Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
1sna146039r2400 – d2.5/8.n.ado.ex blue terminal block
TE Connectivity D2.5/8.N.ADO.Ex 1SNA146039R2400 is a blue 2.5 mm² ADO IDC feed-through Ex terminal block with an 8 mm pitch for industrial control, automation and instrumentation wiring.
Why Choose the TE Connectivity D2.5/8.N.ADO.Ex 1SNA146039R2400 Terminal Block?
The TE Connectivity D2.5/8.N.ADO.Ex 1SNA146039R2400 is a blue ADO insulation displacement connection (IDC) feed-through terminal block designed for dependable conductor termination in industrial electrical, automation and process-control installations. Part of the established ENTRELEC ADO terminal block range, this Ex-series terminal combines rapid ADO connection technology with compact DIN rail mounting.
The D2.5/8.N.ADO.Ex has a rated cross-section of 2.5 mm² and a compact 8 mm pitch. Its ADO connection system provides an efficient alternative to conventional screw termination, helping streamline repetitive wiring operations while maintaining a secure electrical connection in industrial terminal assemblies.
With dimensions of approximately 45 × 8 × 41 mm, the terminal mounts on standard TH35-7.5 and TH35-15 DIN rails. Its blue polyamide insulating body is suitable for operating temperatures from -55 to +110 °C, while the D2.5/8.N.ADO.Ex is covered by LCIE 02 ATEX 0020 U certification for use as a component in appropriately designed hazardous-area equipment.
Key Advantages
- Efficient ADO IDC connection technology for industrial conductor termination.
- 2.5 mm² rated cross-section for control, signal and instrumentation wiring.
- Compact 8 mm terminal spacing supports organised panel layouts.
- Feed-through configuration for straightforward point-to-point connections.
- Blue housing provides clear circuit identification within terminal assemblies.
- Compatible with standard TH35-7.5 and TH35-15 DIN rails.
- ATEX-certified Ex-series component for appropriately designed hazardous-area equipment.
Key Features
- TE Connectivity ENTRELEC D2.5/8.N.ADO.Ex terminal block.
- ADO insulation displacement connection system.
- Feed-through terminal function.
- 2.5 mm² rated cross-section.
- 8 mm product spacing.
- Single-level construction.
- Blue polyamide insulating housing.
- Mounting on TH35-7.5 and TH35-15 DIN rails.
- Operating temperature range of -55 to +110 °C.
- LCIE 02 ATEX 0020 U component certification.
- Compact product weight of approximately 9 g.
- Manufacturer package quantity of 50 pieces.
Efficient ADO Connections for Industrial Wiring
ADO insulation displacement connection technology provides an efficient method of terminating conductors in industrial terminal assemblies. The connection principle is particularly useful where numerous field conductors must be installed consistently, helping reduce repetitive wiring operations while maintaining an organised and dependable terminal strip.
The D2.5/8.N.ADO.Ex combines ADO termination with a compact 8 mm modular profile and standard TH35 DIN rail compatibility. Its Ex-series certification makes it suitable as a certified component within appropriately designed hazardous-area equipment, while the blue housing enables straightforward identification within complex terminal assemblies.
Typical Applications
- Industrial electrical control panels.
- Process control and instrumentation systems.
- Factory and machine automation equipment.
- Hazardous-area equipment using appropriately certified components.
- DIN rail feed-through wiring assemblies.
- OEM machinery and industrial control systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Number of Levels | 1 | |
|---|---|---|
| Connection | IDC (ADO) | |
| Terminal Type | Multi-level | |
| Conductor Size | 2.5 mm² | |
| Product Series | TE SNA ADO | |
| Colour | Blue | |
| Manufacturer | TE Connectivity | |
| Brand / range | ENTRELEC | |
| Model | D2.5/8.N.ADO.Ex | |
| Part number | 1SNA146039R2400 | |
| Product type | IDC feed-through terminal block | |
| Function | Feed-through | |
| Connection type | ADO system | |
| Rated cross-section | 2.5 mm² | |
| Number of levels | 1 | |
| Colour | Blue | |
| Insulation material | Polyamide | |
| Terminal spacing | 8 mm | |
| DIN rail mounting | TH35-7.5 and TH35-15 to IEC 60715 | |
| Product dimensions (H × W × D) | 45 × 8 × 41 mm | |
| Product weight | 9 g | |
| Operating temperature | -55 to +110 °C | |
| Storage temperature | -55 to +110 °C | |
| ATEX certificate | LCIE 02 ATEX 0020 U | |
| Pack quantity | 50 pieces | |
| EAN | 3472591460391 |
Frequently Asked Questions
What is the TE Connectivity D2.5/8.N.ADO.Ex 1SNA146039R2400 used for?
The D2.5/8.N.ADO.Ex is a blue ADO IDC feed-through terminal block designed for conductor connections in industrial control, automation, instrumentation and appropriately designed hazardous-area equipment.
What is the rated cross-section of the D2.5/8.N.ADO.Ex?
The terminal block has a rated conductor cross-section of 2.5 mm² and a product spacing of 8 mm.
What connection technology does the 1SNA146039R2400 use?
The terminal uses the ADO insulation displacement connection system, providing efficient conductor termination for industrial wiring installations.
Which DIN rails are compatible with the D2.5/8.N.ADO.Ex?
The terminal block mounts on TH35-7.5 and TH35-15 DIN rails in accordance with IEC 60715.
Is the D2.5/8.N.ADO.Ex certified for hazardous-area equipment?
Yes. Part number 1SNA146039R2400 is covered by the LCIE 02 ATEX 0020 U component certificate for use within appropriately designed and certified equipment.
Trusted Terminal Connections for Industrial Automation
TE Connectivity ENTRELEC ADO terminal blocks combine compact DIN rail construction with efficient insulation displacement termination, providing dependable conductor connections for industrial control, process automation and instrumentation systems.
