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1sna115688r2500 – m6/8.snb switch terminal block
TE Connectivity M6/8.SNB 1SNA115688R2500 is a 6 mm² screw clamp switch disconnect terminal block rated at 15 A and 400 V with blade isolation for industrial control panels, switchgear and automation systems.
£3.58
Why Choose the TE Connectivity M6/8.SNB 1SNA115688R2500 Switch Disconnect Terminal Block?
The TE Connectivity M6/8.SNB 1SNA115688R2500 is a robust screw clamp switch disconnect terminal block designed for reliable circuit isolation in industrial control panels, switchgear and automation systems. As part of the established TE Connectivity ENTRELEC SNA series, it combines secure conductor termination with an accessible blade disconnect mechanism, allowing individual circuits to be opened for testing, commissioning and maintenance without removing the connected wiring.
The M6/8.SNB incorporates a disconnect blade that can be operated by hand or with a screwdriver, providing a straightforward method of isolating a circuit while retaining the existing field connections. Its screw-clamp termination technology provides dependable conductor retention, while its profile aligns with the M6/8 feed-through terminal block for neat installation and consistent marking across mixed terminal assemblies.
With a rated current of 15 A, rated voltage of 400 V and rated conductor cross-section of 6 mm², the M6/8.SNB is suitable for a wide range of industrial control and distribution applications. Its compact 8 mm width and compatibility with G32, TH35-7.5 and TH35-15 DIN rails make it easy to integrate into new or existing electrical control cabinets.
Key Advantages
- Reliable switch disconnect terminal block for industrial circuit isolation.
- 15 A rated current and 400 V rated voltage for industrial control applications.
- Blade disconnect mechanism can be operated by hand or with a screwdriver.
- Accepts flexible conductors from 0.5–6 mm² and rigid conductors from 0.5–10 mm².
- 180 A short-time withstand current for 1 s provides robust electrical performance.
- Compact 8 mm width with universal mounting on common G32 and TH35 DIN rails.
Key Features
- TE Connectivity ENTRELEC SNA series.
- 6 mm² screw clamp disconnect terminal block.
- Blade-type switch disconnect for convenient circuit isolation.
- 15 A rated current.
- 400 V rated voltage.
- 4000 V rated impulse withstand voltage.
- Durable polyamide insulation with UL 94V-0 flammability rating.
- DIN rail mounting on G32, TH35-7.5 and TH35-15 profiles.
Reliable Circuit Isolation for Industrial Control Systems
Switch disconnect terminal blocks such as the TE Connectivity M6/8.SNB provide an accessible method of opening individual electrical circuits without removing permanently installed conductors. The integrated blade can be operated by hand or with a screwdriver, allowing engineers to isolate circuits efficiently during testing, commissioning, troubleshooting and planned maintenance.
The ENTRELEC SNA series is designed for dependable industrial panel wiring, and the M6/8.SNB combines robust screw-clamp termination with flexible DIN rail mounting and a compact footprint. Its profile matches the M6/8 feed-through terminal block, allowing disconnect and feed-through terminals to be installed together while maintaining an aligned terminal row and consistent marking arrangement.
Typical Applications
- Industrial control panels and electrical cabinets.
- Switchgear and power distribution assemblies.
- PLC and automation control circuits.
- Machine building and OEM electrical systems.
- Process control and instrumentation wiring.
- Testing, commissioning and maintenance circuits.
Technical Specifications
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| Number of Levels | 1 | |
|---|---|---|
| Product Series | TE SNA | |
| Connection | Screw clamp | |
| Terminal Type | Disconnect / Test | |
| Conductor Size | 6 mm² | |
| Colour | Grey | |
| Manufacturer | TE Connectivity / ENTRELEC | |
| Series | ENTRELEC SNA | |
| Model | M6/8.SNB | |
| Part number | 1SNA115688R2500 | |
| Product type | Screw clamp switch disconnect terminal block | |
| Block function | Disconnect | |
| Disconnect type | Blade | |
| Rated current | 15 A | |
| Rated voltage | 400 V | |
| Maximum UL / CSA operating voltage | 300 V | |
| Rated impulse withstand voltage | 4000 V | |
| Dielectric test voltage | 2500 V | |
| Short-time withstand current at 1 s | 180 A | |
| Rated cross-section | 6 mm² | |
| Flexible conductor capacity | 0.5–6 mm² | |
| Rigid conductor capacity | 0.5–10 mm² | |
| UL / CSA conductor capacity | 22–8 AWG | |
| Connection type | Screw clamp | |
| Tightening torque | 0.8 Nm according to IEC 60947-1 | |
| Manufacturer maximum tightening torque | 1 Nm | |
| Recommended screwdriver | 4.5 mm | |
| Wire stripping length | 12 mm | |
| Number of levels | 1 | |
| Gauge type | A5 | |
| Product width / spacing | 8 mm | |
| Dimensions (H × W × D) | 47 × 8 × 44.5 mm | |
| Weight | approx. 19 g | |
| Insulation material | Polyamide | |
| Colour | Grey | |
| Protection rating | IP20 | |
| Pollution degree | 3 | |
| Flammability rating | UL 94V-0 | |
| Operating temperature | -55 to +110 °C | |
| Mounting type | DIN rail | |
| DIN rail compatibility | G32 / TH35-7.5 / TH35-15 | |
| EAN | 3472591156881 | |
| Country of origin | Poland |
Frequently Asked Questions
What is the TE Connectivity M6/8.SNB 1SNA115688R2500 used for?
The M6/8.SNB is a screw clamp switch disconnect terminal block used to terminate and isolate individual circuits in industrial control panels, switchgear, automation equipment and machine wiring systems.
What are the current and voltage ratings of the M6/8.SNB?
The M6/8.SNB has a rated current of 15 A and a rated voltage of 400 V.
What cable sizes can the M6/8.SNB accept?
The terminal block accepts flexible conductors from 0.5–6 mm² and rigid conductors from 0.5–10 mm², with a rated cross-section of 6 mm².
How does the M6/8.SNB disconnect function work?
The terminal incorporates a blade disconnect that can be operated by hand or with a screwdriver, allowing the connected circuit to be opened for testing or maintenance without removing the field wiring.
Which DIN rails are compatible with the M6/8.SNB?
The M6/8.SNB is compatible with G32, TH35-7.5 and TH35-15 DIN rail profiles, making it suitable for a wide range of industrial control panel assemblies.
Trusted Industrial Connectivity from TE Connectivity
TE Connectivity ENTRELEC SNA disconnect terminal blocks provide dependable conductor termination and convenient circuit isolation for industrial automation, switchgear, machine building and professional control panel applications.
