Reliance RF-DC101-K4 Door Window Reed Switch

Hills Reliance Door/Window Reed Switch – RF-DC101-K4

Wireless 433 MHz Door/Window Sensor with Dual Reed Switches & Tamper Protection

Enhance your Hills Reliance XR or XRPro alarm system with the RF-DC101-K4 wireless reed switch, designed to protect any door, window, cabinet or entry point with quick, secure installation. Powered by Carrier’s advanced 80+ wireless protocol operating on the 433 MHz frequency, this sensor delivers superior wireless range and dependable performance for indoor environments.

Ideal for transforming wired zones into wireless coverage, this compact sensor includes dual reed switches, a wall and cover tamper, and a terminal block for additional flexibility. Fast to install and long-lasting, it’s the perfect solution for expanding protection across your property.

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🔧 Key Features:

• 80+ Wireless Protocol using 433 MHz for improved indoor range

• Dual Reed Switches for versatile placement

• Selectable Terminals to monitor supervised hardwired contacts wirelessly

• Wall and Cover Tamper for added security

• Battery Pull Tab for easy activation

• Up to 5-Year Battery Life (depending on usage)

• Accessory Options: Includes multiple spacer types and a high-strength magnet for flexible mounting

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✅ Compatible with Hills Reliance XR and XRPro Alarm Systems
📦 Easy to pair and install as part of your expanding home or business security setup.

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