Hirschmann LRS40-7TX/3SFP/1C network switch procurement and interface-fit guide
Hirschmann LRS40-7TX/3SFP/1C is listed as a managed DIN-rail Ethernet switch. The exact model text is preserved for enquiries and receiving checks. The shared category collage is a reference image and must not be read as a photograph of this specific configuration.
Key technical data
| Technical item | Verified value / selection note |
|---|---|
| Complete model / keyword | LRS40-7TX/3SFP/1C |
| Product class | managed DIN-rail Ethernet switch |
| Complete type | LRS40-7TX/3SFP/1C |
| Product line | Hirschmann LRS40 |
| Copper designation | 7TX |
| Pluggable fiber designation | 3SFP |
| Combo designation | 1C; verify exact port mode in manufacturer data |
| Final selection rule | Confirm the printed label and manufacturer order record for the installed version |
Interface count first
The LRS40-7TX/3SFP/1C designation points to copper, pluggable optical and combo connectivity. Check the manufacturer port map and the installed transceivers before assigning cable positions. Combo-port behavior matters when planning spare capacity.
Environmental fit
Review the cabinet temperature, DC supply, grounding and DIN-rail clearance against the exact order version. Do not copy another LRS30 or LRS40 environmental rating merely because the enclosure looks similar.
Similar-looking model references
A code that resembles LRS40-7TX/3SFP/1C may identify another interface, software level, temperature class or revision. Similar-looking names are collected for search convenience only. Confirm the exact functional and physical fit from the manufacturer's documentation before treating any alternative as interchangeable.
Replacement test
Capture the running configuration, confirm the configured port speeds and use a site-approved maintenance window. A successful power-up should be followed by link, VLAN, redundancy and application checks.
Order and acceptance checklist
For a quotation on LRS40-7TX/3SFP/1C, provide a clear photograph of the installed label, the required quantity and the connected equipment. Identify whether the supplied item must be new, tested used stock or an approved replacement. Ask the seller to state the full designation, condition, included accessories and return terms.
On receipt, compare the shipment with the LRS40-7TX/3SFP/1C purchase description. Before commissioning, document the prior state, verify the applicable electrical or optical connections and record the functional test result. Keep the manufacturer record and any approved deviation with the asset file.
