Home Assistant Connect ZWA-2

Overview

The Home Assistant Connect ZWA-2 is a next-generation Z-Wave® controller built for maximum signal penetration, long-range performance, and reliable communication on the dedicated sub-GHz Z-Wave® frequency band. Designed specifically for Home Assistant with full support for Z-Wave JS, it delivers strong coverage, reduced interference, and compatibility with Z-Wave® 800 series and Z-Wave® Long Range (region-dependent).

Key Features

• High-performance omnidirectional antenna for wide-area Z-Wave® coverage
• Operates on the Z-Wave® frequency band to avoid Wi-Fi and Bluetooth congestion
• Supports both Z-Wave® mesh and Z-Wave® Long Range (NA/EU regions only)
• Automatic region configuration when paired with the Z-Wave JS add-on
• Improved sensitivity for extended battery life on Z-Wave® end devices
• Built-in orientation sensor for optimal installation alignment (optional)
• Customizable LED status indicator via Home Assistant
• USB-C power and data interface
• Fully compatible with Home Assistant, optimized for Z-Wave JS

Notes:
• Designed for use with Home Assistant + Z-Wave JS.
• Z-Wave® Long Range is supported only in North America and Europe.

Technical Specifications

Model: NC-ZWA-9734
SoCs: Silicon Labs ZG23 (Z-Wave®), ESP32-S3 (USB bridge)
Power Input: USB-C, 5V DC / 1A
Supported Protocols: Z-Wave®, Z-Wave® Long Range
Z-Wave® Series: 800

Antenna Characteristics:
• Frequency Range: 860–930 MHz
• Peak Gain: 3.38 dBi
• Pattern: Omnidirectional

Device Characteristics:
• Dimensions: 125 × 125 × 315 mm
• Weight: 350 g
• Enclosure Material: Polycarbonate plastic
• Colour: White / semi-transparent

Environmental:
• Indoor use only
• Operating Temperature: 0 °C to 65 °C
• Humidity: Non-condensing
• Avoid dust-heavy environments and direct heat sources

Installation / Application Notes

• Install vertically for peak antenna performance; orientation LED assists alignment.
• Connect via USB-C to your Home Assistant device and configure using Z-Wave JS.
• Keep away from direct sunlight, heat sources, and high-dust environments.
• Suitable as the main Z-Wave® coordinator for Home Assistant smart homes.

In the Box

• Home Assistant Connect ZWA-2 Base Unit

• High-gain antenna

• 1.5 m USB-C cable (USB 2.0/3.0 compatible)

• Quickstart Guide

• Warranty & Safety Information