PWR-C49E-300AC-R/2: Cisco Catalyst 4948E switch PWR-C49E-300AC-R/2, Power Supply, Power Factor Correction
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Auto-ranging input with power factor correction (PFC). Power factor correction is a standard feature. PFC reduces the reactive component in the source AC current allowing higher power factors and lower harmonic current components. One temperature-controlled, variable-speed fan. The power supply fan has four speed settings.
|Power supply – hot-plug / redundant – Power Factor Correction (PFC) – plug-in module
|AC 120/240 V