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8 May, 2026

£34.34 inc. VAT
AI-generated summary
At £28.62 ex‑VAT, the HP Poly APS‑11 Electronic Hookswitch TAA is one of those “small accessory, big irritation avoided” purchases. If you’re running Poly desk phones/headsets that need a proper hookswitch interface, this can be the difference between a setup that just works and one that requires fiddly workarounds. It’s especially worth it in environments that need the TAA angle for procurement/compliance, where cheaper off-brand parts can get you stalled paperwork or dodgy compatibility.
That said, I wouldn’t buy it speculatively. This is the kind of part where compatibility is everything—if you’re not 100% sure the phone system model and signalling expectations match, you’ll either end up with the wrong behaviour or having to send it back and wait. For value for money, it’s great when it’s the right piece for the job; if you’re still figuring out the exact end-device requirements, spend the time confirming first rather than gambling on “it should fit.”

HP
HP Poly APC-43 - Electronic hook switch adapter for desk phone - TAA Compliant

Lenovo
Lenovo Passive Direct Attach Cable - 10GBase direct attach cable - SFP+ (M) to SFP+ (M) - 5 m - passive - for ThinkAgile HX2320 Appliance, ThinkSystem DE4000H Hybrid, DM5000, SD630 V2

Dell
Dell - Direct attach cable - SFP+ (M) to SFP+ (M) - 7 m - twinaxial - for Networking C1048, C7004, S5000, S6010, PowerEdge FX2, T330, VRTX, Networking S4048, X1052

Lenovo
3m Mellanox QSFP Passive DAC Cable for IBM System x