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TE Connectivity 1SNA125490R1500 MA2.5/5.D2.N is a blue 5 mm double-deck screw-clamp feed-through terminal block with two circuits, a 24 A IEC current rating and a 630 V IEC voltage rating for compact industrial signal wiring.
£2.65
The TE Connectivity 1SNA125490R1500, manufacturer designation MA2.5/5.D2.N, is a compact blue double-deck feed-through screw-clamp terminal block designed for high-density signal wiring in industrial control panels and automation systems. Part of the established TE Connectivity ENTRELEC SNA series, it provides two connection levels within a narrow 5 mm footprint to maximise available DIN rail space.
The MA2.5/5.D2.N provides 2 circuits, 2 positions and 4 poles, enabling multiple conductor connections in a compact two-level arrangement. Screw-terminal technology provides secure and serviceable conductor termination, while the blue Polyamide 6.6 housing offers clear circuit identification and industrial-grade insulation.
With an IEC rated voltage of 630 V, 24 A IEC current rating and nominal wire size of 2.5 mm², this terminal block is well suited to signal distribution and control-panel wiring. It mounts on G32, TH35-7.5 and TH35-15 DIN rails, allowing straightforward integration into a wide range of industrial electrical assemblies.
Double-deck terminal blocks provide two connection levels in the DIN rail space normally associated with a single terminal position. This makes the TE Connectivity MA2.5/5.D2.N particularly useful in control cabinets where wiring density is high and available rail space needs to be used efficiently.
The screw-clamp connection system provides secure conductor retention while remaining straightforward to inspect and service. Combined with its compact 5 mm spacing, two-circuit configuration and compatibility with common DIN rail profiles, the terminal provides a practical solution for organised signal and control wiring.
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| Number of Levels | 2 | |
|---|---|---|
| Product Series | TE SNA | |
| Connection | IDC (ADO) | |
| Terminal Type | Feed-through | |
| Conductor Size | 2.5 mm² | |
| Colour | Blue | |
| Manufacturer | TE Connectivity | |
| Range | ENTRELEC SNA | |
| Part number | 1SNA125490R1500 | |
| Model | MA2.5/5.D2.N | |
| Product type | Screw-clamp terminal block | |
| Block function | Feed-through | |
| Configuration | Double deck | |
| Number of levels | 2 | |
| Number of circuits | 2 | |
| Number of positions | 2 | |
| Number of poles | 4 | |
| Wire size | 2.5 mm² / 12 AWG | |
| Flexible conductor capacity | 0.22–2.5 mm² | |
| Rigid stranded conductor capacity | 0.2–4 mm² | |
| Rated current (IEC) | 24 A | |
| Rated current (UL) | 20 A | |
| Rated current (CSA) | 25 A | |
| Rated voltage (IEC) | 630 V | |
| Rated voltage (UL / CSA) | 300 V | |
| Impulse withstand voltage (IEC) | 8000 V | |
| Dielectric withstand voltage | 2500 V | |
| Short-time withstand current | 300 A for 1 s | |
| Termination method | Screw terminal | |
| Tightening torque | 0.4 Nm | |
| Wire stripping length | 9 mm | |
| Tool size | 3.5 mm | |
| Product spacing | 5 mm | |
| Dimensions (H × W × D) | 65.5 × 5 × 52 mm | |
| Housing material | Polyamide 6.6 | |
| Colour | Blue | |
| Protection rating | IP20 | |
| UL flammability rating | UL 94V-0 | |
| DIN rail mounting | G32, TH35-7.5 and TH35-15 | |
| Installation temperature range | -5 to +40 °C | |
| Operating temperature range | -55 to +110 °C | |
| Product weight | 15 g | |
| Circuit application | Signal |
The 1SNA125490R1500 is a double-deck feed-through terminal block designed for compact signal and control wiring in industrial electrical panels and automation systems.
The MA2.5/5.D2.N has two levels and provides two circuits, two positions and four poles in a compact double-deck configuration.
The terminal block is rated at 24 A and 630 V according to its IEC ratings.
It is specified for a nominal 2.5 mm² wire size, accepting flexible conductors from 0.22–2.5 mm² and rigid stranded conductors from 0.2–4 mm².
The terminal block supports G32, TH35-7.5 and TH35-15 DIN rails, allowing it to be incorporated into a variety of industrial panel designs.
TE Connectivity ENTRELEC SNA terminal blocks are engineered for organised and dependable industrial wiring, with compact products such as the MA2.5/5.D2.N helping panel builders and automation engineers maximise connection density while maintaining accessible screw-clamp terminations.
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