Various kinds of high quality potentiometers

WH138 Rotary potentiometers with metal shaft resistance range :5-250KΩ tolerance of resistance :±20% power rating:0.0125W,0.06w power voltage:250V ,150vrotational noise:≤47mv tracking error: 0-40db insulation resistance:DC500V 100MΩ min withstanding voltage:AC500V 1minute total rotational amgle:300±5° operating force:20-200gf.cm shaft stoppe strength:6kgf.cm min mechanical endurance:10000/min switch life:10000/min WH148 Rotary potentiomters with switch resistance range :5-250KΩ tolerance of resistance :±20% power rating:0.0125W,0.06w power voltage:250V ,150v rotational noise:≤47mv insulation resistance:DC500V 100MΩ min withstanding voltage:AC500V 1minute total rotational amgle:260-300° operating force:20-200gf.cm shaft stoppe strength:3-6kgf.cm min mechanical endurance:10000/min switch life:10000/min WH158 Rotary potentiomters with switch resistance range :5-250KΩ tolerance of resistance :±20% power rating:0.0125W,0.06w power voltage:250V ,150v rotational noise:≤47mv insulation resistance:DC500V 100MΩ min withstanding voltage:AC500V 1minute total rotational amgle:260-300° operating force:20-200gf.cm shaft stoppe strength:3-6kgf.cm min mechanical endurance:10000/min switch life:10000/min WH168 Rotary potentiometers with metal shaft resistance range :5-250KΩ tolerance of resistance :±20% power rating:0.0125W,0.06w power voltage:250V ,150v rotational noise:≤47mv tracking error: 0-40db insulation resistance:DC500V 100MΩ min withstanding voltage:AC500V 1minute total rotational amgle:300±5° operating force:20-200gf.cm shaft stoppe strength:6kgf.cm min mechanical endurance:10000/min switch life:10000/min R1216 Rotary potentiomters with switch resistance range :5-250KΩ tolerance of resistance :±20% power rating:0.0125W,0.06w power voltage:250V ,150v rotational noise:≤47mv insulation resistance:DC500V 100MΩ min withstanding voltage:AC500V 1minute total rotational amgle:260-300° operating force:20-200gf.cm shaft stoppe strength:3-6kgf.cm min mechanical endurance:10000/min switch life:10000/min R1216G Rotary potentiometers with insulated shaftresistance range :5-250KΩ tolerance of resistance :±20% power rating:0.05W power voltage:50V AC/DC20V terminal resistance:10Ω max rotational noise:≤100mv insulation resistance:DC250V 100MΩ min withstanding voltage:AC300V minute total rotational amgle:270±5° operating force:10-80gf.cm shaft stoppe strength:3kgf.cm min mechanical endurance:10000/min