ABB OT40G1-3MS 40 A three-pole OT Plus switch disconnector with protected screw terminals, direct-mounted padlockable handle and DIN-rail or base mounting.
£314.90
The ABB 1SCA163488R1001, also known as the OT40G1-3MS, is a premium 40 A three-pole switch disconnector designed for the safe isolation of low-voltage electrical circuits in industrial, commercial and OEM applications. Part of the trusted ABB OT Plus switch disconnector range, it combines dependable switching performance, compact dimensions and rapid installation for modern electrical systems.
The OT40G1-3MS features front-operated manual switching, protected IP20 screw terminals and is supplied with a direct-mounted, padlockable operating handle. Designed for both DIN-rail and base mounting, it provides a safe, reliable and space-saving solution for electrical isolation in control panels and switchboards.
With a rated operational current of 40 A, a three-pole configuration and a maximum operational voltage of 800 V AC, the OT40G1-3MS delivers reliable isolation for three-phase electrical systems. Its compact G1 frame allows efficient use of enclosure space while maintaining ABB's renowned long-term reliability.
The ABB OT40G1-3MS provides safe manual isolation of three-phase electrical circuits during maintenance, servicing and equipment shutdown. Its robust switching mechanism disconnects all live conductors simultaneously, helping improve operator safety while protecting connected equipment from accidental energisation.
Engineered for demanding industrial environments, ABB OT Plus switch disconnectors are widely specified by panel builders, OEM manufacturers and electrical contractors thanks to their compact construction, long mechanical life and dependable switching performance.
| Current | 40 A |
|---|---|
| Phase | Three Phase |
| Manufacturer | ABB |
| Series | OT Plus |
| Product ID | 1SCA163488R1001 |
| Model | OT40G1-3MS |
| Product type | Manual switch disconnector |
| Rated current | 40 A |
| Number of poles | 3 |
| Maximum operational voltage | 800 V AC |
| Rated motor power (AC-23A, 400 V) | 18.5 kW |
| Terminal type | Protected screw terminals |
| Operation | Front operated |
| Mounting type | DIN-rail / Base mounting |
| Frame size | G1 |
| Handle | Direct-mounted, padlockable |
| Protection | IP20 front terminal protection |
| Standard | IEC 60947-3 |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
It is designed to safely isolate three-phase low-voltage electrical circuits in industrial, commercial and OEM applications.
The switch disconnector has a rated operational current of 40 A.
Yes. The OT40G1-3MS is suitable for both DIN-rail mounting and base mounting.
Yes. It is supplied with a direct-mounted padlockable operating handle for safe operation and lockout during maintenance.
The OT40G1-3MS features a three-pole configuration for isolating three-phase electrical circuits.
ABB OT Plus switch disconnectors are trusted worldwide by panel builders, OEM manufacturers and electrical contractors for dependable circuit isolation, compact installation and long-term reliability in demanding industrial environments.
● Service Agreements
Credit Accounts
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
● frequently asked questions
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
● latest blog
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...