Dahua Dhi-arm310-w2 Airshield Wireless Input Expander 1ch Dry Contact 433.1–434.6mhz Cr123a White 100.2hx20.8wx20.3d (mm)
SKU: DAHI9977
$72.05
The Dahua DHI-ARM310-W2 Airshield Wireless Input Expander is a compact 1-channel device designed to extend the input capabilities of security alarm systems. Operating within the 433.1–434.6 MHz frequency range, this white unit provides a reliable dry contact interface for integrating external sensors into your existing infrastructure.
Key Features
- Single-channel (1CH) dry contact input for sensor expansion
- Wireless operation on the 433.1–434.6 MHz frequency band
- Powered by a CR123A battery
- Compact dimensions of 100.2H x 20.8W x 20.3D mm
- White finish for discreet installation
- Part of the Dahua Airshield wireless security ecosystem
Technical Specifications
Technical Specifications
| Brand | DAHUA INTERCOM |
| Warranty | 36 Months |
| Series | AIRSHIELD |
| Wiring | WIRELESS |
| Colour | WHITE |
| Tamper Alarm | WITH TAMPER ALARM |
| Input | 1 INPUT (DRY) |
| Display | NONE |
| Mounting | WALL MOUNT |
| Power | BATTERY POWERED |