ABB OT100G2-4BSN1 100 A four-pole front-operated switch disconnector with base or DIN-rail mounting, integrated screw terminals and a padlockable direct-mounted handle.
£85.26
The ABB OT100G2-4BSN1, product code 1SCA162556R1001, is a robust 100 A four-pole switch disconnector designed to provide safe and dependable electrical isolation for industrial control panels, machinery and low-voltage power distribution systems. As part of the reliable ABB OT Plus switch disconnector series, it combines high switching performance with a compact, installer-friendly design suitable for demanding industrial applications.
Designed for front operation, the OT100G2-4BSN1 supports both base mounting and DIN-rail mounting, making it ideal for OEM machine builders, panel manufacturers and electrical contractors. It features integrated screw terminals and is suitable for installations using a 45 mm DIN cut-out, simplifying panel design and installation.
With a rated current of 100 A and a four-pole configuration, the OT100G2-4BSN1 is suitable for isolating three-phase systems including the neutral conductor. The supplied direct-mounted knob handle can be padlocked in the OFF position for enhanced maintenance safety, while compatibility with an operating shaft allows external operation through the enclosure door.
The ABB OT100G2-4BSN1 provides a reliable means of disconnecting electrical equipment from its power supply, allowing maintenance, inspection and servicing to be carried out safely. Its four-pole construction enables simultaneous isolation of all live conductors, including the neutral where required.
Engineered for demanding industrial environments, the ABB OT Plus range is trusted for dependable switching performance, long service life and straightforward installation in automation systems, machinery and electrical distribution equipment.
| Current | 100 A |
|---|---|
| Phase | Three Phase |
| Manufacturer | ABB |
| Series | OT Plus |
| Model | OT100G2-4BSN1 |
| Product ID | 1SCA162556R1001 |
| Product type | Switch disconnector |
| Rated current | 100 A |
| Number of poles | 4 |
| Rated operational voltage | Up to 690 V AC |
| Mounting type | Base or DIN-rail mounting |
| Operation type | Front operated |
| Terminal type | Integrated screw terminals |
| Protection rating | IP20 (front) |
| Frame size | G2 |
| Conditioned short-circuit current | 50 kA |
| Switching power at 400 V | 45 kW |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
It is designed to safely isolate four-pole electrical circuits in industrial machinery, control panels and power distribution systems.
The switch disconnector has a rated current of 100 A.
The four-pole configuration allows all three phases and the neutral conductor to be isolated simultaneously where required.
Yes. It supports both DIN-rail mounting and base mounting for flexible installation.
Yes. The supplied direct-mounted knob handle can be padlocked in the OFF position to support safe lockout and maintenance procedures.
ABB OT Plus switch disconnectors are trusted worldwide by industrial engineers, OEM manufacturers and panel builders for reliable electrical isolation, robust construction and dependable long-term performance.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...