Why Choose the ABB 1SAL101840R9901 Mini Contactor?
The ABB 1SAL101840R9901 is a compact and highly reliable mini contactor designed for switching motors, electrical loads and control circuits in industrial automation, commercial installations and machine building applications. Part of the ABB MC1I mini contactor series, it provides efficient DC-operated switching performance where compact dimensions, low energy consumption and dependable operation are required.
This four-pole mini contactor features 4 normally open main contacts, screw terminal connections and a compact housing suitable for DIN rail or wall mounting. Its low energy consumption DC coil enables direct control from PLC outputs, making it ideal for modern automation systems and space-saving electrical panels.
With a rated operational power of 4 kW at AC-3, 400 V, a 9 A AC-3 rated current and a 24 V DC control supply, the ABB 1SAL101840R9901 is designed for compact motor control applications requiring reliable switching and efficient installation.
Key Advantages
- Compact mini contactor designed for industrial switching applications.
- 4 normally open main contacts for flexible power switching.
- 4 kW AC-3 motor switching capability for small industrial motors.
- 24 V DC low-energy coil suitable for PLC control.
- Space-saving design for control panels and automation systems.
- Suitable for DIN rail and wall mounting installations.
Key Features
- ABB MC1I mini contactor series.
- 4NO main contact configuration.
- 24 V DC control supply voltage.
- 4 kW rated operational power at AC-3, 400 V.
- 9 A rated operational current at AC-3, 400 V.
- 20 A rated operational current at AC-1, 400 V.
- Low power consumption DC coil technology.
- Screw terminal connection system.
- Compact 45 mm width housing.
Reliable Switching for Industrial Applications
Mini contactors such as the ABB 1SAL101840R9901 provide dependable switching of motors, electrical loads and automation circuits. Their compact construction allows engineers to create efficient control cabinet layouts while maintaining reliable performance and straightforward installation.
The ABB MC1I series is designed for machine builders, automation engineers and electrical installers requiring compact contactors with low-energy control technology. The combination of DC coil operation, screw connections and flexible mounting options allows seamless integration into modern industrial systems.
Typical Applications
- Industrial motor control systems.
- Machine automation and OEM equipment.
- PLC-controlled switching applications.
- Pumps, fans and small drive systems.
- Electrical control panels.
- Industrial and commercial building automation.
