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TE Connectivity 1SNA146144R2200 D2.5/8.ADO.EX is a 2.5 mm² single-level feed-through IDC terminal block with 8 mm spacing and ADO connection technology for industrial and appropriately engineered hazardous-area wiring assemblies.
The TE Connectivity 1SNA146144R2200, manufacturer designation D2.5/8.ADO.EX, is an industrial feed-through IDC terminal block designed for dependable conductor termination in control, automation and appropriately engineered hazardous-area electrical installations. Part of the established ENTRELEC ADO terminal block range, it uses ADO insulation-displacement connection technology to provide reliable, efficient wiring without conventional conductor preparation.
The D2.5/8.ADO.EX has a 2.5 mm² rated cross-section and 8 mm terminal spacing. Its single-level feed-through configuration provides a straightforward connection path for industrial circuits, while the ADO connection system is designed to provide consistent conductor contact and simplify panel wiring.
Designed as an Ex terminal block, the 1SNA146144R2200 belongs to an ATEX-certified product family for incorporation into appropriately designed hazardous-area equipment. Its compact 8 × 45 × 41 mm format and compatibility with G32, TH35-7.5 and TH35-15 DIN rails make it suitable for industrial control cabinets, junction boxes and process installations where dependable connections and efficient panel construction are required.
ADO insulation-displacement connection technology is designed to provide fast and consistent conductor termination while reducing the preparation associated with conventional screw-clamp wiring. The D2.5/8.ADO.EX combines this connection method with a straightforward feed-through configuration, making it practical for repetitive industrial control and instrumentation wiring.
The terminal belongs to an ATEX-certified Ex product family for incorporation into appropriately designed hazardous-area equipment. Compatibility with G32 and standard 35 mm DIN rails also allows the terminal to be integrated into a broad range of industrial junction boxes, control cabinets and automation assemblies.
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| Number of Levels | 1 | |
|---|---|---|
| Connection | IDC (ADO) | |
| Terminal Type | Multi-level | |
| Conductor Size | 2.5 mm² | |
| Product Series | TE SNA ADO | |
| Manufacturer | TE Connectivity | |
| Range | ENTRELEC ADO | |
| Part number | 1SNA146144R2200 | |
| Model | D2.5/8.ADO.EX | |
| Product type | IDC terminal block | |
| Function | Feed-through | |
| Connection type | ADO System | |
| Rated cross-section | 2.5 mm² | |
| Number of levels | 1 | |
| Spacing / width | 8 mm | |
| Product height | 45 mm | |
| Product depth | 41 mm | |
| Product width | 8 mm | |
| DIN rail mounting | G32, TH35-7.5 and TH35-15 | |
| DIN rail standard | IEC 60715 | |
| ATEX certificate family | LCIE 02 ATEX 0020 U | |
| Product net weight | 9 g | |
| EAN | 3472591461442 | |
| Minimum order quantity | 50 pieces | |
| Customs tariff number | 85369010 | |
| ETIM classification | EC000897 – Feed-through terminal block |
The 1SNA146144R2200 is a feed-through IDC terminal block designed for conductor termination in industrial control, automation, instrumentation and appropriately engineered hazardous-area electrical assemblies.
The terminal block uses the ADO System, an insulation-displacement connection technology designed for efficient and dependable industrial conductor termination.
The D2.5/8.ADO.EX has a rated conductor cross-section of 2.5 mm² and a terminal spacing of 8 mm.
Yes. The D2.5/8.ADO.EX belongs to an Ex terminal block family covered by LCIE 02 ATEX 0020 U for incorporation into appropriately designed and certified hazardous-area equipment.
The terminal block can be mounted on G32, TH35-7.5 and TH35-15 DIN rails in accordance with IEC 60715.
TE Connectivity ENTRELEC ADO terminal blocks provide dependable connection solutions for professional industrial wiring, with the D2.5/8.ADO.EX combining compact construction, insulation-displacement termination and Ex-family certification for demanding control and process applications.
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