ABB OTHV160G04 4-pole 160A switch disconnector for 800 to 1000 V AC industrial electrical isolation and power distribution applications.
The ABB OTHV160G04 (1SCA162954R1001) is a heavy-duty 4-pole switch disconnector designed to provide safe and dependable manual isolation for industrial electrical systems operating between 800 and 1000 V AC. Engineered for demanding applications including power distribution, renewable energy installations and industrial control panels, it delivers reliable switching performance and long-term durability.
As part of ABB's trusted OTHV switch disconnector series, this front-operated, base-mounted switch is designed for straightforward installation and dependable operation. The operating handle and shaft are supplied separately, allowing installers to configure the switch to suit individual panel layouts and application requirements.
With a 160 A rated operational current at 800 V AC, 125 A at 1000 V AC, robust screw terminals and a compact design, the OTHV160G04 offers dependable electrical isolation for industrial machinery, switchboards and commercial power systems.
The ABB OTHV160G04 provides a safe method of isolating electrical circuits during maintenance and servicing, helping protect both personnel and equipment. Its four-pole configuration enables complete isolation of multi-phase electrical systems, making it ideal for demanding industrial environments.
Designed for long service life and dependable performance, the switch is widely used by OEM manufacturers, panel builders and industrial electricians requiring robust manual isolation in high-voltage applications.
| Current | 160 A |
|---|---|
| Voltage | 800 V |
| Phase | Three Phase |
| IP Rating | IP20 |
| Manufacturer | ABB |
| Series | OTHV |
| Model | OTHV160G04 |
| Manufacturer Part Number | 1SCA162954R1001 |
| Product type | Switch disconnector |
| Number of poles | 4 |
| Rated operational voltage | 800 to 1000 V AC |
| Rated operational current (AC-21A) | 160 A at 800 V, 125 A at 1000 V |
| Rated operational current (AC-22A) | 125 A at 800 V, 100 A at 1000 V |
| Rated insulation voltage (Ui) | 1000 V |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Protection rating | IP20 |
| Connection type | Screw terminals |
| Cable size | Cu 10 to 70 mm² |
| Mechanical durability | 20,000 operations |
| Mounting type | Base mounting |
| Dimensions (H × W × D) | 130 × 150 × 73 mm |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
It provides safe manual isolation of electrical circuits in industrial power distribution, machinery and renewable energy installations.
The OTHV160G04 features a 4-pole switching configuration.
It is designed for applications operating between 800 and 1000 V AC.
No. The operating handle and shaft are supplied separately to allow flexible installation configurations.
It is commonly installed in industrial switchboards, distribution panels and renewable energy systems requiring reliable manual isolation.
ABB OTHV switch disconnectors are trusted by electrical engineers, panel builders and OEM manufacturers for dependable electrical isolation, robust construction and reliable long-term performance in demanding industrial applications.
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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...