---
product_id: 20790796
title: "Minuteman Power Technologies Line Interactive AVR Tower UPS Power Supply (ETR550LCD)"
brand: "minuteman power technologies"
price: "€ 293.27"
currency: EUR
in_stock: true
reviews_count: 3
url: https://www.desertcart.pt/products/20790796-minuteman-power-technologies-line-interactive-avr-tower-ups-power-supply
store_origin: PT
region: Portugal
---

# Line Interactive LCD Display User Replaceable Battery Minuteman Power Technologies Line Interactive AVR Tower UPS Power Supply (ETR550LCD)

**Brand:** minuteman power technologies
**Price:** € 293.27
**Availability:** ✅ In Stock

## Summary

> 🔌 Power Your Potential with Minuteman!

## Quick Answers

- **What is this?** Minuteman Power Technologies Line Interactive AVR Tower UPS Power Supply (ETR550LCD) by minuteman power technologies
- **How much does it cost?** € 293.27 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/20790796-minuteman-power-technologies-line-interactive-avr-tower-ups-power-supply)

## Best For

- minuteman power technologies enthusiasts

## Why This Product

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

## Key Features

- • **Stay Informed:** The LCD status display provides real-time insights into power status, load, and estimated run-time.
- • **Smart Recovery:** Auto restart feature kicks in after power outages, so you can get back to business without missing a beat.
- • **Hassle-Free Maintenance:** Tool-less battery replacement means you can easily swap out batteries without the need for extra tools.
- • **Power Up with Confidence:** Experience seamless voltage regulation that keeps your devices running smoothly.
- • **Uninterrupted Power Supply:** Independent battery bypass ensures your devices stay protected, even during low battery conditions.

## Overview

The Minuteman Power Technologies Line Interactive AVR Tower UPS (ETR550LCD) is a cost-effective solution designed to provide reliable voltage regulation and uninterrupted power supply. Featuring an LCD status display for real-time monitoring, independent battery bypass for continuous protection, and a user-friendly tool-less battery replacement system, this UPS ensures your devices remain operational during power fluctuations and outages.

## Description

Entrust Series: line interactive UPS w/ LCD Display, 550VA/330 Watts, 120 VAC, voltage range 90-120VAC, (4) on-battery receptacles, (4) surge-only receptacles, 3 min. on-battery full load, 12 min. half load, slim-line form factor, Sentry Plus software included, 3-year electronics/2-year battery warranty.

## Features

- Low-cost line interactive UPS provides voltage regulation.
- LCD Status Display - Shows power status, load, estimated run-time, warning and fault icons.
- Independent Battery Bypass - Provides filtered and protected AC power even with low or bad battery.
- Auto restart after extended power outage has drained the battery.
- Tool-less user replaceable battery.

## Images

![Minuteman Power Technologies Line Interactive AVR Tower UPS Power Supply (ETR550LCD) - Image 1](https://m.media-amazon.com/images/I/41ZYa8KRwdL.jpg)
![Minuteman Power Technologies Line Interactive AVR Tower UPS Power Supply (ETR550LCD) - Image 2](https://m.media-amazon.com/images/I/71bYHwd+8vL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    At first i was about to send it back because ...
  

*by Q***N on Reviewed in the United States 🇺🇸 on November 8, 2016*

At first i was about to send it back because i thought the battery was shot. The issue was that I am a moron and need to learn how to read manuals.

### ⭐⭐⭐⭐⭐ 







  
  
    Great
  

*by T***N on Reviewed in the United States 🇺🇸 on August 23, 2017*

This a very nice back up power supply very easy to change battery

### ⭐ 







  
  
    One Star
  

*by N***N on Reviewed in the United States 🇺🇸 on February 15, 2017*

Is not working

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**Shop now:** [https://www.desertcart.pt/products/20790796-minuteman-power-technologies-line-interactive-avr-tower-ups-power-supply](https://www.desertcart.pt/products/20790796-minuteman-power-technologies-line-interactive-avr-tower-ups-power-supply)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-06-06*