ABB OTDC160E22 DC switch disconnector rated at 160 A and 1000 V DC for photovoltaic, battery energy storage and industrial DC isolation applications.
The ABB OTDC160E22 (SKU 1SCA125844R1001) is a robust DC switch disconnector designed for the safe isolation of direct current circuits in photovoltaic (PV), battery energy storage and industrial DC power applications. As part of the proven ABB OTDC switch disconnector range, it delivers reliable switching performance, compact installation and long service life for demanding renewable energy and industrial environments.
Designed specifically for high voltage DC applications, the OTDC160E22 combines a compact footprint with low power losses and dependable switching characteristics. The switch includes a terminal bolt kit for secure electrical connections, while the operating handle and shaft are supplied separately to allow flexible installation options within electrical panels and enclosures.
With a 160 A rated operational current, 1000 V DC rating and 4-pole double circuit configuration, the OTDC160E22 provides dependable isolation for modern renewable energy systems and industrial DC installations.
The ABB OTDC160E22 is engineered to provide safe and dependable isolation of high voltage DC circuits. Its optimised switching mechanism, compact construction and durable contacts help improve operational safety while minimising installation space requirements in photovoltaic arrays, battery storage systems and industrial DC power distribution.
As part of ABB's internationally recognised OTDC product family, the OTDC160E22 offers dependable operation, low maintenance requirements and straightforward integration into modern electrical installations requiring high performance DC switching.
| Current | 160 A |
|---|---|
| Voltage | 000 V |
| Phase | Three Phase |
| IP Rating | IP20 |
| Manufacturer | ABB |
| Series | OTDC DC Switch Disconnectors |
| Model | OTDC160E22 |
| SKU | 1SCA125844R1001 |
| Product type | DC switch disconnector |
| Rated operational current | 160 A |
| Rated operational voltage | 1000 V DC |
| Rated insulation voltage (Ui) | 1500 V |
| Rated impulse withstand voltage (Uimp) | 12 kV |
| Short-circuit making capacity | 10 kA at 1000 V DC |
| Number of poles | 4 |
| Mounting type | Base mounting |
| Connection type | Bolt connection |
| Protection rating | IP20 |
| Dimensions (H × W × D) | approx. 262 × 185.4 × 90.5 mm |
| Weight | approx. 2.3 kg |
| HS Code | 85365080 |
| Country of Manufacture | Finland |
The OTDC160E22 safely isolates direct current circuits in photovoltaic systems, battery energy storage installations and industrial DC power systems.
The ABB OTDC160E22 has a 160 A IEC rated operational current.
The switch is designed for applications operating up to 1000 V DC.
No. The switch includes the terminal bolt kit, while the operating handle and operating shaft are supplied separately.
It is typically installed in photovoltaic combiner boxes, battery storage systems, industrial DC distribution panels and renewable energy equipment.
ABB OTDC switch disconnectors are trusted by electrical engineers, panel builders and renewable energy professionals worldwide for delivering safe, efficient and dependable DC isolation in demanding installations.
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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...