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Hanyoung Nux M90x Limit Switches

M90x Limit Switches Description

M900 series limit switches are made with high reliable contacts and enclosed in solid die cast aluminum structure. They are suitable for operation in harsh environment, such as present of liquid (e.g. Oil) and high vibration.

LM series come with built-in LED indicators to provide visual feedback during activation.


Model Roller plunger Top ball plunger Variable
roller lever
Variable ROD Roller lever Spring wire
M902 / LM902 M903 / LM903 M904 / LM904 M907 / LM907 M908 / LM908 M909 / LM909
Operation speed 0.1 ~ 1 m/s
Frequency Mechanical 120 / minute
Electral 20 / minute
Insulation resistance Min. 100 MΩ (At d.c 500 V)
Dielectric strength a.c 1,000 V 50 / 60 Hz 1 minute (between charging part)
a.c 1,500 V 50 / 60 Hz 1 minute (between discharging part)
Contact resistance Max. 100 mΩ (initial)
Vibration Malfuction 10 - 55 Hz Double amplitude width 1.5 mm
Shock Durability Min. 1,000 m/s2 (Min. 100 G)
Malfunction Min. 300 m/s2 (Min. 30 G)
Life Mechanical Min. 1 Millions operations
Electrical Min. 0.3 Million operation