ABB OT16G1-3MS OT Plus 16 A three-pole switch disconnector with screw terminals, DIN rail mounting and padlockable handle for industrial electrical isolation.
£252.10
The ABB 1SCA163366R1001, also known as the OT16G1-3MS, is a compact and dependable three-pole switch disconnector designed to provide safe manual isolation in industrial electrical systems. Part of the trusted ABB OT Plus switch disconnector range, it offers reliable switching performance for machine builders, OEMs and panel manufacturers.
Designed for base mounting and DIN rail installation, this model features protected screw terminals and includes a padlockable direct-mounted handle, allowing secure operation and helping prevent accidental energisation during maintenance. Its compact modular design makes it well suited to modern electrical control panels.
With a 16 A operational current, three-pole configuration and suitability for applications up to 800 V AC, the ABB OT16G1-3MS provides dependable isolation for machinery, motor circuits and industrial power distribution systems.
Switch disconnectors provide a safe and visible means of isolating electrical circuits during maintenance, servicing and emergency shutdown procedures. The ABB OT Plus range combines compact dimensions with durable construction to provide dependable performance in demanding industrial environments.
The ABB OT16G1-3MS is designed to simplify installation while delivering long service life. Its DIN rail compatibility, protected terminals and included operating handle make it an excellent solution for electrical control panels and industrial automation equipment.
| Current | 16 A |
|---|---|
| Phase | Three Phase |
| Manufacturer | ABB |
| Series | OT Plus Switch Disconnectors |
| Model | OT16G1-3MS |
| Order code | 1SCA163366R1001 |
| Product type | Switch disconnector |
| Rated operational current | 16 A |
| Rated operational voltage | Up to 800 V AC |
| Rated insulation voltage (Ui) | 800 V |
| Number of poles | 3 |
| Mounting type | Base mounting / DIN rail mounting |
| Terminal type | Protected screw terminals |
| Protection rating | IP20 (front) |
| Operating handle | Direct-mounted padlockable handle included |
| Dimensions (H × W × D) | approx. 71 × 37 × 37 mm |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
It is used to safely isolate electrical circuits in industrial machinery, control panels and low-voltage power distribution systems.
The ABB OT16G1-3MS has a 16 A rated operational current.
Yes. It is designed for both base mounting and DIN rail installation.
Yes. The switch is supplied with a padlockable direct-mounted operating handle for safe and convenient operation.
It is commonly installed in industrial control panels, machinery and electrical distribution systems requiring reliable manual isolation.
ABB OT Plus switch disconnectors are trusted by electrical engineers, panel builders and OEM manufacturers for dependable electrical isolation, compact installation and long-term operational reliability.
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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...