Sealed Potentiometer Joysticks. Brought to you by CH Products, the M Series of potentiometer joysticks are compact and low profile. With dual and three axis joysticks available, these self-centering potentiometer joysticks are ideal for applications where high accuracy and low operating force is a priority, such as in electric wheelchair, CCTV and robotics applications. Features and Benefits:. Dual and three axis self centering joystick with two piece panel sealing kit 3rd axis control achieved using rotational displacement of the handle SPST switch option on the three axis model Stainless steel ball pivot system and high grade plastic bearing surfaces for long life and accurate return to centre repeatability Potentiometers Resistance of 5k ±20% Potentiometers Power of 0.5W Potentiometers Linearity of ±5% Panel Thickness of 1.3 to 4.75mm