Description
Introduction
ABB AE/A2.1 is an Analogue Input listed under KNX System Components on KNXbazzar.com. It is used to detect and process 2 independent input signals for projects where analogue or contact-based values must be brought into the building automation system.

The product description identifies support for signal types including 0-1 V, 0-5 V, 0-10 V, 0-20 mA, 4-20 mA, 0-1000 Ohm, PT100 in 2-wire technology, PT1000 in 2-wire technology with value range -50…+150 °C, floating contacts, KT, KTY, and user-defined input. Because the available dataset is limited, buyers should verify the exact model AE/A2.1 against the BOQ, project specification, and ABB documentation before ordering.
Key Features
- Brand: ABB.
- SKU and model reference: AE/A2.1.
- Product type: Analogue Input.
- Category: KNX System Components.
- Used to detect and process 2 independent input signals.
- Listed input signal examples include 0-1 V, 0-5 V, 0-10 V, 0-20 mA, 4-20 mA, 0-1000 Ohm, PT100 in 2-wire technology, PT1000 in 2-wire technology, floating contacts, KT, KTY, and user-defined input.
- PT1000 in 2-wire technology value range stated in the product data: -50…+150 °C.
- Specification entry provided: V11.0, value 27143107.
Benefits
- Processes 2 independent input signals, supporting projects that require more than one analogue or input measurement point.
- Covers multiple input signal types stated in the product data, including voltage, current, resistance, temperature sensor, floating contact, KT, KTY, and user-defined input options.
- Suitable for procurement under the KNX System Components category when the project documentation specifically calls for ABB AE/A2.1.
- Helps consultants and integrators align ordering with a defined ABB model and SKU, reducing the risk of substituting an incorrect analogue input product.
- Provides a clear manufacturer product reference through the ABB product URL for final technical verification.
- Supports professional purchasing workflows where the BOQ, exact SKU, and official product documentation must match before release of an order.
Technical Specifications
Applications
- KNX system component procurement where the specified product is ABB AE/A2.1.
- Projects requiring detection and processing of 2 independent input signals.
- Applications using the signal types stated in the product description, subject to ABB documentation and project design approval.
- BOQ-driven purchasing for consultants, installers, integrators, and buyers who need the exact ABB model reference.
Installation Notes
- Before installation or ordering, verify that the required input type in the project design matches the supported input types listed for ABB AE/A2.1.
- Check the official ABB product page and project documentation for full technical instructions, configuration details, and any installation requirements not included in the limited product dataset.
- Match the exact SKU AE/A2.1 against the BOQ, purchase request, and consultant specification to avoid ordering a different analogue input model.
- Do not rely on category naming alone; confirm brand, model, SKU, and required signal type before release to procurement.
Developer Resources
- Manufacturer product page: https://new.abb.com/products/en/2CDG110086R0011/ae-a-2-1
- KNXbazzar ABB brand page: https://knxbazzar.com/knxshop/?brand=abb
- KNX System Components category page: https://knxbazzar.com/product-category/knx-system-components/
- KNXbazzar home page: https://knxbazzar.com
- Dealer information page: https://knxbazzar.com/be-a-dealer/
FAQ
What is ABB AE/A2.1 used for?
ABB AE/A2.1 is an Analogue Input used to detect and process 2 independent input signals. Explore more products from ABB for professional building automation projects.
Which input signal types are listed for ABB AE/A2.1?
The product description lists 0-1 V, 0-5 V, 0-10 V, 0-20 mA, 4-20 mA, 0-1000 Ohm, PT100 in 2-wire technology, PT1000 in 2-wire technology with value range -50…+150 °C, floating contacts, KT, KTY, and user-defined input.
Is ABB AE/A2.1 listed as a KNX product?
On KNXbazzar.com, ABB AE/A2.1 is listed in the KNX System Components category.
What should buyers verify before ordering ABB AE/A2.1?
Buyers should verify the exact ABB brand, SKU AE/A2.1, BOQ line item, required signal type, and official ABB documentation before ordering to avoid wrong model selection.
Where can I check the official manufacturer reference?
The manufacturer URL provided for ABB AE/A2.1 is https://new.abb.com/products/en/2CDG110086R0011/ae-a-2-1.
What is the exact product model?
The order/model code for this page is AE/A2.1. Match it against project documents before purchase.
Conclusion
ABB AE/A2.1 is a KNX System Components category Analogue Input for detecting and processing 2 independent input signals, with the listed signal types covering voltage, current, resistance, temperature sensor, floating contact, KT, KTY, and user-defined input references. Installers and system integrators can review our installer purchasing support options.
Because the dataset is limited, professional buyers should treat the SKU AE/A2.1 as the primary procurement identifier and verify the BOQ, required input type, and ABB manufacturer documentation before ordering.








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