ABB OTHV125G04P 4-pole 125A switch disconnector supplied with operating handle and shaft for 800 to 1000 V AC industrial electrical isolation applications.
£310.96
The ABB OTHV125G04P (1SCA162939R1001) is a high-performance 4-pole switch disconnector engineered to provide safe, reliable manual isolation for industrial electrical systems operating at 800 to 1000 V AC. Designed for demanding power distribution, renewable energy installations and industrial control panels, this complete device is supplied with a robust operating handle and adjustable shaft for straightforward installation and dependable operation.
As part of ABB's proven OTHV switch disconnector range, the OTHV125G04P combines excellent mechanical durability with reliable switching performance. Its front-operated, base-mounted design allows convenient installation while the IP65-rated handle provides secure operation and can be padlocked in the OFF position for improved safety during maintenance.
With a 125 A rated operational current, 1000 V AC maximum operational voltage and screw terminal connections, the OTHV125G04P is an ideal solution for machine builders, OEMs and electrical contractors requiring dependable circuit isolation in demanding industrial environments.
The ABB OTHV125G04P provides safe isolation of electrical circuits during maintenance, servicing and inspection, helping protect personnel while preventing unintended energisation of equipment. Its four-pole design enables complete disconnection of multi-phase systems where switching of all conductors is required.
Supplied as a complete package with an operating handle and adjustable shaft, the switch simplifies installation while delivering dependable performance in industrial switchboards, renewable energy systems and OEM machinery.
| Current | 125 A |
|---|---|
| Voltage | 800 V |
| Phase | Three Phase |
| IP Rating | IP20 |
| Manufacturer | ABB |
| Series | OTHV |
| Model | OTHV125G04P |
| Manufacturer Part Number | 1SCA162939R1001 |
| Product type | Switch disconnector |
| Number of poles | 4 |
| Rated operational voltage | 800 to 1000 V AC |
| Rated operational current (AC-21A) | 125 A |
| Rated insulation voltage (Ui) | 1000 V |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Protection rating | IP20 (switch), IP65 (handle) |
| Connection type | Screw terminals |
| Mounting type | Base mounting |
| Dimensions (H × W × D) | approx. 130 × 150 × 73 mm |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
It is used to safely isolate electrical circuits in industrial power distribution, renewable energy and machinery applications.
Yes. The OTHV125G04P is supplied complete with a black ON/OFF operating handle and adjustable shaft.
The switch is suitable for systems operating between 800 and 1000 V AC.
The OTHV125G04P features a 4-pole switching configuration.
It is commonly installed in industrial switchboards, electrical distribution panels and renewable energy systems requiring reliable manual isolation.
ABB OTHV switch disconnectors are trusted by electrical engineers, OEM manufacturers and panel builders for dependable electrical isolation, long service life and reliable performance 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...