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1sna115561r1500 – m4/6.d2 snbt
TE Connectivity M4/6.D2.SNBT 1SNA115561R1500 is a two-level screw clamp disconnect terminal block from the ENTRELEC SNA series for reliable industrial signal wiring and DIN rail-mounted control applications.
£3.11
Why Choose the TE Connectivity M4/6.D2.SNBT 1SNA115561R1500 Disconnect Terminal Block?
The TE Connectivity M4/6.D2.SNBT 1SNA115561R1500 is a compact and reliable two-level screw clamp disconnect terminal block designed for signal circuits in industrial control, automation and electrical distribution systems. As part of the established ENTRELEC SNA series, it provides convenient circuit isolation and dependable conductor termination in DIN rail-mounted assemblies.
This terminal block combines four-pole, two-circuit construction with a blade-type disconnect function, allowing circuits to be isolated for testing, commissioning, maintenance and troubleshooting without removing connected conductors. Its screw-clamp connection technology provides secure electrical contact, while the compact 6 mm width helps maximise wiring density inside control cabinets and terminal enclosures.
With an IEC voltage rating of 400 V, an IEC current rating of 10 A and conductor capacity up to 4 mm², the M4/6.D2.SNBT is suited to industrial signal and control wiring. Its grey polyamide 6.6 housing is rated to UL 94V-0, and the terminal can be mounted on G32, TH35-15 and TH35-7.5 DIN rails.
Key Advantages
- Compact two-level disconnect terminal block for industrial signal circuits.
- Blade disconnect function enables convenient circuit isolation and testing.
- 400 V IEC voltage rating for industrial control and signal applications.
- 10 A IEC current rating with conductor capacity up to 4 mm².
- Space-saving 6 mm terminal width for high-density control panel installations.
- Compatible with multiple common DIN rail profiles for flexible panel integration.
Key Features
- TE Connectivity ENTRELEC SNA series.
- Two-level, four-pole configuration with two circuits.
- Blade-type disconnect function.
- 10 A IEC current rating.
- 400 V IEC voltage rating.
- Supports conductors up to 4 mm² / 12 AWG.
- Durable polyamide 6.6 housing with UL 94V-0 flammability rating.
- DIN rail mounting on G32, TH35-15 and TH35-7.5 profiles.
Reliable Signal Circuit Isolation for Industrial Control Systems
Disconnect terminal blocks such as the TE Connectivity M4/6.D2.SNBT provide an accessible point for terminating and isolating electrical circuits within control panels. The integrated blade disconnect allows technicians to open a circuit without disturbing the field wiring, supporting efficient testing, commissioning and fault-finding procedures.
The ENTRELEC SNA series is designed for reliable DIN rail installation in industrial electrical assemblies. Its compact construction, screw-clamp termination and robust insulating housing make the M4/6.D2.SNBT particularly suitable for organised signal wiring where dependable connections and convenient circuit isolation are required.
Typical Applications
- Industrial control panels and electrical cabinets.
- PLC input and output signal wiring.
- Instrumentation and measurement circuits.
- Automation and process control systems.
- Machine building and OEM electrical assemblies.
- Testing, commissioning and maintenance circuits.
Technical Specifications
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| Number of Levels | 2 | |
|---|---|---|
| Product Series | TE SNA | |
| Connection | Screw clamp | |
| Terminal Type | Disconnect / Test | |
| Conductor Size | 4 mm² | |
| Colour | Grey | |
| Manufacturer | TE Connectivity / ENTRELEC | |
| Series | ENTRELEC SNA | |
| Model | M4/6.D2.SNBT | |
| Part number | 1SNA115561R1500 | |
| Product type | Screw clamp disconnect terminal block | |
| Block function | Disconnect | |
| Disconnect type | Blade | |
| Number of circuits | 2 | |
| Number of poles | 4 | |
| Number of levels | 2 | |
| Number of positions | 2 | |
| IEC voltage rating | 400 V | |
| IEC current rating | 10 A | |
| UL current rating | 20 A | |
| CSA current rating | 15 A | |
| CSA voltage rating | 600 V | |
| Maximum UL / CSA main-circuit operating voltage | 300 V | |
| IEC impulse withstand voltage | 4000 V | |
| Short-time withstand current at 1 s | 120 A | |
| Wire size | up to 4 mm² / 12 AWG | |
| Conductor capacity | 0.5–4 mm² | |
| Termination method | Screw terminal | |
| Tightening torque | 0.5 Nm | |
| Wire stripping length | 9.5 mm | |
| Product width / spacing | 6 mm | |
| Dimensions (H × W × D) | 94.5 × 6 × 96 mm | |
| Weight | 21 g | |
| Housing material | Polyamide 6.6 | |
| Colour | Grey | |
| Protection rating | IP20 | |
| Flammability rating | UL 94V-0 | |
| Operating temperature | -55 to 110 °C | |
| Installation temperature | -5 to 40 °C | |
| Mounting type | DIN rail | |
| DIN rail compatibility | G32 / TH35-15 / TH35-7.5 | |
| Circuit application | Signal |
Frequently Asked Questions
What is the TE Connectivity M4/6.D2.SNBT 1SNA115561R1500 used for?
This terminal block is designed for terminating and disconnecting signal circuits in industrial control panels, automation equipment and other DIN rail-mounted electrical assemblies.
What are the electrical ratings of this terminal block?
The M4/6.D2.SNBT has an IEC voltage rating of 400 V and an IEC current rating of 10 A, with separate UL and CSA ratings also specified by the manufacturer.
What wire sizes can the M4/6.D2.SNBT accept?
The terminal supports conductors up to 4 mm² / 12 AWG, with a specified conductor capacity range of 0.5–4 mm².
How does the disconnect function work?
The terminal block incorporates a blade-type disconnect that allows the electrical circuit to be opened for testing, maintenance or troubleshooting without removing the connected wiring.
Which DIN rails are compatible with this terminal block?
The M4/6.D2.SNBT is designed for DIN rail mounting and is compatible with G32, TH35-15 and TH35-7.5 rail profiles.
Trusted Industrial Connectivity from TE Connectivity
TE Connectivity ENTRELEC SNA terminal blocks are engineered for reliable electrical connection, organised panel wiring and convenient circuit management across industrial automation, machine building and control applications.
