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Overview
The Schlegel Elektrokontakt MF maintained switch (SKU: MF) is a robust, industrial-grade maintained switch designed for control panels, machinery, and automation systems requiring reliable switching with protective insulation. Built in Germany by Georg Schlegel GmbH & Co. KG, this grey-housed switch meets Protection Class II standards (EN 60947-5-1) and delivers 16A thermal continuous current with a rated insulation voltage of 300V.
Key electrical specifications include 3A rated operating current at 240V AC15 and 2A at 250V DC13, ensuring compatibility with both alternating and direct current systems. The switch features positive opening contacts (NC) per EN 60947-5-1 for enhanced safety in emergency-stop applications. With a mechanical life of 1 million switching cycles, the MF switch provides long-term reliability in demanding industrial environments.
The maintained switching function ensures the contact remains in the last set position until manually changed, ideal for applications requiring persistent state control. The grey housing offers a professional appearance while maintaining durability against mechanical stress and environmental factors.
Certified for use in control panels, machinery automation, and safety systems, the MF switch integrates seamlessly with modular contact blocks (e.g., MKPTI for 1 NO, MKPTO for 1 NC) via push-in connections compatible with 0.14–1.5mm² wire (AWG 26–14). While the MF does not include illumination, it supports 24V AC/DC operation for auxiliary modules when needed.
Choose the Schlegel Elektrokontakt MF maintained switch for dependable performance in industrial control applications where Protection Class II compliance, high current handling, and long service life are critical requirements.
- Maintained switching function for persistent state control
- Protection Class II (EN 60947-5-1) for enhanced safety
- 16A thermal continuous current, 300V rated insulation voltage
- 1 million mechanical switching cycles for long-term reliability
- Grey housing with push-in connections (0.14–1.5mm², AWG 26–14)
Specifications
Certifications | CCC, CE, CSA, cULus, DNVGL, UKCA |

MZTO
Switching Function: Momentary Travel: 6 mmContact Type: Screw Connection 2X 2.5 Mm? Contact Equipment: 1 x NCContact Material: AgNiIllumination: No
MHR_3
Color: BlackCertifications: CE ROHSProduct Series: Contact blocks M...Product Group: Contact Blocks
MHR_5
Base Material: PlasticColor: BlackCertifications: CE ROHSProduct Series: Contact blocks M... Product Group: Contact Blocks
MFL
Switching Function: MaintainedContact Type: Screw Connection 2.5 mm?Protection Class: II (protective insulation)Illumination: Yes
PTSOI
Switching Function: Momentary Travel: 2.3 mmContact Equipment: 1 x NC + 1 x NOContact Type: PCB-Mount Terminals Contact Material: AgNiIllumination: No
PTSOO
Switching Function: Momentary Travel: 2.3 mmContact Type: Pcb-Mount Terminals Contact Equipment: 2 x NCContact Material: AgNi Protection Class: II (protective insulation)
BZ_439
Switching Function: Momentary Travel: 3 mmContact Type: Faston Terminal 2.8 x 0.8 mm Contact Equipment: 2 x NC + 2 x NOContact Material: AgNi Protection Class: II (protective insulation)Illumination: Yes Labeling Option: NoFrequently Asked Questions
What are the approvals for the MF module?
The MF module has approvals including CCC, CE, CSA, cULus, DNVGL, and UKCA.
What type of connections does the MF module use?
The MF module uses screw connections for wires up to 2.5 mm².
What is the maximum storage temperature for the MF module?
The maximum storage temperature for the MF module is 85°C.
What is the minimum storage temperature for the MF module?
The minimum storage temperature for the MF module is -50°C.
What is the protection rating of the MF module?
The MF module has a protection rating of IP20.
