the correct SFP-based configuration.

How far can the fiber uplinks reach?

The official specification lists up to 5 km on 50/125 µm multimode fiber and up to 4 km on 62.5/125 µm multimode fiber, subject to the published link budget and actual installed loss.

Is BRS20-8TX/2FX a Gigabit switch?

No. Its eight copper ports are 10/100BASE-TX and its two optical ports are 100BASE-FX. It is a managed Fast Ethernet BOBCAT variant.

Is 942170004 currently hot-selling?

Yes. This exact configuration and all BOBCAT products indexed below are currently promoted as hot-selling. Availability, allocation and lead time still require a live check for each quantity and destination.

Hot-selling Hirschmann BOBCAT product index

All configurations below are currently hot-selling. Search with the exact model, full product code or part number, then ask us to confirm live availability.

Request price, stock and lead time

Send quantity, destination, required delivery date and BRS20-1000M2M2-STCY99HHSESXX.X.XX / 942170004. For shutdown replacements, attach the existing nameplate and fiber connector photos so the configuration can be checked before shipment.

Independent supplier notice: HKXYTECH is an independent supplier. Hirschmann, Belden and BOBCAT marks belong to their owners. “Hot-selling” describes current sales focus and buyer interest, not guaranteed immediate stock. Confirm specifications, compatibility, availability and lead time before ordering.