Diode redundancy module
24V, 20A

  • Cost effective solution to build redundant systems
  • Dual input with single output
  • Alarm relay-contacts for each input path
  • Two diodes (common cathode)
  • DC 24-48V ±25% (18-60Vdc) Wide-range input
  • Full power between -40°C and +60°C
  • Width only 32mm
  • Rugged metal housing
  • Large screw terminals
  • Easy wiring:
    Distribution terminal for negative pole included
DC Output24-48Vdc
Input DC 24V-48V
Size (WxHxD)32 x 124 x 117mm
Product Status Stock item 
Technical Data

Input Data
Input Current2*10A
Nominal Current Per Input10A
DC-Input Voltage DC 24V-48V
Voltage Drop800mV (H2)

Output Data
Output Current 20A
Output Current Range20A  (F2)
Output Current Short circuit max.25.0A (G2)

Size (WxHxD)32mm x 124mm x 117mm
Weight per Piece (excluding packing)350g
Operat. Temperature Range-40°C ... +70°C
Derating0.5W/°C at >+60°C
Mounting Method Din-Rail
Power Losses, typ.9.0W
Power Losses no Load1W
MTBF SN 29500 @ 40°C (h)9.100.000h
Connection methodscrew terminals
F2)50% higher currents are allowed up to 5s
G2)Current at voltage <6V
H2)1+1 -redundancy (=50% of the nominal current) and symmetrical input currents
Commercial Information

Article NumberYRM2.DIODE
UPC Code875404001126
Country of originCN
Product Status Stock item 
E ClassificationeClass 5.1 27242213
eClass 6.x 27049005
eClass 7.x 27049005
eClass 8.0 27210902
eClass 9.0 27040701
ETIM 4.0 EC000599
ETIM 5.0 EC002540
HS Code HS 85044082
Warranty Period (Month)36
Packaging Unit1pc
Accessories / Complementary Units

Wall / panel mount bracketZM1.WALL
Wall / panel mount bracketZM10.WALL
Side mounting bracketZM11.SIDE
Adapter for Siemens S7-300 railSLZ10