PTR Hartmann
PTR Hartmann
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Product Configurator

Here you can choose the features of your product according to your requirements. The order code will be created dynamically and displayed.

1 Rating

2 Operating force

3 Ambient temperature

4 Contact arrangement

5 Actuator

6 Terminals

Order code:
MDB1
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Leaf spring mechanism

MDB1

MDB1
MDB1
MDB1
MDB1
  • Micro switches design D acc. to DIN 41635
  • Many actuator and terminal variations available
  • Functional final inspection and testing
  • Solid design
  • High-quality materials
  • Very exact switching position

Micro switches, also known as snap action switches, are primarily used as limit switches, but are also suitable for many other industry applications. The actual switching speed is completely independent from the speed of operation. ISO 9001 approved production together with 100% functional final inspection and testing guarantee reliable operation. These products reflect our long standing experience in design and production of high quality switches.

Length 12.8 mm
Width 5.8 mm
Height 6.5 mm
Mechanical lifetime min 1.000.000 actuations 
Electrical lifetime min. 50.000 actuations, depending on switching capacity 
Movement differential see know how - Overview Actuators Travel | Forces 
Pre-travel see know how - Overview Actuators Travel | Forces 
Overtravel see know how - Overview Actuators Travel | Forces 
Operating position see know how - Overview Actuators Travel | Forces 
Contact opening < 3.0 mm (µ)
Wave soldering Double Wave acc. DIN EN 61760-1:2006 
Base PBT (UL94-V0) 
Cap PBT (UL94-V0) 
Actuator PBT (UL94-V0) 
Pin plating CuZn, Ag plated 
Contacts AgNi 
Contact spring CuBe 
Approvals cURus 
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