20mm (WH137) High Rate Rotary Potentiometer with Switch for Audio Equipment

• Customization: Available
• Resistance: Variable Resistor
• Function for Resistance: Protective Resistor
• Model NO.: WH137-1AK-4
• Installation: DIP Resistor
• Material: Carbon Film Resistor
• Packaging: Surface Mount
• Type: Rotary Potentiometer
• Quantity: Single Connection
• Shape: Cylinder
• Resistance change scale: Linear Scale
• Application: Audio
• Brand: Antel
• Shaft Type: Flat/ Round/ Teeth Knurl Types
• Resistance Value: Various Resistance Available
• Transport Package: Carton
• Specification: 10/15/18/20/25mm...etc.
• Trademark: OEM
• Origin: Shanghai
• HS Code: 8533400000
• Production Capacity: 50000/Week

Product Description

Mechanical characteristics

Total rotational angle: 250°±5°

Rotational torque: 3~20m.N.m

Shaft stop strength: 60cN.m

Push pull strength: 60N

Switch action angle: 50°±10°

Electriacal characteristics

Operating temperature:(-25ºC) to~(70ºC)

Rated wattage: Curve          B: 0.25W
                            Other curve B: 0.125W

Max, operating voltage: Curve          B: 160V
                                          Other curve B: 100V

Resistance Range: 1KΩ~2MΩ

Total resistance tolerance:± 20%

Rotational noise: 47mV

Resistance Taper : A.B.C.

Residual resistance: R≥250KΩ 0.1% max.of tatal resistance
                              250KΩ > R> 10KΩ         20KΩ max
                              10KΩ ≥ R                         10Ω    max

Insulation resistance: More than 100MΩ at DC 500V

Dielectric: AC100V/minute

Switch contact resistance: Less than 30mΩ

Switching Rating: AC250V,1A/3A
                                OR DC24V,5A