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1sna105052r2100 – terminal ma2.5/5 white
TE Connectivity 1SNA105052R2100 MA2.5/5 is a white 5 mm pitch ENTRELEC SNA screw-clamp feed-through DIN rail terminal block rated at 24 A and 1000 V IEC for industrial control and signal wiring.
£0.9505
Why Choose the TE Connectivity 1SNA105052R2100 MA2.5/5 Terminal Block?
The TE Connectivity 1SNA105052R2100 MA2.5/5 is a white screw-clamp feed-through terminal block from the ENTRELEC SNA series, designed to provide secure and organised conductor connections in industrial control panels, machinery and automation systems. Its compact 5 mm pitch and DIN rail mounting make it well suited to high-density electrical installations where dependable wiring and efficient use of panel space are important.
The MA2.5/5 uses proven screw-clamp termination technology and provides two connection positions on a single-level feed-through circuit. It accepts flexible conductors from 0.22–2.5 mm² and rigid stranded conductors from 0.2–4 mm², allowing the terminal to accommodate a practical range of industrial control and signal wiring.
With an IEC current rating of 24 A and voltage rating of 1000 V, the 1SNA105052R2100 combines compact dimensions with robust electrical performance. Its white polyamide 6.6 housing, IP20 protection rating and compatibility with G32, TH35-15 and TH35-7.5 DIN rails make it a versatile terminal for new panel builds, machine wiring and maintenance applications.
Key Advantages
- Compact 5 mm pitch feed-through terminal block for space-efficient panel wiring.
- 24 A IEC current rating for industrial control and signal circuits.
- 1000 V IEC voltage rating for dependable electrical performance.
- Proven screw-clamp termination provides secure conductor retention.
- Accepts flexible conductors up to 2.5 mm² and rigid conductors up to 4 mm².
- Universal DIN rail compatibility simplifies integration into industrial control panels.
Key Features
- TE Connectivity ENTRELEC SNA series.
- MA2.5/5 feed-through screw-clamp terminal block.
- White polyamide 6.6 housing.
- 2 positions with one circuit and one level.
- 5 mm terminal pitch.
- 24 A IEC current rating.
- 1000 V IEC operating voltage rating.
- 2.5 mm² rated conductor cross-section.
- DIN rail mounting on G32, TH35-15 and TH35-7.5 rails.
- IP20 protection rating and UL 94V-0 flammability classification.
Reliable Feed-Through Connections for Industrial Wiring
Feed-through terminal blocks provide a simple and dependable method of joining conductors while keeping electrical panel wiring organised and accessible. The MA2.5/5 uses screw-clamp technology to maintain secure electrical and mechanical contact, making it suitable for industrial installations where connections may be exposed to routine maintenance and demanding operating conditions.
Its narrow 5 mm profile helps maximise available DIN rail space, while compatibility with both symmetrical and asymmetrical rail formats provides installation flexibility. The white housing can also assist with circuit identification and functional grouping when used alongside other colours within complex control panel assemblies.
Typical Applications
- Industrial control panels and switchgear.
- PLC and automation system wiring.
- Machine building and OEM equipment.
- Signal and control circuit connections.
- Electrical distribution and instrumentation panels.
- Maintenance, refurbishment and panel wiring upgrades.
Technical Specifications
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| Number of Levels | 1 | |
|---|---|---|
| Connection | IDC (ADO) | |
| Terminal Type | Feed-through | |
| Conductor Size | 2.5 mm² | |
| Product Series | TE SNA | |
| Colour | White | |
| Manufacturer | TE Connectivity / ENTRELEC | |
| Series | ENTRELEC SNA | |
| Model | MA2.5/5 | |
| Part number | 1SNA105052R2100 | |
| Product type | Screw-clamp feed-through terminal block | |
| Colour | White | |
| Block function | Feed-through | |
| Number of positions | 2 | |
| Number of levels | 1 | |
| Number of circuits | 1 | |
| Rated cross-section | 2.5 mm² | |
| IEC current rating | 24 A | |
| UL current rating | 30 A | |
| CSA current rating | 25 A | |
| IEC voltage rating | 1000 V | |
| UL / CSA operating voltage | 600 V | |
| Impulse withstand voltage | 8000 V | |
| Dielectric withstand voltage | 2000 V | |
| Flexible conductor capacity | 0.22–2.5 mm² | |
| Rigid stranded conductor capacity | 0.2–4 mm² | |
| Maximum wire size | 12 AWG | |
| Wire stripping length | 10 mm | |
| Termination method | Screw terminal | |
| Tightening torque | 0.4 Nm | |
| Housing material | Polyamide 6.6 | |
| Protection rating | IP20 | |
| UL flammability rating | UL 94V-0 | |
| DIN rail mounting | G32 / TH35-15 / TH35-7.5 | |
| Dimensions (H × W × D) | 44.5 × 5 × 40.5 mm | |
| Product weight | 6.6 g | |
| Operating temperature range | -55 to +110 °C | |
| EAN | 3472591050523 |
Frequently Asked Questions
What is the TE Connectivity 1SNA105052R2100?
The 1SNA105052R2100 is a white MA2.5/5 screw-clamp feed-through terminal block from the TE Connectivity ENTRELEC SNA series for industrial DIN rail wiring.
What current and voltage is the MA2.5/5 rated for?
The MA2.5/5 has an IEC current rating of 24 A and an IEC voltage rating of 1000 V.
What conductor sizes can the 1SNA105052R2100 accept?
It accepts flexible conductors from 0.22–2.5 mm² and rigid stranded conductors from 0.2–4 mm², with support for wire sizes up to 12 AWG.
Which DIN rails are compatible with the MA2.5/5?
The terminal block is designed for mounting on G32, TH35-15 and TH35-7.5 DIN rails, providing flexibility across common industrial panel installations.
What are the dimensions of the 1SNA105052R2100?
The terminal block measures approximately 44.5 × 5 × 40.5 mm (height × width × depth), with a 5 mm terminal pitch.
Trusted Industrial Connectivity
TE Connectivity ENTRELEC SNA terminal blocks provide proven modular connectivity for control panels, machinery and automation systems, combining secure screw-clamp termination with compact DIN rail installation and dependable industrial electrical performance.
