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1sna290271r1600 – dh2,5/10,4l
TE Connectivity 1SNA290271R1600 DH2.5/10.4L is a compact spring-clamp feed-through miniblock terminal rated at 24 A and 800 V with a 2.5 mm² rated cross-section for industrial control and automation wiring.
£0.8027
Why Choose the TE Connectivity DH2.5/10.4L 1SNA290271R1600 Spring Miniblock?
The TE Connectivity 1SNA290271R1600, manufacturer designation DH2.5/10.4L, is a compact spring-clamp feed-through miniblock terminal designed for reliable conductor connections in industrial control panels, automation equipment and machinery. Part of the established TE Connectivity ENTRELEC SNA spring terminal range, it combines dependable spring connection technology with a compact format for space-efficient electrical installations.
The DH2.5/10.4L uses spring-clamp connection technology to maintain consistent contact pressure independently of installer-applied screw torque. Automatic compensation for conductor creep helps maintain dependable electrical contact over time, while the compact angled miniblock construction supports efficient panel assembly in applications where available installation space is limited.
With a rated cross-section of 2.5 mm², rated current of 24 A and rated voltage of 800 V, the 1SNA290271R1600 is suitable for demanding industrial control and automation wiring. Its 10 mm spacing, grey polyamide insulation and compact 33 × 10 × 24.5 mm dimensions make it a practical choice for professional electrical panel building and machine control systems.
Key Advantages
- Compact spring-clamp miniblock terminal for industrial wiring applications.
- 24 A rated current suitable for control and automation circuits.
- 800 V rated voltage with an 8 kV impulse withstand voltage.
- 2.5 mm² rated cross-section with support for rigid conductors up to 4 mm².
- Spring-clamp technology provides consistent contact pressure and automatic compensation for conductor creep.
- Compact angled construction helps save space in electrical panels and equipment.
Key Features
- TE Connectivity ENTRELEC SNA spring terminal range.
- DH2.5/10.4L miniblock design.
- Spring-clamp connection technology.
- Feed-through terminal function.
- 24 A rated current.
- 800 V rated voltage.
- 2.5 mm² rated cross-section.
- 300 A short-time withstand current for 1 s.
- 10 mm terminal spacing.
- IP20 protection rating at the main terminals.
Compact Spring-Clamp Connections for Industrial Control Panels
Spring-clamp terminal technology maintains conductor contact pressure without relying on installer-applied screw torque. This provides consistent electrical termination while automatically compensating for conductor creep, helping maintain reliable connections throughout the service life of industrial control and automation equipment.
The DH2.5/10.4L combines these advantages with a compact angled miniblock format. Its 10 mm spacing and small overall dimensions make it suitable for space-conscious electrical installations, while its 24 A current rating and broad conductor capacity provide flexibility for control, signalling and machine wiring.
Typical Applications
- Industrial electrical control panels.
- PLC and automation control cabinets.
- Feed-through control and signal wiring.
- Machine building and OEM electrical systems.
- Process control and instrumentation equipment.
- Compact industrial terminal installations.
Technical Specifications
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| Number of Levels | 1 | |
|---|---|---|
| Product Series | TE SNA | |
| Connection | Spring clamp | |
| Terminal Type | Feed-through | |
| Conductor Size | 2.5 mm² | |
| Colour | Grey | |
| Manufacturer | TE Connectivity / ENTRELEC | |
| Series | SNA Spring Terminal Blocks | |
| Model | DH2.5/10.4L | |
| Manufacturer part number | 1SNA290271R1600 | |
| Product type | Spring-clamp miniblock terminal | |
| Function | Feed-through | |
| Connection type | Spring clamp | |
| Number of levels | 1 | |
| Rated cross-section | 2.5 mm² | |
| Rated current | 24 A | |
| Rated voltage | 800 V | |
| Maximum operating voltage UL/CSA | 600 V | |
| Rated impulse withstand voltage | 8 kV | |
| Rated short-time withstand current | 300 A for 1 s | |
| Flexible conductor capacity | 0.12–2.5 mm² | |
| Rigid conductor capacity | 0.12–4 mm² | |
| Conductor with insulated ferrule | 0.5–1.5 mm² | |
| UL/CSA conductor range | 26–12 AWG | |
| Wire stripping length | 9.5 mm | |
| Spacing | 10 mm | |
| Colour | Grey | |
| Insulation material | Polyamide | |
| Protection rating | IP20 | |
| Pollution degree | 3 | |
| Flammability rating | UL94 V-0 | |
| Dimensions (H × W × D) | 33 × 10 × 24.5 mm | |
| Weight | 6 g | |
| Operating ambient temperature | -55 to +110 °C | |
| EAN | 3472592902715 |
Frequently Asked Questions
What is the TE Connectivity DH2.5/10.4L 1SNA290271R1600 used for?
It is a spring-clamp feed-through miniblock terminal designed for reliable conductor connections in industrial control panels, automation equipment, machinery and other electrical installations.
What are the electrical ratings of the DH2.5/10.4L?
The terminal has a rated current of 24 A, a rated voltage of 800 V and a rated cross-section of 2.5 mm².
What conductor sizes can the 1SNA290271R1600 accept?
The spring-clamp connection accepts flexible conductors from 0.12–2.5 mm² and rigid conductors from 0.12–4 mm², with a UL/CSA conductor range of 26–12 AWG.
What type of connection does the DH2.5/10.4L use?
The DH2.5/10.4L uses spring-clamp connection technology, providing consistent contact pressure independently of installer-applied screw torque and automatic compensation for conductor creep.
What are the dimensions of the TE Connectivity 1SNA290271R1600?
The DH2.5/10.4L measures approximately 33 mm high, 10 mm wide and 24.5 mm deep and has a net weight of approximately 6 g.
Trusted Spring Terminal Technology for Industrial Applications
TE Connectivity ENTRELEC SNA spring miniblocks provide compact and dependable conductor connections for industrial electrical systems, combining consistent spring-clamp contact pressure with space-efficient construction for control, automation and machine-building applications.
