Switches for temperature

Limit value switch for temperature (NTC thermistor)


Limit value switch RH41M

  • Limit value switch for temperature, NTC thermistor
  • Simple application; for rough environments
  • Limit value freely adjustable by drum scale
  • Compact and robust construction


Limit value switches of type RH41M are specially designed products for monitoring maximum temperatures. Its compact and robust design, as well as the relevant shipbuilding approvals, make this product ideal for marine applications.

Technical data

Supply voltage US Us18 ... 32 VDC
Input signalTemperature thermistor
Output contactPotential-free relais contact (normally open); Imax = 0.5 A; Umax = 60 V
Maximum switching capacity30 W (1 A at 30 VDC; 0.5 A at 60 VDC); 40 W (0.2 A at 220 VAC)
Operating temperature-20 °C ... +70 °C
ConnectionDIN 46244 fl at connector, gold-plated A6.3 x 0.8
MountingSnapped onto TS 32 mounting rail