Silicon coated - srr

Our company also offers Industrial Silicon Coated Wire Wound Resistor with Radial Tags – SRR (Customer Specified Dimensions) having low operating temperatures. These are manufactured by using quality raw material in our well established manufacturing unit by our well experienced staff members.

  Product Brochure


  • Spot Welded Joints For Reliability
  • Low Temperature Coefficient
  • Exceptional Stability And Performance
  • Low Surface Temperature
  • Industrial And Professional Grade Available
  • Non-Inductive Type Available
  • Fixed Taps And Adjustable Tags Available
  • Custom Designed Resistor Assemblies Are Available On Request
  • Brackets Available For Horizontal as Well As Vertical Mounting.
  • Flame Proof Silicon Coating Available.


  • Ohmic Range: To 300K (Std. Resistances from E-24 Series. Other Resistances available on request)
  • Tolerance: Standard-5%. (1%, 2% Available On Request)
  • Power Ratings (Based on 40º C):5W To 600W (Higher wattage Available On Request)
  • Temperature Coefficient : Low Value – 0.21c±50ppm 0.1Ω to 9.1; Medium Value – 0.21cm; }±50ppm 10 to 910 ; High Value – }±150ppm 1K and above; other ppm available on request
  • Temperature Coefficient: 300º C max at 40º C.
  • Derate at Zero: At 300º C for SRR series.
  • Overload: 10 times the wattage applied for 5 seconds
  • Operating Temperature: -55º C to 200º C
  • Dielectric Voltage: Based on indicated creepage distance (k in table) from terminals to mounting bracket. 2 &2.5mm:500V; 4&5mm: 1000V; 6mm: 1200V

Materials Used:

  • Core: Ceramic Core
  • Terminals: Brass Terminals (SS Terminals And Brass Screw Nut Terminal On Request)
  • Wire:Cu-Ni Or Ni-Cr Alloy
  • Coating:Silicon Varnish

Additional Information:

  • Item Code: SRR