PWR-4430-AC – ISR 4430 AC PSU – No PoE – Replacement

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PWR-4430-AC Description

The PWR-4430-AC is a Cisco internal AC power supply module for Cisco ISR 4430 and ISR 4431 routers in branch wiring rooms. The module takes 100 to 240 VAC autoranging input at 47 to 63 Hz and delivers up to 250W on the ISR 4431. The supply carries no PoE, so a router that powers endpoints from its own ports uses the PoE-capable AC supply.

Quick Specs

Parameter

Specification

Product ID

PWR-4430-AC

Product type

AC power supply

Compatible platform context

Cisco ISR 4430 / Cisco 4431 Integrated Services Router

Power-supply role

Internal AC power supply without PoE

Cisco 4431 AC input voltage

100 to 240 VAC autoranging

Cisco 4431 AC input frequency

47 to 63 Hz

Cisco 4431 AC input current range

3 to 1.3A maximum

Cisco 4431 maximum power with AC supply

250W no PoE

Redundant power-supply support

Cisco 4400 Series models including 4431 support dual integrated power supplies

Cisco 4431 PID list status

Alternate PID listed for Cisco 4431

Supported router context

Cisco 4431 Integrated Services Router

Power-supply form

Replaceable Cisco 4000 Series ISR power supply module

AC input voltage

100 to 240 VAC autoranging on Cisco 4431

Application Scenarios

Branch Router On Facility AC

A branch office router that runs from a standard AC outlet in a wiring closet uses the module as its internal supply, with 100 to 240 VAC input that covers mains voltages worldwide.

Router Without PoE Endpoints

A small site where the ISR 4431 only terminates WAN circuits and feeds a downstream switch needs no router-sourced PoE, so the 250W AC supply covers the router’s load.

Product Comparison

Parameter

PWR-4430-AC

PWR-4430-DC

PWR-4430-POE-AC

Compatible platforms

Cisco ISR 4430 and ISR 4431

Cisco ISR 4430 and ISR 4431

Cisco ISR 4430 and ISR 4431

Input type

AC

DC

AC

Input voltage

100 to 240 VAC autoranging

-48 to -60 VDC

Not published

Maximum output on ISR 4431

250W

437W

500W supply rating

PoE

No

No

Yes (usable PoE budget is lower than the 500W supply rating)

PWR-4430-AC is the AC power supply for the ISR 4430 and Cisco 4431, delivering up to 250W without PoE. PWR-4430-DC is the DC version for sites fed from -48 to -60 VDC, with a maximum output of 437W, and PWR-4430-POE-AC is the AC version rated 500W that adds PoE, where the usable PoE budget is lower than the supply rating. The ISR 4431 supports two power supplies for redundancy. A router that powers endpoints from its own ports needs PWR-4430-POE-AC rather than PWR-4430-AC, and a DC-fed room needs PWR-4430-DC, which cannot be combined with a PoE module. Sites with AC feed and no PoE devices stay with PWR-4430-AC.

Ordering Checklist

  • ISR 4430 and Cisco 4431 hosts: Order PWR-4430-AC= as the AC power-supply spare for Cisco ISR 4430 and Cisco 4431 routers; install a second supply in the other bay when the ISR 4431 needs power redundancy. The ISR 4450 and ISR 4350 use PWR-4450-AC, so the two PIDs are not interchangeable.

Specifications

Parameter Specification Parameter Specification
Product ID PWR-4430-AC Product type AC power supply
Cisco 4431 PID list status Alternate PID listed for Cisco 4431 Supported router context Cisco 4431 Integrated Services Router
Power-supply role Internal AC power supply without PoE Power-supply form Replaceable Cisco 4000 Series ISR power supply module
AC input voltage 100 to 240 VAC autoranging on Cisco 4431 AC input frequency 47 to 63 Hz on Cisco 4431
AC input current range 3 to 1.3A maximum on Cisco 4431 Maximum power with AC supply 250W no PoE on Cisco 4431
Redundant PSU support Cisco 4400 Series models including 4431 support dual integrated power supplies Power-supply bays shown PSU0 and PSU1 in Cisco 4451-X power-supply figure
Ordering caution Match the power supply to platform and input-power design

Get More Information

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Questions & Answers

  • What type of power supply is PWR-4430-AC?

    PWR-4430-AC is an internal AC power supply without PoE for compatible Cisco ISR 4430 and 4431 router power configurations.
  • Which AC input range does PWR-4430-AC accept?

    PWR-4430-AC accepts 100 to 240 VAC autoranging input on the Cisco 4431. The facility feed and regional power cord must match the installation.
  • Which router is compatible with PWR-4430-AC?

    PWR-4430-AC is listed for the Cisco 4431 Integrated Services Router. It is the internal AC supply path without PoE.
  • What changes between PWR-4430-AC and PWR-4430-DC?

    In a PWR-4430-AC vs PWR-4430-DC comparison, the main difference is input type: PWR-4430-AC is the AC power supply for ISR 4430, while PWR-4430-DC is the DC power-supply option in the same platform PID set.
  • Does PWR-4430-AC provide PoE power?

    No, PWR-4430-AC is the internal AC power supply without PoE. A router design that needs powered endpoints requires the applicable PoE supply path.
  • How much power does PWR-4430-AC provide in a Cisco 4431?

    PWR-4430-AC supports a Cisco 4431 maximum of 250W without PoE. Cisco 4400 Series models including the 4431 support dual integrated power supplies for redundancy.

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