ABB 2TMA070010A0003
ABB 2TMA070010A0003 is a video doorbell product under the ABB-Welcome M series, developed and manufactured by ABB Switzerland Ltd. As a new-generation access control system launched by ABB, it adopts 2-wire bus technology and modular design.
Product Features
Appearance Design & Craftsmanship
- Adopts brushed aluminum surface finish with a modern and minimalist appearance
- Hidden screw design for optimized aesthetic performance
Functional Advantages
- Dual access ports equipped: 12V DC output for door lock power supply, dry contact terminal for access control linkage
- Built-in wide-angle camera and integrated sensor system
- Equipped with automatic ambient lighting system to deliver clear imaging both day and night
- Barrier-free optimized design: fitted with audio & visual indicators and tactile raised markers for accessibility
Remote Control Functions
- Supports connection to residential home gateway via an IP gateway module
- Compatible with Wi-Fi, 3G and 4G network connections
- Supports remote operation via the dedicated ABB-Welcome APP on smartphones and tablets
- Enables remote video viewing, two-way audio communication and access authorization within a long-distance range of several kilometers
- Supports “Away Call” function, which pushes real-time alert notifications to bound mobile terminals
System Expandability
- Supports connection with up to 4 units of 4.3-inch indoor video monitors
- Optional street panel available for multi-access-point centralized management
- Compatible with matched auxiliary power supplies for stable system operation
Structure & Composition
According to the official product manual, the ABB-Welcome M series features modular structure, consisting of the following core components:
- Outdoor Unit: Video/audio door station (including digital keypad door station models)
- Indoor Unit: 4.3-inch or 7-inch indoor video monitor
- IP Gateway: Enables internet access and authorized remote system access
- Accessories: Auxiliary power supply, video external adapter, indoor monitor splitter, professional disassembly tools and other matching parts
Application Scenarios
The ABB-Welcome M system is specially designed for the below scenarios:
- Single-family houses
- Multi-family buildings
- Residential complexes
- New construction projects and building renovation projects
Installation & Maintenance
Installation Requirements
- As a matched device of the ABB-Welcome IP system, this product can only work with certified devices of the same system ecosystem
- Cut off the total power supply before any installation or disassembly operation
- All operations on 100-240V mains power grid must be implemented by qualified professional technicians only
Safety Precautions
HIGH VOLTAGE HAZARD: Direct or indirect contact with live conductive components will cause electric shock, which may lead to electric injury, burn or fatal accidents.
- Read and strictly follow all specifications in the official product manual before installation to avoid personal injury and property damage
- Store the equipment in a safe and dry place; hand over the complete product manual together with the device when transferring equipment ownership

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If you would like to learn more about our products and services, please feel free to contact us at any time!
- Sales Manager : Jinny
- Email : sales5@xrjdcs.com
- Whatsapp/Mobile:+86 15359273791
Global renowned brand cooperation
ABB 丨 GE 丨Allen Bradley 丨 Honeywell 丨 Emerson 丨 Bently Nevada 丨 Westinghouse
Triconex 丨 Foxboro 丨 ICS Triplex 丨 Hima 丨 Schneider 丨 Yokogawa 丨 Woodward
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