---
product_id: 638539483
title: "Power Failure Alarm, Freezer Power Outage Alarm 7 Sirens, Freezer Alarm with 0-110dB Adjustable LED Indicator 12H Alert, Power Loss Alarm Monitor for Refrigerator, Sump Pumps, Aquarium"
brand: "satisure"
price: "$54.16"
currency: USD
in_stock: true
reviews_count: 13
category: "Satisure"
url: https://www.desertcart.us/products/638539483-power-failure-alarm-freezer-power-outage-alarm-7-sirens-freezer
store_origin: US
region: United States of America
---

# LED status indicator 110dB max volume 12-hour rechargeable battery alert Power Failure Alarm, Freezer Power Outage Alarm 7 Sirens, Freezer Alarm with 0-110dB Adjustable LED Indicator 12H Alert, Power Loss Alarm Monitor for Refrigerator, Sump Pumps, Aquarium

**Brand:** satisure
**Price:** $54.16
**Availability:** ✅ In Stock

## Summary

> ⚡ Never miss a beat—power outage alerts that keep your life running smoothly!

## Quick Answers

- **What is this?** Power Failure Alarm, Freezer Power Outage Alarm 7 Sirens, Freezer Alarm with 0-110dB Adjustable LED Indicator 12H Alert, Power Loss Alarm Monitor for Refrigerator, Sump Pumps, Aquarium by satisure
- **How much does it cost?** $54.16 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/638539483-power-failure-alarm-freezer-power-outage-alarm-7-sirens-freezer)

## Best For

- satisure enthusiasts

## Why This Product

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

## Key Features

- • **Integrated LED Indicator:** Instant visual status updates with clear LED flashes that signal power outage and alert levels at a glance.
- • **Customizable Alert Volume & Tone:** Choose from 7 sirens and adjust volume from silent to 110dB for perfect situational awareness.
- • **Long-Lasting 12-Hour Alert Cycle:** Stay informed with up to 12 hours of repeated alerts and LED flashes until power is restored or manually canceled.
- • **Space-Saving Pass-Through Socket:** Plug your appliances directly into the alarm without losing an outlet—maximizing your power setup efficiency.
- • **Versatile Multi-Device Protection:** Ideal for freezers, refrigerators, sump pumps, aquariums, and more—protect your essential appliances effortlessly.

## Overview

The Satisure Power Failure Alarm delivers a powerful 110dB alert with 7 selectable sirens and a clear LED indicator to monitor power outages in real-time. Featuring a rechargeable battery that supports up to 12 hours of repeated alerts, it ensures continuous protection for your freezer, refrigerator, sump pump, aquarium, and other critical appliances. Its pass-through socket design saves space by allowing direct appliance connection, while easy setup and customizable volume make it a must-have for proactive home and appliance safety.

## Description

Buy Power Failure Alarm, Freezer Power Outage Alarm 7 Sirens, Freezer Alarm with 0-110dB Adjustable LED Indicator 12H Alert, Power Loss Alarm Monitor for Refrigerator, Sump Pumps, Aquarium: Horns & Sirens - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Reliable and Easy-to-Use Power Failure Alarm with Adjustable Alerts - I’ve been using the Power Failure Alarm for my freezer and refrigerator, and I’m really impressed with its functionality. It provides peace of mind knowing I’ll be alerted if there’s a power outage or temperature issue with my appliances. Here’s a breakdown of my experience: What I Like: Adjustable Alarm Volume (0-110 dB): The adjustable volume feature is fantastic. Depending on where I place it (in a loud kitchen or quieter pantry), I can set the alarm to a level that’s just right. The 110 dB is LOUD enough to be heard from another room, but I can tone it down if needed. It’s a huge relief to know I’ll hear it, even if I'm not in the immediate area. Clear LED Indicator: The LED indicator is a really nice touch. It lights up when the alarm is triggered, so I can easily see the status at a glance. The color changes based on the alert level, which makes it easy to understand whether the power is out or if the temperature is outside the desired range. 12-Hour Alert Function: I like that the alarm has a 12-hour timer before it resets, so it doesn’t keep ringing non-stop once an issue has been detected. This gives you a window of time to address the issue without being overwhelmed by constant noise, and the alarm automatically resets if everything is back to normal. Versatile Use: I’ve used this alarm not only for my freezer but also for my refrigerator, sump pump, and even the aquarium. It’s a versatile device that works in various situations, and it helps to monitor power loss or temperature fluctuations in different appliances. This gives me confidence that all of my sensitive equipment is being monitored effectively. Easy Setup: The setup is super simple. I just plugged it in and mounted it in a spot where I can hear it clearly. It comes with an easy-to-understand manual and instructions, making it very user-friendly. What Could Be Improved: Not Battery-Powered: One thing to note is that this alarm requires a plug-in to operate (it doesn’t run on batteries). While this isn’t a dealbreaker, it does mean that if there’s a power failure for an extended period, the alarm itself will go off, which might not be helpful if the power outage is widespread and the device itself loses power. If you’re looking for a more portable, battery-operated option, this might not be the best fit. Sensitivity Settings: While the alarm works well for both power failure and temperature changes, there isn't much adjustment for temperature sensitivity. It might be nice to have more control over the specific temperature range at which the alarm triggers (like allowing it to activate only if the freezer temperature rises above a certain threshold). In Summary: The Power Failure Alarm is a fantastic tool for anyone who wants an extra layer of protection for their appliances. It’s easy to set up, versatile, and provides reliable alerts for power loss or temperature changes. I feel much more confident knowing that my freezer, refrigerator, and other sensitive equipment are being monitored 24/7. The adjustable volume and LED indicator make it very user-friendly, and the 12-hour alert feature is a thoughtful addition. My only minor gripe is that it’s not battery-powered, so it’s not ideal in situations where power outages last longer than a few hours, but for most uses, it works great. Pros: Adjustable alarm volume (0-110 dB) Clear LED indicator for easy monitoring 12-hour alert feature prevents constant ringing Versatile for use with freezers, refrigerators, sump pumps, and aquariums Easy setup and user-friendly Cons: Requires a plug-in (no battery backup) Limited temperature sensitivity settings
Review: Great product. Works as advertised - The product includes a clear green light indicator to show it is powered on. It plugs in easily and is very slim so it’s easy to use the pass through plug. The battery lasts for at least an hour. The alarm could be heard a little outside of the house, so it’s plenty loud. It’s a good buy if you have a generator and want to be woken up at night to start it.

## Features

- POWER FAILURE ALARM: When a power outage is detected for furnace, fridge, deep freeze, aquarium, sump pump etc throughout your house, the power outagle alarm will "ring" with loud 110db alert + LED flash together for 60s to alert you to protect life and property
- 12H ALERT AND EASY TO RELEASE: If still a power outage after 60s alert, the program will turn to: "LED flash only" for one minute, then "ring"+ "LED flash" together for 10s, repeat this mode to alert you Up to 12h until the power of battery runs out. The alarm can be released automatically when the circuit is re-energized Or you can press "cancel alert button" to stop the reminder. The built-in rechargeable battery frees you from replacement trouble and saves your money and time
- LOUD 110dB AND 7 SIREN: Satisure power outage alarm offer 7 sirens to choose like sharp, soft and other ringtones, and 5-level volume adjustable from 0dB to 110dB includes mute mode with LED flash only, set the different volume and ringtone based on wider application scenarios as needs, with full protection for your home security
- EXTENDED SOCKET: The power loss alarm does not occupy the additional socket, your household electrical appliances can plug into the power failure alarm directly to connect the circuit, which will no effect the access of other appliances
- AFTER-SALES SERVICE: The package includes 1X power failure alarm and a user manual. we are online in 7*24h, if you have any product problems please get in touch with us for prompt assistance or a replacement if needed

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CZMGL2D2 |
| Audible Noise | 110 Decibels |
| Best Sellers Rank | #5,627 in Electronics ( See Top 100 in Electronics ) #16 in Security Horns & Sirens |
| Brand | Satisure |
| Built-In Media | 1 Pack Power Failure Alarm |
| Color | Black |
| Compatible Devices | [Inferred: Devices requiring power for monitoring] |
| Control Method | Touch |
| Customer Reviews | 4.5 4.5 out of 5 stars (1,323) |
| Manufacturer | Satisure |
| Mounting Type | Wall Mount |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Power Source | Battery Powered |
| Sensor Technology | Contact Sensor |

## Product Details

- **Brand:** Satisure
- **Color:** Black
- **Compatible Devices:** [Inferred: Devices requiring power for monitoring]
- **Number of Batteries:** 1 Lithium Ion batteries required. (included)
- **Power Source:** Battery Powered

## Images

![Power Failure Alarm, Freezer Power Outage Alarm 7 Sirens, Freezer Alarm with 0-110dB Adjustable LED Indicator 12H Alert, Power Loss Alarm Monitor for Refrigerator, Sump Pumps, Aquarium - Image 1](https://m.media-amazon.com/images/I/619yKMvJQWL.jpg)

## Available Options

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

## Questions & Answers

**Q: How Does the Power Failure Alarm Work?**
A: Plug the power failure alarm into the socket and connect to the appliance, when circuit on, it goes with a "Green Light", once power outage, it will alert and along with "Red Light Flash" to remind you to protect life and property.

**Q: How Many Ringtone(Siren) Can Be Chosen?**
A: The power failure alarm offer 7 sirens to choose, like sharp, soft and other ringtones

**Q: What is the Max-Volume of Power Failure Alarm?**
A: It offers 0dB- up to 110dB and 5 levels adjustable volume.

**Q: How Long Can the Power Failure Alarm be Alerted?**
A: It has built-in rechargeable high-quality battery and can be alerted you with up to 12h.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Reliable and Easy-to-Use Power Failure Alarm with Adjustable Alerts
*by F***N on November 15, 2024*

I’ve been using the Power Failure Alarm for my freezer and refrigerator, and I’m really impressed with its functionality. It provides peace of mind knowing I’ll be alerted if there’s a power outage or temperature issue with my appliances. Here’s a breakdown of my experience: What I Like: Adjustable Alarm Volume (0-110 dB): The adjustable volume feature is fantastic. Depending on where I place it (in a loud kitchen or quieter pantry), I can set the alarm to a level that’s just right. The 110 dB is LOUD enough to be heard from another room, but I can tone it down if needed. It’s a huge relief to know I’ll hear it, even if I'm not in the immediate area. Clear LED Indicator: The LED indicator is a really nice touch. It lights up when the alarm is triggered, so I can easily see the status at a glance. The color changes based on the alert level, which makes it easy to understand whether the power is out or if the temperature is outside the desired range. 12-Hour Alert Function: I like that the alarm has a 12-hour timer before it resets, so it doesn’t keep ringing non-stop once an issue has been detected. This gives you a window of time to address the issue without being overwhelmed by constant noise, and the alarm automatically resets if everything is back to normal. Versatile Use: I’ve used this alarm not only for my freezer but also for my refrigerator, sump pump, and even the aquarium. It’s a versatile device that works in various situations, and it helps to monitor power loss or temperature fluctuations in different appliances. This gives me confidence that all of my sensitive equipment is being monitored effectively. Easy Setup: The setup is super simple. I just plugged it in and mounted it in a spot where I can hear it clearly. It comes with an easy-to-understand manual and instructions, making it very user-friendly. What Could Be Improved: Not Battery-Powered: One thing to note is that this alarm requires a plug-in to operate (it doesn’t run on batteries). While this isn’t a dealbreaker, it does mean that if there’s a power failure for an extended period, the alarm itself will go off, which might not be helpful if the power outage is widespread and the device itself loses power. If you’re looking for a more portable, battery-operated option, this might not be the best fit. Sensitivity Settings: While the alarm works well for both power failure and temperature changes, there isn't much adjustment for temperature sensitivity. It might be nice to have more control over the specific temperature range at which the alarm triggers (like allowing it to activate only if the freezer temperature rises above a certain threshold). In Summary: The Power Failure Alarm is a fantastic tool for anyone who wants an extra layer of protection for their appliances. It’s easy to set up, versatile, and provides reliable alerts for power loss or temperature changes. I feel much more confident knowing that my freezer, refrigerator, and other sensitive equipment are being monitored 24/7. The adjustable volume and LED indicator make it very user-friendly, and the 12-hour alert feature is a thoughtful addition. My only minor gripe is that it’s not battery-powered, so it’s not ideal in situations where power outages last longer than a few hours, but for most uses, it works great. Pros: Adjustable alarm volume (0-110 dB) Clear LED indicator for easy monitoring 12-hour alert feature prevents constant ringing Versatile for use with freezers, refrigerators, sump pumps, and aquariums Easy setup and user-friendly Cons: Requires a plug-in (no battery backup) Limited temperature sensitivity settings

### ⭐⭐⭐⭐⭐ Great product. Works as advertised
*by S***T on January 29, 2026*

The product includes a clear green light indicator to show it is powered on. It plugs in easily and is very slim so it’s easy to use the pass through plug. The battery lasts for at least an hour. The alarm could be heard a little outside of the house, so it’s plenty loud. It’s a good buy if you have a generator and want to be woken up at night to start it.

### ⭐⭐⭐⭐ Works Great — Just Not Loud Enough for Garage Use.
*by J***N on March 3, 2026*

Great product and very easy to set up. The only downside is the alarm volume — when used in the garage, it’s not loud enough to hear inside the house (I tested it). If you’re using it indoors, though, it should work perfectly.

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-19*