Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
1SCA123843R1001 ABB OTDC25FT3 3 Pole 1000VDC 32A Switch Disconnector
ABB OTDC25FT3 3-pole door-mounted DC switch disconnector rated at 25 A and 1000 V DC for photovoltaic systems, battery storage and industrial DC isolation.
£86.76
Why Choose the ABB OTDC25FT3 DC Switch Disconnector?
The ABB OTDC25FT3 (Part Number 1SCA123843R1001) is a compact door-mounted DC switch disconnector designed to provide safe and dependable isolation of direct current circuits in photovoltaic systems, battery energy storage installations and industrial DC applications. As part of the proven ABB OTDC switch disconnector range, it delivers reliable manual switching while helping protect personnel and equipment during maintenance and servicing.
Designed specifically for door-mounted installations, the OTDC25FT3 features IP20 protected terminal clamps and includes the required terminal bolt kit and jumpers for installation. The operating handle and shaft are supplied separately, allowing installers to select the most suitable operating mechanism for the enclosure.
With a 25 A rated operational current at 1000 V DC, a 3-pole single-circuit configuration and robust ABB construction, the OTDC25FT3 is ideal for solar combiner boxes, battery storage systems and industrial DC distribution equipment requiring reliable isolation.
Key Advantages
- Compact door-mounted DC switch disconnector.
- 25 A rated operational current at up to 1000 V DC.
- 3-pole single-circuit configuration.
- Designed specifically for door mounting.
- Reliable ABB engineering for demanding DC applications.
- Ideal for photovoltaic and battery energy storage systems.
Key Features
- ABB OTDC Series.
- Model OTDC25FT3.
- 25 A rated operational current.
- 1000 V DC operating voltage.
- 3-pole switching configuration.
- Single-circuit operation.
- Door-mounted installation.
- IP20 protected terminal clamps.
- Terminal bolt kit and jumpers included.
- Operating handle and shaft supplied separately.
- Manufactured to IEC 60947-1 and IEC 60947-3.
Reliable DC Isolation for Renewable Energy Systems
The ABB OTDC25FT3 is engineered to safely isolate direct current circuits in photovoltaic arrays, battery storage systems and industrial DC installations. Its compact door-mounted design makes it ideal for electrical enclosures where dependable switching and straightforward operation are essential.
Manufactured using ABB's proven DC switching technology, the OTDC25FT3 delivers reliable long-term performance while helping improve operational safety whenever maintenance or servicing is required.
Typical Applications
- Photovoltaic (PV) systems.
- Solar combiner boxes.
- Battery energy storage systems.
- Industrial DC distribution.
- Electrical control panels.
- Renewable energy installations.
Technical Specifications
Tick the specs you need, then view products that match.
| Voltage | 1000 V | |
|---|---|---|
| Mounting Type | Door / front mounting | |
| Device Type | Switch Disconnector | |
| Supply Type | DC | |
| Product Series | ABB OTDC | |
| Current | 32 A | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| Poles | 3-pole | |
| Manufacturer | ABB | |
| Series | OTDC Switch Disconnectors | |
| Model | OTDC25FT3 | |
| Manufacturer Part Number | 1SCA123843R1001 | |
| Product type | DC switch disconnector | |
| Rated operational current | 25 A | |
| Rated operational voltage | 1000 V DC | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 8 kV | |
| Conventional thermal current (Ith) | 32 A | |
| Number of poles | 3 | |
| Number of circuits | Single circuit | |
| Mounting type | Door mounting | |
| Terminal type | Screw terminals (2.5–16 mm²) | |
| Protection rating | IP20 | |
| Dimensions (H × W × D) | 69 × 52.5 × 76 mm | |
| Weight | Approx. 0.20 kg | |
| HS Code | 85365080 | |
| Country of Manufacture | Estonia |
Frequently Asked Questions
What is the ABB OTDC25FT3 used for?
The OTDC25FT3 provides safe manual isolation of direct current circuits in photovoltaic systems, battery storage installations and industrial DC applications.
What are the current and voltage ratings?
The switch is rated at 25 A with a maximum operational voltage of 1000 V DC.
How many poles does the OTDC25FT3 have?
The switch features a 3-pole single-circuit configuration.
Is the switch designed for door mounting?
Yes. The OTDC25FT3 is specifically designed for installation in door-mounted electrical enclosures.
Are the operating handle and shaft included?
No. The operating handle and shaft are supplied separately, while the required terminal bolt kit and jumpers are included.
Trusted by Renewable Energy Professionals Worldwide
ABB OTDC switch disconnectors are trusted by panel builders, renewable energy installers and industrial engineers for delivering dependable DC isolation, compact installation and long-term operational reliability.
