ABB OT100G2-4DSN2 100 A four-pole door-mounted switch disconnector with integrated screw terminals and IP20 protected front terminals.
£908.20
The ABB OT100G2-4DSN2, product code 1SCA162566R1001, is a robust 100 A four-pole door-mounted switch disconnector engineered to provide safe, dependable electrical isolation for industrial control panels, machinery and low-voltage power distribution systems. As part of the proven ABB OT Plus switch disconnector range, it delivers reliable switching performance in a compact G2 frame for demanding industrial applications.
Designed for front-operated door mounting, the OT100G2-4DSN2 features integrated screw terminals with IP20 protected front terminal clamps. The switch is supplied without an operating handle or shaft, allowing installers to select the appropriate external operating mechanism for the enclosure design.
With a 100 A rated operational current and a four-pole configuration, the OT100G2-4DSN2 enables simultaneous isolation of all three phases and the neutral conductor, making it ideal for industrial automation, motor control centres and electrical distribution applications.
The ABB OT100G2-4DSN2 provides dependable manual isolation of four-pole electrical circuits, allowing maintenance and servicing to be carried out safely. Its four-pole design enables simultaneous isolation of all live conductors, including the neutral, making it ideal for modern industrial installations.
As part of ABB's OT Plus range, the OT100G2-4DSN2 delivers long operational life, compact installation and dependable switching performance across industrial automation, OEM machinery and electrical distribution systems.
| Current | 100 A |
|---|---|
| Phase | Three Phase |
| Manufacturer | ABB |
| Series | OT Plus |
| Model | OT100G2-4DSN2 |
| Product ID | 1SCA162566R1001 |
| Product type | Door-mounted switch disconnector |
| Rated current (Iu) | 100 A |
| Number of poles | 4 |
| Frame size | G2 |
| Mounting type | Door mounted |
| Terminal type | Integrated screw terminals |
| Protection rating | IP20 (front terminal protection) |
| Copper conductor size | 1.5–35 mm² |
| Maximum rated operational voltage | 800 V AC |
| Conditioned short-circuit current (Iq) | 50 kA |
| Switching power at 400 V AC-23A | 45 kW |
| EAN | 6417019926018 |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
It is used to safely isolate four-pole electrical circuits in industrial machinery, control panels and power distribution systems.
Yes. The OT100G2-4DSN2 is designed for front-operated door mounting and requires a compatible external operating handle and shaft.
The ABB OT100G2-4DSN2 has a rated operational current of 100 A.
The OT100G2-4DSN2 has four poles, enabling simultaneous isolation of all three phases and the neutral conductor.
No. The external operating handle and shaft are supplied separately, allowing the installation to be configured for the enclosure.
ABB OT Plus switch disconnectors are trusted worldwide by panel builders, OEM manufacturers and industrial engineers for dependable electrical isolation, robust construction and long operational life.
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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...