Switch Model

Acoustic Information

Bystander Sound Pressure*

Declared Sound Power (LWAD)*

X440-G2-48t-10GE4-DC

37.9 dB(A)

5.4 bels

X440-G2-24x-10GE4

26.8 dB(A)

4.0 bels

X440-G2-24fx-GE4

24.7 dB(A)

3.9 bels

X440-G2-12t8fx-GE4

23.3 dB(A)

4.0 bels

X440-G2-24t-GE4

28.1 dB(A)

4.3 bels

* At 25°C and 50% PoE load where applicable

External Redundant Power Supplies For Non-PoE Switches

All X440-G2 Series non-PoE switches ship with one fixed internal power supply. If redundancy is required, an external RPS can be

attached to the switch.

Model Number

Description

RPS-90

External redundant power supply Unit 90W with cable for X440-G2-12t-10GE4, power cord ordered separately, order 10947

C5 to C14 Converter to utilize a C13 power cord.

STK-RPS-150PS

150W non-PoE redundant power supply for A, B, C, X450-G2, and X440-G2 switches, power cord ordered separately.

STK-RPS-150CH2

2-Slot modular shelf for rack-mounting 150W redundant power supplies (STK-RPS-150PS).

STK-RPS-150CH8

8-Slot modular shelf for rack-mounting 150W redundant power supplies (STK-RPS-150PS).

RPS-150XT

External redundant power supply unit 150W with cable - Extended Temperature Range from 0°C to 60°C, power cord

ordered separately.

STK-RPS-1005CH3

3-Slot modular shelf for rack-mounting 150W extended temperature redundant power supplies (RPS-150XT) or 1005W PoE

redundant power supplies (STK-RPS-1005PS).

EPS-C2

External Power System Chassis 2. Accepts up to three 750W AC PoE PSU 48V power supplies. Accepts up to 5 EPSCBL-2x7

or up to 1 EPS-CBL-2x9 cables. Ships with one EPS-CBL-2x7 cable.

EPS-CBL-2x7

External Power System Cable (1M) that connects EPS-C2 to any X440-G2 or X450-G2 non-PoE switch for providing

redundant DC power.

750WAC PSU

AC Power Supply module for EPS-C2 Chassis Redundant Power Supply, power cord ordered separately.

External Redundant Power Supplies For PoE Switches

All X440-G2 Series PoE switches ship with fixed internal power supplies.

RPS Use Table

RPS-90

STK-RPS-150PS

RPS-150XT

EPS-C2

RPS-500P

STK-RPS-1005PS

12t

X

24t, 24x, 48t, 24fx, 12t8fx

X

X

X

X

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