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How to Manage External Email Sharing in Microsoft 365
16 Nov, 2025



£167.83 inc. VAT
AI-generated summary
If you’re wiring offices, warehouses, training rooms, or any “lots of runs, minimal fuss” environment, this StarTech bulk Cat 5e is the sort of sensible fill-the-shelves cable. Cat 5e is still perfectly fine for 1GbE in typical structured cabling runs, and being CMR-rated means you’re not making life harder for building compliance. The big win is cost per metre at this length, especially when you’re outfitting multiple points and don’t want to micromanage small reels.
I’d buy it when the use case is straightforward: patch panels, wall outlets, general network drops, and you’re not chasing multi-gig speeds or future-proofing beyond what Cat 5e comfortably supports. The only reason to hesitate is if you’re planning an upgrade path where you know you’ll want higher throughput soon—then spending the extra on Cat 6/6A often pays back in fewer re-cables later. Also, double-check installation expectations: bulk cable is great value, but it doesn’t give you the convenience of pre-terminated runs, so you’ll want decent cable management and careful handling to avoid unnecessary labour.
**Verdict:** good value for GB network builds and refits where you’re confident you don’t need beyond Cat 5e performance. **Not ideal** if this is a long-term “future-proof everything” project or you’re targeting higher-speed switching uplinks down the line.

STARTECH
StarTech.com Cisco QSFP-H40G-CU0-5M Compatible 0.5m 40G QSFP+ to QSFP+ DAC Twinax, 40G QSFP+ Copper DAC 40 Gbps Low Power Passive Transceiver Module DAC, Cisco Firepower C9200, 40GE Cable - Lifetime Warranty (QSFPH40GCU05) - 40GBase direct attach cable - QSFP+ latched to QSFP+ latched - 50 cm - twinaxial - SFF-8436 - passive - black

Dell
Dell Networking 10GbE Copper Twinax Direct Attach Cable - Direct attach cable - SFP+ (M) to SFP+ (M) - 1 m - twinaxial - for Networking N1148P-ON, PowerSwitch S4112F-ON, S4112T-ON, S5212F-ON, S5232F-ON, S5296F-ON

HP
HP Poly APN-91 - Electronic hook switch adapter for desk phone - TAA Compliant

Lenovo
Lenovo - Network cable - QSFP+ to QSFP+ - 5 m - CRU - for System Networking RackSwitch G8264, ThinkAgile HX2320 Appliance, ThinkSystem NE2580