ABB OTC80G3-4BS 80 A four-pole manual change-over switch with I-0-II operation, base and DIN-rail mounting, padlockable direct handle and screw terminals for industrial power transfer applications.
The ABB OTC80G3-4BS, product code 1SCA162746R1001, is a premium four-pole manual change-over switch designed for safe and reliable transfer between two independent power supplies. As part of the trusted ABB OT Plus Change-Over Switch range, it provides dependable I-0-II operation for industrial electrical distribution, standby generator systems and commercial power installations.
Designed for electrical contractors, OEMs and panel builders, the OTC80G3-4BS features a compact front-operated design suitable for both base and DIN-rail mounting. Integrated screw terminals provide fast, secure installation, while the supplied padlockable direct-mounted operating handle improves operational safety during maintenance and servicing.
With a rated current of 80 A, a four-pole switching configuration and compliance with IEC 60947-3 and UL98, this change-over switch is ideal for safely transferring loads between mains and standby power supplies whilst providing complete circuit isolation.
The ABB OTC80G3-4BS safely transfers electrical loads between two separate power sources whilst ensuring complete isolation through its centre OFF position. Its four-pole design switches all three phases together with the neutral conductor, making it particularly suitable for standby generator systems and critical power installations.
Manufactured to ABB's high engineering standards, the OTC80G3-4BS delivers dependable mechanical performance, long service life and straightforward installation, making it an excellent choice for demanding industrial and commercial electrical applications.
| Manufacturer | ABB |
|---|---|
| Series | OT Plus Change-Over Switches |
| Model | OTC80G3-4BS |
| Product ID | 1SCA162746R1001 |
| EAN | 6417019928142 |
| Product type | Manual change-over switch |
| Rated current | 80 A |
| Number of poles | 4 |
| Operating positions | I-0-II |
| Standards | IEC 60947-3 / UL98 |
| Operational voltage | Up to 600 V AC |
| Rated operational current AC-22A / AC-23A | 80 A |
| Mounting type | Base mounting / DIN-rail mounting |
| Frame size | G3 |
| Copper conductor range | 2.5 to 70 mm² |
| UL conductor range | 12 AWG to 2/0 AWG |
| Protection rating | IP20 (front) |
| Terminal type | Screw terminals |
| Handle | Direct-mounted, padlockable knob handle |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
The OTC80G3-4BS is used to manually transfer electrical loads between two independent power supplies, such as a utility supply and a standby generator.
The ABB OTC80G3-4BS has a rated operational current of 80 A.
The four-pole configuration switches all three phases together with the neutral conductor, providing complete electrical isolation where required.
Yes. The supplied direct-mounted operating handle is padlockable to help prevent accidental or unauthorised operation during maintenance.
It is commonly installed inside electrical switchboards, generator change-over panels and industrial distribution systems using base or DIN-rail mounting.
ABB OT Plus change-over switches are trusted by electrical engineers, panel builders and OEM manufacturers for dependable manual power transfer, robust construction and reliable long-term performance in industrial electrical systems.
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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...