ARM911, Dahua ARM Series Expansion Module, 1 Input/1 Relay Output, MBUS

  • Brand: Dahua
  • Model: ARM911
  • 100% Genuine
    100% Genuine
    Original, factory-verified
    3-Year Warranty
    3-Year Warranty
    Extended, enterprise-grade
    23 Years Expertise
    24 Years Expertise
    Proven, deployment-focused
  • Condition
    • Original New
    expert
    Certified Expertise Builds Trust
    CCIE · JNCIE · NSE7 · ACDX · HPE Master ASE · Dell Server/AI Expert
    • Faster Delivery, Globally Ready

      Faster Delivery, Globally Ready

      20+ years of supply chain expertise for faster multi-stop delivery with smooth customs.

      48H Worldwide Shipping
      10+ Global Warehouses
    • Keep Projects On Time

      Keep Projects On Time

      Reliable availability and real-time shipment visibility to keep every critical IT project on schedule.

    • Leading Global Distributor Since 2002

      Leading Global Distributor
      Since 2002

      A global ICT bridge delivering authentic hardware and trusted service for over 20 years.

        21500+ Enterprise Clients Served200+ Countries & Regions Covered
    • Worry-Free Coverage with RSCare

      Worry-Free Coverage with RSCare

      3-Year warranty for enterprise hardware, including advanced RMA, diagnostics, spare parts support, and OEM service compatibility.

      Cisco SmartNet
      HPE Foundation Care
      Dell ProSupport
      Juniper Care
      Fortinet Support
    • Your Trusted Genuine Source

      Your Trusted Genuine Source

      Authorized partnerships with 30+ brands, including Cisco, HPE, Dell, Juniper, and Fortinet.

      100% Authentic Products
      100,000+ Multi-Brand SKUs Available
    Overview

    Dahua ARM911 Overview

    The Dahua ARM911, a 1 Input & 1 Relay Output Expansion Module (MBUS), is a versatile device designed to enhance your security system's capability. Renowned for its reliability and flexibility, this module is an ideal addition to any system requiring additional input and relay output functionalities. Compatible with various Dahua systems, it extends your system's application potential with ease.

    Quick Spec

    Input Channels 1
    Relay Output Channels 1
    Communication Bus MBUS
    Power Supply 12V DC
    Operating Temperature 0°C to 50°C

    Product Features

    • Single-input channel for flexible configurations.
    • One relay output for enhanced control options.
    • Supports MBUS communication bus for seamless integration.
    • 12V DC power supply for efficient power management.
    • Reliable operation within a wide temperature range (0°C to 50°C).

    Product Applications

    • Enhancing security systems with additional input and output requirements.
    • Integrating into automation systems to control various devices.
    • Installing in commercial buildings for expanded access control functionalities.

    Supported Options

    Accessory Model
    Power Supply Unit PS3000-12V
    MBUS Communication Cable CBL-MBUS-3M
    Wall Mount Kit WMK-ARM

    Compare to Similar Items

    Feature Dahua ARM911 Dahua ARM921 Dahua ARM931
    Input Channels 1 2 3
    Relay Output Channels 1 2 3
    Communication Bus MBUS MBUS MBUS
    Power Supply 12V DC 12V DC 12V DC
    Operating Temperature 0°C to 50°C -10°C to 55°C -20°C to 60°C

    Get more information

    Contact our team via Live Chat or email us at [email protected] for further information about the Dahua ARM911 and its price. Check Dahua ARM911 price and ARM911 datasheet, buy Dahua ARM911 Expansion Module with the best price and fast shipping. Free Live Chat is supported.

    Quality Certifications

    • ISO 14001
    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Dahua ARM911 Specification

    ARM911 Specifications

    Brand Dahua
    Model ARM911
    Input Channels 1 Input
    Relay Output Channels 1 Relay Output
    Communication Bus MBUS
    Input Voltage 12V DC
    Power Consumption 1.5W
    Operating Temperature -10°C to +55°C
    Operating Humidity 0% to 95% (non-condensing)
    Dimensions (W x H x D) 45mm x 85mm x 24mm
    Housing Material Plastic
    Mounting Type DIN Rail
    Indicator LEDs Power, Communication, Input, Relay
    Enclosure Rating IP20
    Certifications CE, FCC
    Connection Terminals Screw Terminal Blocks
    Response Time Less than 200ms
    Noise Immunity High (EN 61000-4-3)
    Isolation Input and Relay Output Isolated
    Warranty 2 Years

    Quality Certifications

    Need Help? Technical Experts Available Now.

    • +1-626-655-0998 (USA)
      UTC 15:00-00:00
    • +852-2592-5389 (HK)
      UTC 00:00-09:00
    • +852-2592-5411 (HK)
      UTC 06:00-15:00
    Need Help? Technical Experts Available Now.
    Q&A

    Questions & Answers

    Warranty
    • Your Trusted Global ICT Partner

      Delivering reliable, cross-border fulfillment with 20+ years of expertise, backed by rigorous QC, fast logistics, and worldwide warehousing.
      Global warehousing
      Global warehousing
      10+ hubs positioned for fast international dispatch and stable availability.
      Seamless cross-border
      Seamless cross-border
      QC-verified packing and predictable delivery via FedEx, DHL, UPS.
      Your Trusted Global ICT Partner
    • ICT Tools Hub for Confident Monitoring

      ICT Tools Hub for Confident Monitoring

      Stay informed on product lifecycle status and real-time inventory availability—supporting confident planning, sourcing, and operational execution.
      EOL/EOSL Checker
      Verify product lifecycle status to plan purchases and avoid EOL/EOSL risks.
      Request VIP Inventory Portal Access
      Connect via live chat for VIP access to real-time inventory on priority SKUs.
    • Certified Experts Across Leading Vendors

      Professional guidance for network, security & data center builds, delivered by certified experts with extensive, hands-on deployment experience.
      Multi-vendor engineering
      Multi-vendor engineering
      Certified expertise across Cisco, HPE, Aruba, Dell, Juniper, Huawei and Fortinet.
      Deployment-ready guidance
      Deployment-ready guidance
      Faster, safer rollouts with project-focused engineering guidance.
      Certified Experts Across Leading Vendors

    The Choice of 21,500 +Global Customers

    • Ford
    • Disney
    • Nestle
    • Toyota
    • Walmart
    • Philips
    • Ups
    • Huatt
    • Hsbc
    • Novartis
    • Siemens Healthineers
    • Bt
    • Reference Johnson
    • T
    • Att
    • Lgu
    • Sk Telecom
    • Veerizon
    Industry-Leading Warranty Coverage You Can Trust
    • 100% Low Price Guarantee
      100% Low Price Guarantee
      Router-switch.com offers genuine, high-quality ICT products at competitive wholesale prices—ensuring exceptional value without compromising quality.
    • 100% Quality Assurance
      100% Quality Assurance
      All items are brand new, original, and factory-sealed.
      Upon request, each unit can be fully tested and verified by a Dahua-certified engineer to ensure perfect working condition before shipment.
    • 100% Money-Back Guarantee
      100% Money-Back Guarantee
      If you are not satisfied with your purchase, you may request an exchange or full refund. Our customer service team will guide you through the return process quickly and smoothly.
      Visit Return Policy page for more information.
    • Free Dahua Technical Support
      Our Dahua-certified experts provide free professional support via phone, email, online chat, or remote login—helping you deploy and troubleshoot with confidence.
    • Flexible & Secure Payment and Shipping
      Flexible & Secure Payment and Shipping
      We support multiple secure payment and logistics options, backed by industry-leading verification:
      • Pay by wire transfer.
      • Pay with your paypal.
      • Pay with your Visa credit card.
      • Pay with your Mastercard credit card.
      • Pay with your Discover Card.
      • Pay by American Express.
      More
      • mcafee-secure
      • verisign-secured
      • pci-dss
      • ssl-encryption
      Visit How to Pay page for more information
    Warranty Coverage & RMA Instructions
    • Extended, Worry-Free Warranty Coverage
      Extended, Worry-Free Warranty Coverage
      • Factory New Sealed Enterprise Hardware: 3 Years
      • Factory New Sealed Consumer Devices: 1 Year
      Visit Warranty Policy page for more information
    • How to Get Support
      How to Get Support
      If you encounter issues with products, please reach out to your dedicated sales representative. They will assist with diagnostics, remote troubleshooting, and RMA processing if necessary.
      Visit Contact Us page for more support options.

    Best-Fit Solutions for Your Network

    Deploy DeepSeek-V3/R1: Powerful AI, Low Cost

    Deploy DeepSeek-V3/R1: Powerful AI, Low Cost

    Expert-configured AI solution: Same power, 90% savings—multi-scenario flexibility with Dell/Huawei/Lenovo options.

    AI
    Beyond Bandwidth: The 100G+ Data Center Architecture

    Beyond Bandwidth: The 100G+ Data Center Architecture

    The must-have 100G foundation - AI-ready growth, zero-latency performance

    Data Center
    400G/800G Ethernet Switch: Maxmize Margins via AI-Ready Solutions

    400G/800G Ethernet Switch: Maxmize Margins via AI-Ready Solutions

    High-Profit data center switches from Cisco, Huawei, Mellanox & Juniper.

    Ethernet Switch