---
product_id: 243141235
title: "Edwards-Signaling Duct Detector, 2-Wire, SD-2W"
brand: "edwards-signaling"
price: "AED 1101"
currency: AED
in_stock: true
category: "Edwards Signaling"
url: https://www.desertcart.ae/products/243141235-edwards-signaling-duct-detector-2-wire-sd-2w
store_origin: AE
region: United Arab Emirates
---

# 24VDC power efficiency Air velocity detection 100-4000 FPM Wide ambient temp range -4°F to 158°F Edwards-Signaling Duct Detector, 2-Wire, SD-2W

**Brand:** edwards-signaling
**Price:** AED 1101
**Availability:** ✅ In Stock

## Summary

> 🔥 Stay ahead of danger with precision airflow sensing! 💨

## Quick Answers

- **What is this?** Edwards-Signaling Duct Detector, 2-Wire, SD-2W by edwards-signaling
- **How much does it cost?** AED 1101 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ae](https://www.desertcart.ae/products/243141235-edwards-signaling-duct-detector-2-wire-sd-2w)

## Best For

- edwards-signaling enthusiasts

## Why This Product

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

## Key Features

- • **Robust Alarm Output:** 100mA alarm current with 2A auxiliary contact for versatile integration
- • **Ultra-Low Standby Current:** Consumes just 70µA to save energy and extend system life
- • **Certified Safety Compliance:** Meets UL, ULC, and CSFM standards for trusted fire detection
- • **Built for Harsh Environments:** Operates flawlessly in up to 93% humidity and wide temperature ranges
- • **Reliable 2-Wire Surface Mount:** Streamlined installation with minimal wiring fuss

## Overview

The Edwards-Signaling SD-2W Duct Detector is a high-performance, 2-wire surface-mounted fire safety device designed for reliable smoke detection in HVAC ducts. Operating on 24VDC with ultra-low standby current, it supports air velocity from 100 to 4000 FPM and withstands extreme temperatures and humidity. Certified to UL, ULC, and CSFM standards, it ensures professional-grade safety and seamless integration into modern fire alarm systems.

## Description

Duct Detector, 2 Wire, Surface Mounting, Alarm Current 100mA, Standby Current (uA) 70, Depth (In.) 1-7/8, Height (In.) 5.45, Length (In.) 7-3/4, Ambient Temp. Limits (F) -4 to 158, Air Velocity (FPM) 100 to 4000, Alarm Aux. Contact @ 30VDC 2A, Humidity Range ( Percent RH) 93, Voltage 24VDC, Standards UL, ULC, CSFM

## Features

- Model : SD-2W
- Package dimensions : 2.5 pounds
- Made In United States
- Package Weight: 1.837 kilograms

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00D8238ZG |
| Best Sellers Rank | #1,191,430 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1,032 in Smoke Detectors & Fire Alarms |
| Date First Available | September 30, 2014 |
| Item Weight | 8 ounces |
| Item model number | SD-2W |
| Manufacturer | Edwards Signaling |
| Product Dimensions | 9.4 x 6.1 x 3.3 inches |

## Images

![Edwards-Signaling Duct Detector, 2-Wire, SD-2W - Image 1](https://m.media-amazon.com/images/I/81ciK7HjvgL.jpg)

## Frequently Bought Together

- Edwards-Signaling Duct Detector, 2-Wire, SD-2W
- Edwards Signaling 599 120V/24V 40W Transformer
- Edwards Signaling 620 Low Voltage Panel Mount Push Button

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.ae/products/243141235-edwards-signaling-duct-detector-2-wire-sd-2w](https://www.desertcart.ae/products/243141235-edwards-signaling-duct-detector-2-wire-sd-2w)

---

*Product available on Desertcart United Arab Emirates*
*Store origin: AE*
*Last updated: 2026-06-20*