C400, C600 – contactors for UPS applications

Single-pole DC NO contactors for 400 A or 600 A

1 pole NO contactor
Conventional thermal current 600 A

C400 and C600 Series DC contactors are highquality single pole NO contactors for 400 A and 600 A respectively.
The compact contactors are especially suited for use as main contactors in wind and solar power plants and as deep discharge protection of batteries in UPS systems.


  • Single pole DC NO contactors for 400 A and 600 A resp. used as main contactors in emergency installation (UPS) and as deep discharge protection for batteries
  • Compact design
  • Easy to mount
  • Cadmium-free
  • Nominal coil power < 15 W
  • Standard make with 1 auxiliary contact available

Special variant

  • Presented on this site are only stock items which can be supplied in short delivery time.
  • If you need a special variant feel free to contact us. Maybe the type of switching element you are looking for is among our many special designs. If not, we can also supply customized designs. In this case, however, minumum order quantities apply.


C400, C600
Type of voltageDC
Contact configuration1 x SPST-NO
Nominal voltage Un96 V
Rated insulation voltage Ui150 V
Conv. thermal current Ith400 A / 600 A
Maximum making capacity96 V: 400 A resistive / 96 V: 600 A resistive
Maximum breaking capacity96 V: 650 A resistive / 96 V: 1,000 A resistive
Aux. contact1 x SPDT
Coil voltage Us24, 48, 60 V DC
Coil tolerance Us-12.5% ... +25%
IP rating (IEC 60529)IP10, terminals IP00
Mechanical endurance>10,000 operating cycles
Temperature range-40 °C ... +60 °C
Dimensions (mm)171 x 45 x 89 mm
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C400, C600 – contactors for UPS applications