ABB OTDC32F2 DC switch disconnector with two-pole configuration, 32 A rating at 660 V DC and 20 A rating at 1000 V DC for industrial and photovoltaic applications.
£89.97
The ABB 1SCA121456R1001 is a compact and reliable OTDC32F2 DC switch disconnector designed for safe isolation and switching of direct current electrical circuits in industrial, renewable energy and photovoltaic applications. As part of the trusted ABB OTDC switch disconnector series, it provides dependable DC switching performance for demanding low-voltage systems.
The OTDC32F2 is engineered for applications requiring secure manual isolation, including solar PV systems, battery storage solutions and industrial DC distribution panels. Its robust construction, compact footprint and flexible mounting options make it suitable for modern electrical installations.
With a 32 A rated current at 660 V DC, 20 A rated current at 1000 V DC and a two-pole configuration, the ABB 1SCA121456R1001 provides reliable circuit isolation for photovoltaic and industrial DC applications.
DC switch disconnectors such as the ABB OTDC32F2 provide a safe and reliable method of isolating electrical circuits during maintenance, installation and emergency shutdown procedures. They are essential components in systems where secure DC switching is required.
The ABB OTDC range is designed for photovoltaic installations, battery systems and industrial DC applications where compact design, high reliability and safe operation are critical. The 1SCA121456R1001 delivers dependable switching performance in modern energy systems.
| Current | 45 A |
|---|---|
| Voltage | 000 V |
| IP Rating | IP20 |
| Manufacturer | ABB |
| Series | OTDC |
| Model | OTDC32F2 |
| Product code | 1SCA121456R1001 |
| Product type | DC switch disconnector |
| Number of poles | 2P |
| Rated operational current | 20 A at 1000 V DC |
| Rated operational voltage | 1000 V DC |
| Rated insulation voltage | 1000 V |
| Rated impulse withstand voltage | 8 kV |
| Short-time withstand current | 0.8 kA for 1 second |
| Mounting type | Base mounting / DIN rail mounting |
| Terminal type | Screw terminals |
| Protection rating | IP20 |
| Dimensions (H × W × D) | approx. 89 × 52.5 × 66.2 mm |
| Weight | approx. 0.14 kg |
| HS Code | 85365080 |
| Country of Manufacture | Estonia |
The ABB 1SCA121456R1001 is a DC switch disconnector used for safe isolation and switching of direct current circuits in industrial and renewable energy applications.
The OTDC32F2 supports 32 A at 660 V DC and 20 A at 1000 V DC depending on the application configuration.
The switch disconnector is rated for DC systems up to 1000 V DC.
The ABB 1SCA121456R1001 features a two-pole (2P) switching configuration.
The switch is commonly installed in photovoltaic systems, battery storage equipment and industrial DC control panels.
ABB OTDC switch disconnectors are trusted by electrical engineers, renewable energy specialists and OEM manufacturers for safe DC isolation, reliable switching and efficient integration into modern 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...