---
title: "Grandstream RPS-300W-B"
description: "Keeps a supported GWN7813P switch powered with a simple redundant supply. It helps maintain steady operation if the main power path fails, so your network stays up when it matters most."
url: "https://dev.www.lightningip.com.au/hardware/grandstream-rps-300w-b"
canonical: "https://dev.www.lightningip.com.au/hardware/grandstream-rps-300w-b"
updated: "2026-10-24"
---

# Grandstream RPS-300W-B

Redundant power for GWN7813P switches

Keeps a supported GWN7813P switch powered with a simple redundant supply. It helps maintain steady operation if the main power path fails, so your network stays up when it matters most.

- **Brand:** Grandstream
- **Category:** Business networking
- **Price:** $319
- **Stock status:** Backorder — On backorder — we'll confirm a dispatch date once stock arrives.
- **Order:** [Contact sales](https://dev.www.lightningip.com.au/contact)

## Features

- Redundant power for GWN7813P
- 54V external PSU
- 300W supply rating
- Supports PoE failover

## Specifications

| Specification | Value |
| --- | --- |
| Brand | Grandstream |
| Model | RPS-300W-B |
| Type | External redundant PSU |
| Input/Output | 54V / 5.56A |
| Power rating | 300W |
| Supported model | GWN7813P |
| PoE capability | Up to 240W output |
| Warranty | 12 months |