Why Choose the ABB 1SAL102166R9901 MC1 Mini Contactor?
The ABB 1SAL102166R9901 is a compact and dependable four-pole AC-operated mini contactor designed for switching electrical loads in industrial, commercial and residential control systems. As part of the ABB MC1 mini contactor range, it provides four normally open main contacts in a space-efficient enclosure.
This mini contactor enables multiple conductors or circuits to be switched simultaneously while helping machine builders and panel manufacturers minimise enclosure space. Its ring-tongue terminals provide secure electrical connections, making it suitable for equipment exposed to vibration and demanding operating conditions.
With a 20 A conventional free-air thermal current and a rated operational voltage of up to 690 V AC, the ABB 1SAL102166R9901 is suitable for compact distribution, heating, lighting and industrial control assemblies. Its rail- or wall-mounting capability supports flexible installation inside electrical panels.
Key Advantages
- Compact four-pole mini contactor for electrical load switching.
- Four normally open main contacts switch multiple conductors simultaneously.
- 20 A conventional free-air thermal current.
- Rated for main-circuit operation up to 690 V AC.
- Ring-tongue terminals provide secure electrical connections.
- Space-saving design supports compact control-panel layouts.
Key Features
- ABB MC1 mini contactor series.
- Four normally open main contacts.
- 20 A AC-1 operational current at 55 °C.
- 750 V rated insulation voltage.
- 6 kV rated impulse withstand voltage.
- IP20 terminal protection.
- Ring-tongue terminal configuration.
- Rail or wall mounting.
Reliable Four-Pole Switching for Compact Control Systems
Four-pole mini contactors such as the ABB MC1 provide electrically controlled switching of multiple conductors while occupying minimal panel space. This configuration is useful for resistive loads, heating equipment, lighting circuits and other applications requiring four normally open switching poles.
The MC1 range is engineered for industrial, commercial and residential installations where compact dimensions and dependable switching are important. Its robust contact system and secure terminal arrangement support reliable operation in modern electrical control panels.
Typical Applications
- Industrial heating and resistive-load control.
- Lighting control systems.
- Compact electrical distribution panels.
- Building-services equipment.
- Industrial machinery control circuits.
- OEM automation and control assemblies.
