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Single Turn Wire Wound Potentiometer, R.W-15

Model R.W-15 is the highest power ratted panel mounted Potentiometer from PANKAJ has thermosetting housing, good linearity coupled with longer rotational life expectancy in its class. Incidentally this is the only product of its kind in market.


  • Brass Nickel Plated Bush & Spindle
  • Tin Plated Terminals
  • Thermoset Housing

Electrical Specifications

Resistance Range 50Ω to 50KΩ
Resistance Tolerance +10% Standard, +5% Special
Power Rating 15 Watt @ 40°C
End Resistance 0.2Ω or 0.02 % which ever is greater
Elec. Angle of Rotation 310° + 15°
Maximum Working Voltage 500VDC
Insulation Resistance 500MΩ @ 500 VDC
Voltage Proof 1500VAC for 1 Min. At Sea level
TCR of Resistance Wire 150ppm/°C
Rotational Life Expectancy 20,000 Cycles at 15 RPM
Temperature Range 0 – 70°C.

Mechanical Specifications

Housing Diameter 90mm
Housing Length 38mm
Shaft Diameter 6.3mm
Shaft Length 40mm
Bush Mounting 3/8″ x 32 TPI, 10mm Long & Three M3 screws @ 36 PCD
Mechanical Angle of Rot. 330°+15°


  • Railway Battery Charger,
  • Power Supplies,
  • AC/DC Motor Drives,
  • Process Control Equipments,
  • Test & Measuring Instruments,
  • Control Panels, Offset Settings & many more.

Dimensional Diagram


Ordering Information Example: R.W-15, 10K, 40 mm

Model No. Resistance Value Shaft Length in mm
R. W-15 50, 100, 250, 500, 1K, 2K, 2K5, 3K, 5K,
10K, 20K, 25K, 50K, 100K
40mm or as required

Note: We reserve the right to make any kind of design, specifications or functional modification at any moment without prior notice

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