ABB OT125F3 3-pole 125 A front operated switch disconnector for industrial circuit isolation, control panels, machinery and low voltage power distribution applications.
£115.71
The ABB OT125F3 is a compact and reliable 3-pole switch disconnector designed for safe manual isolation of electrical circuits in industrial control panels, machinery and low voltage power distribution systems. As part of the proven ABB OT Series, it provides dependable switching performance for panel builders, OEMs and electrical engineers requiring robust circuit isolation.
This front operated, non-fusible switch disconnector is suitable for both base mounting and DIN rail mounting, giving installers flexibility when designing control cabinets and distribution assemblies. Its protected clamp terminals, compact body and durable mechanical construction make it well suited to demanding industrial environments where safety and reliability are essential.
With a 125 A current rating, 3-pole configuration and suitability for low voltage switching applications, the OT125F3 is ideal for machinery isolation, motor control centres, switchboards and industrial automation panels. The operating handle and shaft are supplied separately, allowing the installation to be configured to suit the enclosure and panel layout.
Switch disconnectors such as the ABB OT125F3 provide a safe and dependable method of isolating electrical circuits during installation, maintenance and servicing. By allowing circuits to be manually disconnected from the supply, they help protect personnel and equipment while supporting safe working procedures in industrial environments.
The OT125F3 is well suited to three-phase applications where compact installation, reliable switching and flexible mounting are required. Its front operated design makes it easy to integrate into control panels, switchboards and machinery where dependable manual isolation is essential.
| Current | 125 A |
|---|---|
| Phase | Three Phase |
| Manufacturer | ABB |
| Series | OT Switch Disconnectors |
| Model | OT125F3 |
| Product ID | 1SCA105033R1001 |
| EAN | 6417019391632 |
| Product type | Switch disconnector / non-fusible disconnect switch |
| Rated operational current | 125 A |
| Number of poles | 3 |
| Rated operational voltage | Up to 600 V AC |
| Operation | Front operated |
| Mounting type | Base mounting / DIN rail mountable |
| Terminal type | Front protected clamp terminals |
| Protection rating | IP20 |
| Standards | IEC 60947-3 / UL 98 / CSA |
| Handle and shaft | Not included |
| Dimensions (H × W × D) | approx. 100 × 70 × 74 mm |
| Weight | approx. 0.36 kg |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
The OT125F3 is used to safely isolate electrical circuits in industrial control panels, machinery, switchboards and low voltage distribution systems.
The ABB OT125F3 has a 3-pole configuration, making it suitable for three-phase circuit isolation applications.
The OT125F3 has a rated operational current of 125 A.
Yes. The OT125F3 is suitable for base mounting and DIN rail mounting, giving installers flexibility in control panel and switchboard applications.
No. The operating handle and shaft are not included and should be selected separately to suit the enclosure depth and installation requirements.
ABB OT Series switch disconnectors are widely used by electrical engineers, OEM machine builders and panel manufacturers to deliver safe isolation, reliable switching and compact installation in industrial power 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...