Why Choose the TE Connectivity D300/55.FF 1SNA190005R2400 Power Terminal?
The TE Connectivity D300/55.FF 1SNA190005R2400 is a heavy-duty feed-through power terminal block designed for high-current electrical connections in industrial switchgear, distribution equipment and control panels. Part of the established Entrelec SNA terminal block series, it combines a substantial conductor capacity with robust stud connections for dependable power distribution.
Designed for conductors up to 300 mm², the D300/55.FF features two M16 studs and a 55 mm pitch. Its stud connection system is particularly suited to large cable lugs where secure mechanical retention and reliable electrical contact are required. The terminal can be mounted on compatible TH35 DIN rails and also supports base-mounting arrangements.
With an IEC rated current of 520 A and rated voltage of 1000 V, the 1SNA190005R2400 is engineered for demanding power circuits. Its grey insulating body, large cable capacity and industrial mounting options make it suitable for high-power machinery, switchboards and electrical distribution installations.
Key Advantages
- Heavy-duty 520 A power terminal for high-current electrical distribution.
- Rated for conductors up to 300 mm².
- 1000 V rated voltage for demanding industrial power circuits.
- Two M16 studs provide robust connections for cable lugs.
- 55 mm terminal spacing accommodates large-section power conductors.
- Supports DIN rail or base mounting for flexible panel installation.
Key Features
- TE Connectivity / Entrelec SNA power terminal range.
- D300/55.FF feed-through terminal block.
- 520 A rated current.
- 1000 V rated voltage.
- 300 mm² rated cross-section.
- 2-position feed-through configuration.
- Two M16 stud connections.
- 55 mm pitch.
- Compatible with TH35-7.5 and TH35-15 DIN rails.
Reliable High-Current Power Distribution
Large-section power conductors require terminal connections capable of maintaining reliable electrical and mechanical performance under substantial current loads. The TE Connectivity D300/55.FF uses heavy-duty stud connections for cable lugs, providing a practical feed-through interface between large conductors in industrial power systems.
With its 520 A current rating, 1000 V voltage rating and capacity for conductors up to 300 mm², the D300/55.FF is designed for demanding power distribution applications. DIN rail and base-mounting options also provide flexibility when incorporating the terminal into switchgear, machinery and power-control assemblies.
Typical Applications
- Industrial power distribution panels.
- High-current switchgear assemblies.
- Large machinery power connections.
- Motor control and power distribution centres.
- Industrial electrical cabinets and switchboards.
- OEM power equipment and heavy industrial installations.
