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Fibaro Power Relay Review: Secure Z-Wave control for wired switches

Fibaro Fibefgs-223 Power Relay - Electrical Relays (110-230 V, Black)
4.6
[Z-Wave Compatibility]  Works with Z-Wave and Z-Wave+ controllers for broad smart-home integration.
[Secure AES-128 Encryption]  Protected network mode with AES-128 ensures strong Z-Wave security.
[Advanced Microprocessor Control]  High-performance microprocessor delivers reliable, responsive device management.
[Power & Energy Metering]  Active metering tracks power and energy usage for monitoring and savings.
[Compatible Switch Types]  Works with momentary, toggle, three-way and other switch types.
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Home improvement module for integrating wired switches into smart systems, enabling secure remote control and energy metering. Fibaro Power Relay brings peace of mind to installers and DIYers who want reliable switching and clearer consumption data. Is secure Z-Wave control with built-in metering the missing piece for your smart home?

⚡ At a Glance
  • Control Protocol: Compatible with Z-Wave and Z-Wave+ controllers
  • Best for: Home automation installers and DIY enthusiasts upgrading wired switches
  • Not ideal for: Homes without a Z-Wave hub or with incompatible smart ecosystems

In-line relay module that integrates wired switches into Z-Wave networks with encrypted communication. Built-in active power and energy metering supports monitoring of connected circuits.


Secure remote switching - with AES-128 protected Z-Wave mode

Supports protected mode in Z-Wave networks, using AES-128 encryption to authenticate and encrypt commands between controller and module. Advanced microprocessor control handles secure sessions and command processing.

Encrypted control reduces risk of unauthorised switching, giving installers confidence when exposing switches to networked control. Secure operation is especially valuable on externally accessible or critical circuits.

Actionable energy monitoring - with active power and energy metering

Integrated metering measures active power and cumulative energy consumption at the relay level, reporting values over the Z-Wave network for the controller to log and display. Microprocessor sampling ensures regular, reliable readings.

Ability to track real-time draw and historical consumption helps identify inefficient loads and supports smarter use of appliances. Useful for rooms or circuits where monitoring can reveal savings or faults.

Flexible wiring support - with compatibility for momentary, toggle and three-way switches

Designed to accept a variety of switch input types, the module recognises different contact behaviours and translates them into appropriate Z-Wave commands under microprocessor control. Timing and debounce logic handle mechanical switch quirks.

Retrofit projects benefit from fewer wiring changes, as common switch types integrate without extra hardware. Installers can reuse existing switches while adding remote control and automation.

✨ The 4 Key Reasons for Fibaro Power Relay
  1. AES-128 encryption - Keeps switch commands secure against unauthorised access
  2. Active power metering - Supplies precise consumption readings for each circuit
  3. Switch-type compatibility - Supports momentary, toggle and three-way switch setups
  4. Advanced microprocessor control - Ensures reliable switching and stable communications
📋 Technical Details at a Glance
  • Category: Home Improvement
  • Brand: Fibaro
  • Compatibility: Z-Wave, Z-Wave+
  • Voltage: 110-230 V
  • Security: AES-128 encryption, protected mode support
❓ Frequently Asked Questions

Q: Does it work with any Z-Wave controller?

A: Compatibility extends to Z-Wave and Z-Wave+ controllers, so it will integrate with hubs that support those protocols.

Q: Is communication secure when used on a network?

A: Protected mode is supported, using AES-128 encryption to secure communication between controller and module.

Q: Can it measure energy usage?

A: Active power and energy metering functionality is built in, enabling real-time and cumulative consumption monitoring.

🏆 Our Verdict

Suitable for homeowners, installers and smart home enthusiasts who need secure switch control and energy insight. Encrypted Z-Wave compatibility plus built-in metering delivers secure communications and useful consumption data. While initial cost may be higher than basic relays, long-term savings and improved control can justify the investment.