Dahua Technology

Dahua Multi IO Transmitter (PoE) ARM9A4-P-W2

Rs. 12,000.00

~~Rs. 14,400.00~~ Rs. 12,000.00

Sale Sold out

Overview

The Dahua ARM9A4-P-W2 Wireless Multi IO Transmitter (PoE) is an advanced expansion module designed to integrate existing wired detectors and sirens into Dahua AirShield alarm systems. It acts as a bridge between traditional wired security devices and the Alarm Hub, allowing users to upgrade their security systems without replacing existing equipment.

The transmitter supports both wireless RF and Ethernet network communication with the Alarm Hub. Featuring 16 alarm inputs, 4 relay outputs, dual auxiliary power outputs, PoE support, and optional backup battery operation, the ARM9A4-P-W2 provides flexible and reliable integration for residential, commercial, and industrial security applications.

Key Features

✔ Connection to Alarm Hub through RF or Ethernet network

✔ Supports 16 wired alarm inputs

✔ Supports 4 relay outputs (30 VDC, 3 A)

✔ 2 auxiliary power outputs for wired detectors and sirens

✔ Maximum auxiliary output power up to 24 W

✔ Supports 0EOL, EOL, 2EOL and 3EOL wiring methods

✔ Pulse detection supported on channels 1–6

✔ Three power supply methods: PoE, AC power and optional 12 V battery

✔ Two-way wireless communication

✔ AES128 encryption and frequency hopping technology

✔ Cloud firmware update and automatic recovery

✔ Tamper protection and low battery detection

✔ Backup operation up to 30 hours with optional battery

Why Choose Dahua ARM9A4-P-W2?

Easy Upgrade for Existing Systems

Integrate existing wired sensors and sirens into Dahua AirShield wireless systems without extensive modifications or replacement costs.

Multiple Communication Methods

Supports both RF wireless communication and Ethernet network connectivity, offering greater flexibility and reliability.

Flexible Power Options

The unit can operate using PoE (802.3at), AC power, or an optional 12 V rechargeable battery for uninterrupted protection.

Large Expansion Capacity

With 16 alarm inputs and 4 relay outputs, the module is suitable for medium and large security installations.

Reliable and Secure Communication

AES128 encryption and frequency hopping technology ensure stable and secure communication with the alarm hub.

Technical Specifications

Feature	Specification
Product Type	Wireless Multi IO Transmitter (PoE)
Communication Mode	RF Wireless and Ethernet Network
Alarm Inputs	16 Local Alarm Inputs
Pulse Detection	Channels 1–6
Supported Wiring	0EOL, EOL, 2EOL and 3EOL
Maximum Cable Length	500 m
Relay Outputs	4 Outputs (30 VDC, 3 A)
Auxiliary Outputs	2 Outputs, 14.5 V
Auxiliary Output Current	1 A (PoE), 2 A (Non-PoE)
Maximum Auxiliary Power	24 W
Network Port	1 × RJ45 10/100 Mbps Ethernet Port
PoE Standard	IEEE 802.3at
Backup Battery	12 V, 7 Ah Rechargeable Battery (Optional)
Remote Upgrade	Cloud Update Supported
Low Battery Detection	Supported
Tamper Alarm	Supported
Communication Mechanism	Two-Way Wireless Communication
Encryption Mode	AES128
Frequency Hopping	Supported
Wireless Frequency	433.1 MHz – 434.6 MHz
Transmission Power	Up to 10 mW
Communication Distance	Up to 1,200 m (Open Area)
Power Supply	100–240 VAC, 50/60 Hz or PoE (802.3at)
Backup Time	Up to 30 Hours (with Optional Battery)
Operating Temperature	-10°C to +50°C
Operating Humidity	10%–90% RH
Protection Rating	IP30
Installation	Wall Mount
Casing Material	PC + ABS
Color	White
Dimensions	304 × 235 × 90.8 mm
Net Weight	1.22 kg
Gross Weight	1.78 kg
Certifications	CE