---
product_id: 7285903
title: "Dell NH493 Power Supply for Dimension E521/E520 Desktop (L305P-01)"
brand: "dell"
price: "₱9434"
currency: PHP
in_stock: true
category: "Dell"
url: https://www.desertcart.ph/products/7285903-dell-nh493-power-supply-for-dimension-e521-e520-desktop-l305p
store_origin: PH
region: Philippines
---

# 305W high-efficiency power output 10 SATA connectors for versatile device compatibility Air-cooled with quiet fan for optimal thermal management Dell NH493 Power Supply for Dimension E521/E520 Desktop (L305P-01)

**Brand:** dell
**Price:** ₱9434
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your productivity with Dell’s silent powerhouse!

## Quick Answers

- **What is this?** Dell NH493 Power Supply for Dimension E521/E520 Desktop (L305P-01) by dell
- **How much does it cost?** ₱9434 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/7285903-dell-nh493-power-supply-for-dimension-e521-e520-desktop-l305p)

## Best For

- dell enthusiasts

## Why This Product

- Trusted dell brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact Internal Design:** Slim 1.1 x 9.7 x 6.5 inch form factor fits neatly inside your desktop, optimizing space without sacrificing power.
- • **Reliable 305W Power Boost:** Delivers consistent, high-efficiency energy to keep your system running smoothly without compromise.
- • **Whisper-Quiet Air Cooling:** Advanced air cooling with a single fan ensures your system stays cool and silent during intense workloads.
- • **Seamless Dell Compatibility:** Specifically engineered for Dell Dimension E521/E520 series, guaranteeing plug-and-play convenience and stability.
- • **Versatile 10 SATA Connectors:** Supports multiple drives and peripherals, perfect for expanding your desktop’s capabilities effortlessly.

## Overview

The Dell NH493 is a 305-watt internal power supply designed for Dell Dimension E521/E520 desktops. Featuring 10 SATA connectors and efficient air cooling, it ensures reliable, quiet performance with seamless compatibility, making it an essential upgrade for professionals seeking dependable power delivery.

## Description

305 WATT, PFC FOR OPT 330/360/740/745/ 745C/755--, POWER SUPPLY; Part Number: NH493; Category: Power Supplies; Subcategory: Power Supply

## Features

- 305 WATT
- PFC FOR OPT 330/360/740/745/ 745C/755--
- POWER SUPPLY
- Power Supply
- Power Supplies

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001R5MNI4 |
| Best Sellers Rank | #917 in Computer Power Supplies |
| Brand | Dell |
| Compatible Devices | Personal Computer |
| Connector Quantity | 10 |
| Connector Type Used on Cable | SATA |
| Cooling Method | Air |
| Customer Reviews | 4.6 4.6 out of 5 stars (97) |
| Form Factor | Internal |
| Global Trade Identification Number | 05704327684756 |
| Item Dimensions | 1.1 x 9.7 x 6.5 inches |
| Item Weight | 3.3 pounds |
| Manufacturer | DELL |
| Maximum Input Voltage | 120 volts_of_alternating_current |
| Mfr Part Number | NH493 |
| Minimum Input Voltage | 110 volts_of_alternating_current |
| Model Name | nh493 |
| Model Number | NH493 |
| Number of Fans | 1 |
| Number of Items | 1 |
| Output Wattage | 305 watts |
| Power Supply Design | Internal |
| System Bus Connector Type | 20+4 Pin |
| Wattage | 305 |

## Product Details

- **Brand:** Dell
- **Compatible Devices:** Personal Computer
- **Connector Type:** SATA
- **Cooling Method:** Air
- **Form Factor:** Internal
- **Item Weight:** 3.3 pounds
- **Item dimensions L x W x H:** 1.1 x 9.7 x 6.5 inches
- **Model Name:** nh493
- **Output Wattage:** 305 watts
- **Wattage:** 305

## Images

![Dell NH493 Power Supply for Dimension E521/E520 Desktop (L305P-01) - Image 1](https://m.media-amazon.com/images/I/81q4tW625KL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Dell NH493 Power Supply for Dimension E521/E520 Desktop (L305P-01)
- Dell Dock WD19S USB-C 180W Power Delivery
- Dell Optical Mouse MS116 (275-BBCB)

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**Shop now:** [https://www.desertcart.ph/products/7285903-dell-nh493-power-supply-for-dimension-e521-e520-desktop-l305p](https://www.desertcart.ph/products/7285903-dell-nh493-power-supply-for-dimension-e521-e520-desktop-l305p)

---

*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-09-20*