ABB OT160G3-4BSN1 160A 4-pole switch disconnector with left-hand neutral pole, base plate and DIN rail mounting for industrial electrical isolation.
£190.51
The ABB OT160G3-4BSN1 (SKU: 1SCA162527R1001) is a heavy-duty 4-pole switch disconnector engineered for safe and reliable electrical isolation in industrial machinery, OEM equipment and low-voltage power distribution systems. As part of the proven ABB OT Plus switch disconnector series, it combines dependable switching performance with robust construction and flexible installation, making it an excellent choice for demanding industrial environments.
Designed for base plate or DIN rail mounting, the OT160G3-4BSN1 features integrated screw terminals with front IP20 protected terminal clamps for safe and efficient wiring. It is supplied with a direct-mounted, padlockable operating handle and can also be fitted with an external operating shaft where remote operation is required.
With a rated permanent current of 160 A, a 4-pole configuration featuring a left-hand neutral pole (N1) and a maximum operating voltage of 800 V AC, the OT160G3-4BSN1 is ideal for isolating three-phase systems with neutral in industrial automation, motor control centres and commercial power distribution installations.
Switch disconnectors provide a safe and visible method of isolating electrical circuits before maintenance, servicing and equipment replacement. The ABB OT160G3-4BSN1 enables reliable isolation of all three phases together with the left-hand neutral conductor, helping improve electrical safety while reducing downtime across industrial installations.
Part of ABB's proven OT Plus range, this switch disconnector combines robust construction, dependable switching performance and flexible installation options, making it a preferred solution for electrical contractors, panel builders and OEM manufacturers.
| Current | 160 A |
|---|---|
| Manufacturer | ABB |
| Series | OT Plus |
| Model | OT160G3-4BSN1 |
| Order code | 1SCA162527R1001 |
| Product type | Switch disconnector |
| Rated permanent current (Iu) | 160 A |
| Number of poles | 4 |
| Neutral position | N1 (4th pole left) |
| Maximum rated operating voltage | 800 V AC |
| Switching power at 400 V AC | 55 kW |
| Rated short-time withstand current (Icw) | 2.5 kA |
| Conditioned short-circuit current (Iq) | 50 kA |
| Connection type | Screw terminals |
| Mounting type | Base plate / DIN rail |
| Protection rating | IP20 terminal protection (front) |
| Dimensions (H × W × D) | approx. 123 × 95.5 × 74.6 mm |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
The ABB OT160G3-4BSN1 is used to safely isolate four-pole electrical circuits in industrial machinery, switchboards and power distribution systems.
The switch has a rated permanent current of 160 A.
N1 indicates the switch has a left-hand fourth neutral pole, allowing all three phases and the neutral conductor to be isolated together.
Yes. The OT160G3-4BSN1 is supplied with a direct-mounted, padlockable operating handle and supports external shaft operation if required.
It is commonly installed in industrial control panels, switchboards, OEM machinery and commercial power distribution systems.
ABB OT Plus switch disconnectors are trusted by electrical engineers, panel builders and OEM manufacturers for dependable circuit isolation, reliable switching performance and long-term durability in demanding industrial environments.
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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...