M2SSK1-101 Selector Switch

M2SSK1-101 Selector Switch

SKU: 1SFA611280R1001Alt SKU: M2SSK1-101MPN: 1SFA611280R1001
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Why Choose the ABB 1SFA611280R1001 M2SSK1-101 Key Selector Switch?

The ABB 1SFA611280R1001 is a secure and reliable M2SSK1-101 key-operated selector switch designed for industrial control panels, machinery interfaces and automation systems where authorised operator access is required. This modular key selector switch provides controlled manual switching with a removable key mechanism for improved operational security.

Part of ABB’s trusted Modular Plastic Range, the M2SSK1-101 combines a compact 22 mm mounting design with durable construction and flexible configuration options. The selector switch features a black key actuator, black plastic bezel, non-illuminated operation and maintained switching functionality for reliable industrial applications.

The ABB 1SFA611280R1001 provides a three-position key selector function with key removal capability in both positions. It is supplied without a contact block, allowing users to select the required contact configuration separately for customised machine control and automation applications.

Key Advantages

  • Secure ABB M2SSK1-101 key selector switch for industrial control applications.
  • Key-operated switching prevents unauthorised operation.
  • Compact 22 mm panel mounting design for easy installation.
  • Maintained switching function for stable control selection.
  • IP66 front protection suitable for demanding industrial environments.
  • Compatible with ABB modular contact blocks and accessories.

Key Features

  • ABB M2SSK1-101 key selector switch.
  • Product ID: 1SFA611280R1001.
  • Actuator type: Key operated.
  • Colour: Black / key.
  • Operation: Maintained.
  • Function: Three-position selector.
  • Key removal positions: Both positions.
  • Key code: Ronis 455 / Key code 71.
  • Non-illuminated configuration.
  • No contact block included.
  • Compatible with ABB modular contact blocks.

Reliable Key-Controlled Switching for Industrial Automation

Key selector switches provide an additional layer of control in industrial systems by restricting operation to authorised personnel. The ABB M2SSK1-101 allows operators to securely select machine states, operating modes and control functions while maintaining reliable industrial performance.

The modular construction of the ABB 1SFA611280R1001 enables simple integration with ABB contact blocks, making it suitable for machine builders, OEM equipment manufacturers and industrial automation engineers.

Typical Applications

  • Industrial machine control panels.
  • Safety-related operator control stations.
  • Automation and PLC systems.
  • Machine mode selection circuits.
  • Electrical cabinets and switchboards.
  • OEM machinery applications requiring authorised access.

Technical Specifications

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Illumination Non-illuminated
Product Series ABB Modular
Mounting Diameter 22 mm
Colour Black
Operation 2 positions
Device Type Selector Switch
Manufacturer ABB
Series Modular Plastic Range
Model M2SSK1-101
Product ID 1SFA611280R1001
Product type Key selector switch actuator
Actuator type Key operated
Number of positions 3-position
Operation Maintained / momentary
Maintained positions B, C
Key removal positions Both positions
Key code Ronis 455, Key code 71
Bezel material Black plastic
Illumination Non-illuminated
Mounting diameter 22 mm
Front protection rating IP66
NEMA protection Type 1, 12, 3R, 4, 4X
Mechanical durability 0.5 million operations
Operating temperature -25 to +85 °C
Dimensions (W × H × D) approx. 48 × 30 × 63 mm
Weight approx. 0.045 kg
HS Code 85389099
Country of Manufacture China

Frequently Asked Questions

What is the ABB 1SFA611280R1001 used for?

The ABB 1SFA611280R1001 is a key-operated selector switch used for secure operator control and machine function selection in industrial systems.

Does this selector switch require a key?

Yes. The M2SSK1-101 uses a removable key actuator to provide controlled access to switching functions.

How many positions does this selector switch have?

The ABB M2SSK1-101 provides a three-position selector function with maintained switching capability.

Is the selector switch illuminated?

No. The ABB 1SFA611280R1001 is a non-illuminated key selector switch.

Are contact blocks included?

No. Contact blocks are ordered separately according to the required switching arrangement.

Trusted by Industrial Automation Professionals

ABB key selector switches provide secure, reliable and flexible operator control solutions for modern industrial automation and machinery applications.