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1SFA611283R1002 ABB M3SSK1-102 3-Position Maintained Key Selector Switch
ABB M3SSK1-102 is a three-position maintained key selector switch with a 421 key code, key removal in all positions and a black plastic bezel for industrial machinery and control applications.
£24.60
Why Choose the ABB M3SSK1-102 Key Selector Switch?
The ABB M3SSK1-102 is a three-position maintained key selector switch from ABB's modular 22 mm pilot-device range, designed for industrial machinery, control panels and automation systems. Its key-operated interface provides deliberate manual selection between three defined machine or process operating states.
This selector switch features a black key-operated actuator, 421 key code and maintained A-B-C operation. The key can be removed in all selector positions, providing flexible key-removal behaviour for applications where the selected operating state may need to remain set after the key has been withdrawn.
The M3SSK1-102 has a black plastic bezel and non-illuminated construction and is supplied without a contact block. Its ABB modular design allows compatible holders and contact blocks to be selected according to the required electrical switching arrangement, making it a flexible solution for industrial operator-control applications.
Key Advantages
- Three-position maintained key operation provides stable A-B-C selection between three control states.
- 421 key code provides a defined key configuration for the operator.
- Key can be removed in all three selector positions.
- Black plastic bezel provides a durable industrial operator-panel finish.
- Part of ABB's modular 22 mm pilot-device platform.
- Modular construction allows compatible ABB contact blocks to be selected for the required control circuit.
Key Features
- ABB M3SSK1 key selector switch.
- Three-position A-B-C operation.
- Maintained operating function.
- Key-operated actuator.
- 421 key code.
- Key removable in all positions.
- Black actuator.
- Black plastic bezel.
- Non-illuminated construction.
- Supplied without contact block.
Controlled Three-Position Selection for Industrial Machinery
Three-position key selector switches provide a deliberate operator interface for applications requiring controlled selection between multiple machine functions or operating modes. The ABB M3SSK1-102 provides maintained A-B-C operation, so the selected state remains mechanically set until the key-operated selector is intentionally moved to another position.
The M3SSK1-102 uses ABB's 421 key code and permits key removal in every selector position. Combined with its black plastic bezel and modular contact-block architecture, this makes the operator suitable for machine mode, process selection and other industrial control functions requiring stable three-state key operation.
Typical Applications
- Industrial machinery control panels.
- Key-controlled machine mode selection.
- Operator control stations and consoles.
- Three-state process and function selection.
- Production and manufacturing equipment.
- Material handling and conveyor control systems.
- OEM machinery and electrical control assemblies.
Technical Specifications
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| Illumination | Non-illuminated | |
|---|---|---|
| Device Type | Key Selector Switch | |
| Product Series | ABB Modular | |
| Mounting Diameter | 22 mm | |
| Colour | Black | |
| Operation | 3 positions – maintained | |
| Series | M3SSK1 / ABB Modular Pilot Devices | |
| ABB order code | 1SFA611283R1002 | |
| Product group | 312001-Pilot Devices (Secrl) | |
| Product type | Key selector switch | |
| Number of positions | 3 | |
| Selector positions | A-B-C | |
| Operating function | Maintained | |
| Actuator type | Key operated | |
| Actuator colour | Black | |
| Key code | 421 | |
| Key removal | All positions | |
| Illumination | Non-illuminated | |
| Bezel material | Black plastic | |
| Contact block | Not included | |
| Mounting system | ABB modular 22 mm pilot devices | |
| Product weight | 0.045 kg |
Frequently Asked Questions
What is the ABB M3SSK1-102?
The ABB M3SSK1-102 is a three-position maintained key selector switch from ABB's modular pilot-device range, featuring a 421 key code and black plastic bezel.
How many positions does the ABB M3SSK1-102 have?
The M3SSK1-102 has three A-B-C selector positions, providing selection between three defined machine or control states.
Is the ABB M3SSK1-102 maintained or momentary?
The M3SSK1-102 has a maintained operating function, so the selected position remains mechanically set until the key selector is deliberately moved.
Where can the key be removed from the ABB M3SSK1-102?
The key can be removed in all selector positions, allowing the selected operating state to remain set after the key is withdrawn.
What key code does the ABB M3SSK1-102 use?
The M3SSK1-102 uses key code 421.
What type of bezel does the ABB M3SSK1-102 have?
The M3SSK1-102 has a black plastic bezel designed for ABB's modular industrial pilot-device platform.
Is the ABB M3SSK1-102 illuminated?
No. The M3SSK1-102 is a non-illuminated key selector switch.
Does the ABB M3SSK1-102 include a contact block?
No. The M3SSK1-102 is supplied without a contact block, allowing compatible ABB modular contact blocks to be selected according to the required electrical switching function.
Trusted by Industrial Automation Professionals Worldwide
ABB modular pilot devices are widely used by machine builders, panel builders and automation engineers to provide dependable operator control and flexible integration into industrial machinery, automation equipment and electrical control systems.
