1SCA125126R1001 ABB OTDCP16SA11M 2 Pole 1000VDC 16A Switch Disconnector
ABB OTDCP16SA11M enclosed DC switch disconnector with IP65 enclosure, 16 A operational current and 1000 V DC rating for photovoltaic and industrial DC isolation.
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Why Choose the ABB OTDCP16SA11M Enclosed DC Switch Disconnector?
The ABB OTDCP16SA11M (1SCA125126R1001) is a premium enclosed DC switch disconnector developed for photovoltaic (PV) systems, battery energy storage installations and industrial DC applications. As part of the proven ABB OTDCP enclosed switch disconnector range, it provides safe and dependable isolation of direct current circuits within a durable IP65 enclosure suitable for demanding indoor and outdoor environments.
Supplied in a UV-resistant glass reinforced polycarbonate enclosure, the OTDCP16SA11M features a red and yellow selector handle with integrated cover interlock and padlocking capability, making it suitable for applications requiring highly visible emergency isolation. Its compact design and robust construction ensure long-term reliability in renewable energy installations.
With a 16 A rated operational current, support for up to 1000 V DC and an IP65 weatherproof enclosure, the ABB OTDCP16SA11M is ideally suited for solar combiner boxes, photovoltaic arrays, battery storage systems and industrial DC isolation applications.
Key Advantages
Compact enclosed DC switch disconnector for photovoltaic systems.
IP65 weatherproof enclosure suitable for indoor and outdoor installation.
16 A rated operational current for reliable DC isolation.
2-pole single circuit configuration.
Highly visible red and yellow selector handle.
Padlockable handle with integrated cover interlock for enhanced operator safety.
Key Features
ABB OTDCP enclosed switch disconnector series.
Model OTDCP16SA11M.
Manufacturer part number: 1SCA125126R1001.
16 A rated operational current.
1000 V DC maximum operating voltage.
2-pole single circuit design.
IP65 UV-resistant polycarbonate enclosure.
Red and yellow selector handle.
Padlockable operating handle.
M20 threaded cable entry knockouts.
Reliable DC Isolation for Renewable Energy Systems
The ABB OTDCP16SA11M safely isolates photovoltaic strings and other direct current circuits during maintenance and emergency shutdown procedures. Its enclosed construction protects the switch mechanism from environmental conditions while ensuring dependable switching performance throughout its service life.
The IP65 enclosure, visible red and yellow operating handle and compact dimensions make this switch an excellent choice for solar installers, electrical contractors and OEM panel builders requiring reliable DC isolation.
Typical Applications
Photovoltaic (PV) systems.
Solar combiner boxes.
PV inverter installations.
Battery energy storage systems.
Industrial DC distribution panels.
Renewable energy control systems.
Technical Specifications
Current
16 A
Voltage
000 V
IP Rating
IP65
Manufacturer
ABB
Series
OTDCP Enclosed Switch Disconnectors
Model
OTDCP16SA11M
Manufacturer Part Number
1SCA125126R1001
Product type
Enclosed DC switch disconnector
Rated operational current
16 A
Rated operational voltage
Up to 1000 V DC
Rated insulation voltage (Ui)
1250 V
Rated impulse withstand voltage (Uimp)
8 kV
Number of poles
2
Configuration
Single circuit
Mounting type
Base mounting
Protection rating
IP65
Enclosure material
UV-resistant glass reinforced polycarbonate
Terminal type
Screw terminals
Cable entries
M20 threaded knockouts
Dimensions (H × W × D)
approx. 150 × 95 × 95 mm
Weight
approx. 0.55 kg
HS Code
85365080
Country of Manufacture
Finland
Frequently Asked Questions
What is the ABB OTDCP16SA11M used for?
The OTDCP16SA11M is an enclosed DC switch disconnector designed to safely isolate photovoltaic arrays, battery systems and other direct current electrical circuits.
Is the enclosure suitable for outdoor installation?
Yes. The switch features a durable IP65-rated UV-resistant polycarbonate enclosure suitable for indoor and outdoor installations.
What current and voltage is the switch rated for?
The switch is rated for 16 A and supports photovoltaic applications up to 1000 V DC.
Can the operating handle be padlocked?
Yes. The red and yellow selector handle can be padlocked and incorporates an integrated cover interlock for improved operator safety.
Where is the OTDCP16SA11M typically installed?
It is commonly installed in photovoltaic systems, solar combiner boxes, battery energy storage systems and industrial DC distribution panels.
Trusted by Renewable Energy Professionals
ABB OTDCP enclosed switch disconnectors are trusted worldwide by solar installers, electrical contractors and panel builders for delivering safe, reliable DC isolation in photovoltaic and battery energy storage systems.
Current
16 A
Voltage
000 V
IP Rating
IP65
Manufacturer
ABB
Series
OTDCP Enclosed Switch Disconnectors
Model
OTDCP16SA11M
Manufacturer Part Number
1SCA125126R1001
Product type
Enclosed DC switch disconnector
Rated operational current
16 A
Rated operational voltage
Up to 1000 V DC
Rated insulation voltage (Ui)
1250 V
Rated impulse withstand voltage (Uimp)
8 kV
Number of poles
2
Configuration
Single circuit
Mounting type
Base mounting
Protection rating
IP65
Enclosure material
UV-resistant glass reinforced polycarbonate
Terminal type
Screw terminals
Cable entries
M20 threaded knockouts
Dimensions (H × W × D)
approx. 150 × 95 × 95 mm
Weight
approx. 0.55 kg
HS Code
85365080
Country of Manufacture
Finland
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
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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...