---
product_id: 21414964
title: "Simplex 4098-9756 Duct Sensor Housing - 4 Wire with relay"
brand: "simplex time recorder"
price: "€ 301.77"
currency: EUR
in_stock: true
category: "Simplex Time Recorder"
url: https://www.desertcart.be/products/21414964-simplex-4098-9756-duct-sensor-housing-4-wire-with-relay
store_origin: BE
region: Belgium
---

# Compact 1"x1"x1" design fits anywhere 4-wire connectivity for seamless integration Built-in audible alarm relay Simplex 4098-9756 Duct Sensor Housing - 4 Wire with relay

**Brand:** simplex time recorder
**Price:** € 301.77
**Availability:** ✅ In Stock

## Summary

> 🔥 Stay ahead of fire risks with Simplex’s sleek sensor housing! 🔔

## Quick Answers

- **What is this?** Simplex 4098-9756 Duct Sensor Housing - 4 Wire with relay by simplex time recorder
- **How much does it cost?** € 301.77 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/21414964-simplex-4098-9756-duct-sensor-housing-4-wire-with-relay)

## Best For

- simplex time recorder enthusiasts

## Why This Product

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

## Key Features

- • **Instant Alerts:** Audible relay triggers immediate notification for enhanced safety
- • **Space-Savvy Design:** Ultra-compact housing fits discreetly in any duct space
- • **Effortless Integration:** 4-wire setup ensures quick, reliable connection with existing HVAC systems
- • **Universal Compatibility:** Designed to work seamlessly across multiple fire alarm systems
- • **Trusted Brand Reliability:** Simplex Time Recorder quality with a 4.7-star user rating

## Overview

The Simplex 4098-9756 Duct Sensor Housing is a compact, 4-wire smoke detector housing with an integrated audible relay alarm. Engineered for universal compatibility and easy installation, it offers reliable fire detection within HVAC air ducts. Lightweight and discreet, it’s trusted by professionals and rated 4.7 stars for dependable performance.

## Description

Simplex 4098-9756 Air Duct 4 Wire Sensor Housing Smoke Detector Fire Alarm

## Features

- Simplex Time Recorder
- Used - Good
- 4098-9756

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0115GZYX0 |
| Alarm | Audible |
| Best Sellers Rank | #317,100 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #231 in Smoke Detectors & Fire Alarms |
| Brand | Simplex Time Recorder |
| Customer Reviews | 4.7 4.7 out of 5 stars (3) |
| Enclosure Material | Plastic |
| Item Dimensions D x W x H | 1"D x 1"W x 1"H |
| Item Weight | 0.01 Ounces |
| Manufacturer | Simplex Time Recorder |
| Mfr Part Number | 4098-9756-1 |
| Model Number | 4098-9756 |
| Number of Items | 1 |
| Product Style | Universal |
| UPC | 783863017810 |
| Unit Count | 1 Count |

## Product Details

- **Alarm:** Audible
- **Brand:** Simplex Time Recorder
- **Item Weight:** 0.01 Ounces
- **Manufacturer:** Simplex Time Recorder
- **Material:** Plastic
- **Number of Items:** 1
- **Product Dimensions:** 1"D x 1"W x 1"H
- **Style:** Universal
- **UPC:** 783863017810
- **Unit Count:** 1 Count

## Images

![Simplex 4098-9756 Duct Sensor Housing - 4 Wire with relay - Image 1](https://m.media-amazon.com/images/I/51mINWaZ8kL.jpg)

## Frequently Bought Together

- Simplex 4098-9756 Duct Sensor Housing - 4 Wire with relay
- 4098-9714 Detector
- SIMPLEXGRINNELL 4098-9792 ADDRESSABLE, SSD Sensor Base, FLANGED, 4.875 INCHES, SNAP-in, for USE with SIMPLEX Intelligent Control Panel, White

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**Shop now:** [https://www.desertcart.be/products/21414964-simplex-4098-9756-duct-sensor-housing-4-wire-with-relay](https://www.desertcart.be/products/21414964-simplex-4098-9756-duct-sensor-housing-4-wire-with-relay)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-07-21*