---
product_id: 67798528
title: "Response Wireless Magnetic Door/Window Sensor Twin Pack 433MHz SAM ETW"
brand: "response electronics"
price: "HK$719"
currency: HKD
in_stock: true
category: "Diy"
url: https://www.desertcart.hk/products/67798528-response-wireless-magnetic-door-window-sensor-twin-pack-433mhz-sam
store_origin: HK
region: Hong Kong
---

# Response Wireless Magnetic Door/Window Sensor Twin Pack 433MHz SAM ETW

**Brand:** response electronics
**Price:** HK$719
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Response Wireless Magnetic Door/Window Sensor Twin Pack 433MHz SAM ETW by response electronics
- **How much does it cost?** HK$719 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/67798528-response-wireless-magnetic-door-window-sensor-twin-pack-433mhz-sam)

## Best For

- response electronics enthusiasts

## Why This Product

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

## Description

The SAM ETW Twin Pack of Magnetic Door / Window Sensors offers you protection from intruders on doors/windows/sheds and all entrances. These magnetics are designed to work solely with the 433MHz SA, SA E range of Alarm Systems. FEATURES: Full Tamper Protection Low battery warning light No limit to the number of additional detectors Works 24 hours a day, 365 days a year Conforms to British Standards IDEAL FOR: Homes Flats Mobile homes Outbuildings etc. WHAT&apos;S IN THE BOX: 2 X Wireless Magnetic door/window Contact 4 X Lithium Battery Installation and Operation Instructions

## Features

- Works on Doors, Windows, Cupboards or any other object that open and closes.
- Protection for your main entry and exit points of your property
- Full tamper protection
- Works with the SA and SA E range of 433MHz Wireless Alarm Systems
- No limit to the amount of detectors you can add to the SA alarm systems
- ›See more product details

## Images

![Response Wireless Magnetic Door/Window Sensor Twin Pack 433MHz SAM ETW - Image 1](https://images-na.ssl-images-amazon.com/images/I/31CZPFNeTlL.jpg)

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**Shop now:** [https://www.desertcart.hk/products/67798528-response-wireless-magnetic-door-window-sensor-twin-pack-433mhz-sam](https://www.desertcart.hk/products/67798528-response-wireless-magnetic-door-window-sensor-twin-pack-433mhz-sam)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-20*