---
product_id: 29585211
title: "System Sensor 5604 194°F Fixed Temp Single Circuit Heat Sensor"
brand: "system sensor"
price: "A$61"
currency: AUD
in_stock: true
reviews_count: 4
category: "System Sensor"
url: https://www.desertcart.com.au/products/29585211-system-sensor-5604-194-f-fixed-temp-single-circuit-heat
store_origin: AU
region: Australia
---

# Corded electric power, no batteries Audible alarm for instant alerts 194°F fixed temp precision System Sensor 5604 194°F Fixed Temp Single Circuit Heat Sensor

**Brand:** system sensor
**Price:** A$61
**Availability:** ✅ In Stock

## Summary

> 🔥 Stay ahead of danger with precision heat sensing!

## Quick Answers

- **What is this?** System Sensor 5604 194°F Fixed Temp Single Circuit Heat Sensor by system sensor
- **How much does it cost?** A$61 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/29585211-system-sensor-5604-194-f-fixed-temp-single-circuit-heat)

## Best For

- system sensor enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Discreet:** Sleek 4.8-inch profile blends seamlessly into any professional environment.
- • **Instant Audible Alerts:** Built-in alarm delivers immediate notification to keep your space safe and sound.
- • **Hassle-Free Installation:** Corded electric design eliminates battery worries—plug and protect instantly.
- • **Precision Heat Detection:** Fixed 194°F threshold ensures reliable fire sensing without false alarms.
- • **Trusted Industry Standard:** Part of the renowned System Sensor 5600 series, a top choice for safety pros.

## Overview

The System Sensor 5604 is a single-circuit, fixed 194°F heat sensor designed for reliable fire detection. Powered by corded electric connection, it requires no batteries, ensuring maintenance-free operation. Featuring an audible alarm, this compact device offers quick alerts and is part of the trusted 5600 series, making it a professional-grade safety solution for homes and workplaces.

## Description

1- SYSTEM SENSOR 5604 SINGLE-CIRCUIT, 194 FIXED 5600 SERIES

Review: Works well - Easy to get install.
Review: Does not require a battery backup - This was easy to install and no need for a battery backup

## Features

- 1- SYSTEM SENSOR 5604 SINGLE-CIRCUIT, 194 FIXED 5600 SERIES

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0015QDYU6 |
| Alarm | Audible |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #109,237 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #211 in Temperature Probes & Sensors |
| Brand | System Sensor |
| Color | WHITE |
| Customer Reviews | 4.4 4.4 out of 5 stars (49) |
| Date First Available | March 10, 2008 |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 3.2 ounces |
| Item model number | 5604 |
| Manufacturer | SYSTEM SENSOR |
| Number Of Pieces | 1 |
| Part Number | 5604 |
| Power Source | Corded Electric |
| Product Dimensions | 4.8 x 4.8 x 1.8 inches |
| Size | 5604 |
| Style | Smoke Detector |
| UPC | 783863022470 |

## Product Details

- **Alarm:** Audible
- **Brand:** System Sensor
- **Color:** WHITE
- **Item Weight:** 3.2 ounces
- **Manufacturer:** SYSTEM SENSOR
- **Power Source:** Corded Electric
- **Style:** Smoke Detector
- **UPC:** 783863022470

## Images

![System Sensor 5604 194°F Fixed Temp Single Circuit Heat Sensor - Image 1](https://m.media-amazon.com/images/I/31CuTBzKYqL.jpg)
![System Sensor 5604 194°F Fixed Temp Single Circuit Heat Sensor - Image 2](https://m.media-amazon.com/images/I/41R1UG52D6L.jpg)
![System Sensor 5604 194°F Fixed Temp Single Circuit Heat Sensor - Image 3](https://m.media-amazon.com/images/I/41VHlTbgevL.jpg)
![System Sensor 5604 194°F Fixed Temp Single Circuit Heat Sensor - Image 4](https://m.media-amazon.com/images/I/71HxiYT46jL.jpg)
![System Sensor 5604 194°F Fixed Temp Single Circuit Heat Sensor - Image 5](https://m.media-amazon.com/images/I/71ufrDPf4sL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works well
*by M***L on January 13, 2024*

Easy to get install.

### ⭐⭐⭐⭐⭐ Does not require a battery backup
*by J***W on June 15, 2023*

This was easy to install and no need for a battery backup

### ⭐⭐⭐⭐⭐ administered assistant
*by A***L on June 3, 2025*

Worked out great

## Frequently Bought Together

- System Sensor 5604 194°F Fixed Temp Single Circuit Heat Sensor
- System Sensor 5601P single-circuit, 135¦ f fixed-temp/rate-of-rise no

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**Shop now:** [https://www.desertcart.com.au/products/29585211-system-sensor-5604-194-f-fixed-temp-single-circuit-heat](https://www.desertcart.com.au/products/29585211-system-sensor-5604-194-f-fixed-temp-single-circuit-heat)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-24*