
Siemens 6AV7674-1LA41-0AA0 Extension Unit Details
This extension unit provides hardwired operator controls for IP65-enclosed HMI devices. It supports flexible installation with eight equippable control positions.
Quick Facts
- Part number
- 6AV7674-1LA41-0AA0
- Brand
- Siemens
- Category
- HMI Panels
- Product type
- Extension Units and operator controls
- Lifecycle
- Active Product
- Dimensions
- 43.3 x 11.6 x 11.6 cm
- Net weight
- 2.392 Kg
- Source category
- Extension Units and operator controls
Product Overview
The Siemens 6AV7674-1LA41-0AA0 is an extension unit designed for hardwired mounting on fully IP65-enclosed 16:9 HMI and IPC devices.
It allows for flexible installation of operator controls, featuring eight distinct mounting positions that can be equipped with various control elements.
Technical Review Notes
- This unit features a 15-inch display format specifically engineered for robust industrial environments requiring high ingress protection standards.
- The connection method utilizes a hardwired interface without pre-installed equipment, allowing for customizable operator control configurations.
- Physical dimensions are recorded at 43.3 x 11.6 x 11.6 cm, providing a compact footprint for integration into existing panel layouts.
- The net weight is listed as 2.392 Kg, ensuring manageable handling during installation while maintaining structural integrity for industrial use.
- Eight mounting positions are recorded for equipping operator controls, offering significant flexibility in human-machine interface design and functionality.
- The product class indicates it is a standard item, which may be subject to specific review guidelines as per manufacturer policy.
Model Identification
- Identify this component by the part number 6AV7674-1LA41-0AA0 within the Siemens portfolio of extension units and operator controls.
- The normalized part number 6AV76741LA410AA0 serves as a reference for database matching and technical documentation cross-referencing.
- This model falls under the category of extension units, specifically designed to augment existing HMI and IPC device capabilities.
- Lifecycle status is recorded as Active Product, indicating ongoing production and support within the manufacturer's current catalog offerings.
Technical Parameters
| Product type | Extension Units and operator controls |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 43.3 x 11.6 x 11.6 cm |
| Net weight | 2.392 Kg |
| Source category | Extension Units and operator controls |
Parameters are factual source fields retained for model review.
Parameter Review
- Review the source category path listing PROtected devices and system components alongside Extension Units and operator controls for classification.
- Verify the 16:9 aspect ratio requirement for application context HMI/IPC devices to ensure proper physical and functional integration.
- Check the IP65 enclosure rating requirement for host devices to maintain the intended environmental protection level of the assembly.
- Confirm the hardwired connection specification, noting that the unit is supplied without pre-installed operator control equipment.
- Assess the eight mounting positions against project requirements to determine the necessary quantity and type of operator controls needed.
Catalog Classification
Image & Label Review
- Images typically show the front view of the 15-inch extension unit highlighting the screen area and mounting frame.
- Side profiles may illustrate the depth and thickness relative to the specified 11.6 cm dimension for panel cutout planning.
- Rear views often depict the connection interfaces and mounting points relevant to the hardwired setup without equipment.
- Dimensional diagrams provide critical measurements for spatial planning within control cabinets or operator stations during the design phase.
Product Image Gallery

Inquiry Preparation
- Prepare project documents specifying the required operator controls for the eight mounting positions to facilitate accurate sourcing inquiries.
- Gather technical drawings of the host HMI/IPC device to verify physical application context with the 43.3 cm width dimension.
- Document the environmental conditions of the installation site to confirm adherence to the IP65 enclosure requirements for safety.
- List specific functional requirements for each of the eight control positions to ensure the hardwired configuration meets operational needs.
Category Context
This product resides within the broader category of HMI panels, focusing on extended operator interface solutions for industrial applications.
It complements standard HMI devices by adding dedicated control elements through a modular extension unit approach for enhanced usability.
Review Notes
- Ensure all dimensional constraints are met before proceeding with the inquiry to avoid integration issues during installation.
- Cross-reference the active lifecycle status with long-term maintenance plans to documented continued support for the extension unit.
- Verify that the hardwired connection method aligns with the electrical infrastructure and cabling strategies of the target project.
- Confirm that the eight mounting positions provide sufficient flexibility for the specific operator controls required by the application.



