The Rocker Potentiometer With Tact Switch is a compact control component designed for game controllers, remote controls, electronic toys, and other devices requiring precise multi-directional analog input. Using carbon film technology and a rotary joystick mechanism, it converts rocker movement into variable electrical signals for proportional control.
With a resistance range of 10KΩ to 100KΩ, a 55° ±6° operating angle, 0.05W rated power, and a specified operating life of 100,000 cycles, this universal joint rocker potentiometer provides a practical solution for compact electronic control interfaces.
The integrated Tact Switch adds an additional push-button function, allowing the same joystick assembly to provide both analog directional input and switch activation. OEM and ODM services are available for applications requiring customized specifications.
Product Specifications
| Product Name | Rocker Potentiometer |
| Product Type | Joystick / Rotary Potentiometer |
| Resistance | 10KΩ–100KΩ |
| Resistance Tolerance | ±20% |
| Resistance Taper | B |
| Technology | Carbon Film |
| Resistive Material | Carbon |
| Rated Power | 0.0125W / 0.05W |
| Maximum Operating Voltage | 50V AC |
| Operating Temperature | −20°C to 70°C |
| Operating Angle | 55° ±6° |
| Diameter | 16mm |
| Actuator Type | Slotted |
| Actuator Diameter | 3mm |
| Package / Case | Plastic |
| Operating Life | 100,000 Cycles |
| Certification | TUV, RoHS, ISO |
| Service | OEM / ODM |
What Is a Rocker Potentiometer?
A rocker potentiometer is a variable resistor designed to detect the movement of a rocker, lever, or joystick control and convert that mechanical movement into an electrical signal.
Unlike a conventional rotary potentiometer that is primarily controlled by turning a knob, a joystick-style rocker potentiometer allows the user to move the control lever in different directions. The internal mechanism translates this movement into changes in resistance.
The resulting analog signal can then be processed by a controller or electronic circuit to determine the direction and degree of movement. This makes rocker potentiometers suitable for applications requiring proportional control.
How Does a Universal Joint Rocker Potentiometer Work?
The universal joint rocker potentiometer uses a mechanical linkage between the external control lever and internal resistive elements. When the joystick is moved, the internal contact mechanism changes position along the carbon resistive track.
This movement changes the resistance between the terminals. The electronic control circuit detects the resulting electrical change and interprets it as a directional or positional input.
Because the output varies continuously with joystick movement, the system can distinguish between small and large movements. This provides smoother control compared with a simple digital switch that can only provide an on/off signal.
Working principle:
Rocker movement → Internal contact movement → Resistance variation → Analog signal → Electronic controller
Rocker Potentiometer With Tact Switch
One of the key advantages of this design is the integration of a tact switch. In addition to detecting analog joystick movement, the component can provide a separate push-button signal when the lever is pressed.
This combined design can simplify the control interface of compact electronic products. Instead of installing a separate potentiometer and push-button switch, manufacturers can integrate both functions into one joystick assembly when the electrical and mechanical requirements are compatible.
The tact switch is specified for a maximum rating of 12V DC and 50mA, with an operating force of 820 ±260gf and a travel of 0.5 +0.5 / −0.4mm.
Electrical Specifications
| Parameter | Specification |
|---|---|
| Total Resistance | 10KΩ–100KΩ |
| Resistance Tolerance | ±20% |
| Resistance Taper | B |
| Rated Power | B Taper: 0.0125W |
| Maximum Operating Voltage | B Taper: AC 50V / DC 5.0V |
| Sliding Noise | Less than 300mV, by JIS method |
| Insulation Resistance | More than 100MΩ at DC 250V for 1 minute |
| Withstand Voltage | 1 minute at AC 250V / 50Hz |
| Operating Life | 100,000 cycles Min. |
Mechanical Specifications
| Parameter | Specification |
|---|---|
| Lever Operation | Circular Operating |
| Operating Angle | 55° ±6° |
| Rest Position Accuracy | ±5° |
| Stopper Strength | 3.1 kgf.cm Min. for 3 sec |
| Push-Pull Strength | 5.0 kgf Min. for 3 sec |
| Operating Force | 300 gf.cm Max. |
| Actuator Type | Slotted |
| Actuator Diameter | 3mm |
Tact Switch Specifications
| Parameter | Specification |
|---|---|
| Maximum Rating | 12V DC, 50mA |
| Operating Force | 820 ±260gf |
| Travel | 0.5 +0.5 / −0.4mm |
Applications
Game Controllers
The game controller Joystick Potentiometer can convert analog stick movement into variable electrical signals, allowing users to control movement, steering, aiming, and other game functions with different degrees of input.
Remote Controls
Rocker potentiometers are suitable for remote-control interfaces requiring compact directional controls. The analog output allows the receiving system to distinguish different degrees of joystick movement.
Electronic Toys
The compact structure and integrated tact switch make this type of joystick potentiometer suitable for electronic toys and interactive devices requiring analog control and button input.
UAV Control Systems
Joystick-style potentiometers can be used in UAV remote-control interfaces for proportional control inputs. Depending on the system design, analog signals can be assigned to functions such as throttle, direction, or other control parameters.
Industrial Control Interfaces
Selected industrial control systems can use joystick potentiometers for manual positioning, directional adjustment, or proportional control functions where the electrical and mechanical specifications are suitable.
Robotics and Remote-Controlled Equipment
Robotic and remotely operated systems can use analog joystick inputs to provide intuitive directional control and variable-position commands.
Advantages of the Rocker Potentiometer
Multi-directional control: Converts joystick movement into variable electrical signals.
Integrated tact switch: Provides an additional push-button input.
10KΩ–100KΩ resistance: Supports different circuit design requirements.
B taper: Suitable for compatible analog control circuits.
Carbon film technology: Provides a practical resistive element for compact control applications.
55° ±6° operating angle: Supports responsive joystick operation.
100,000-cycle life: Designed for repeated user operation.
16mm diameter: Suitable for compact electronic assemblies.
OEM/ODM support: Suitable for customized product development.
How to Select a Game Controller Joystick Potentiometer?
When selecting a game controller joystick potentiometer, both electrical and mechanical specifications should be considered. Matching only the resistance value may not be sufficient for a replacement application.
Resistance Value
Check the resistance required by the controller circuit. This model supports a resistance range of 10KΩ to 100KΩ.
Resistance Taper
The resistance taper affects the relationship between mechanical movement and electrical output. This model uses a B-type taper.
Operating Angle
The lever operating angle affects the physical movement range of the joystick. This model is specified at 55° ±6°.
Mechanical Dimensions
For replacement applications, verify the diameter, actuator dimensions, mounting position, terminal configuration, and PCB layout before selecting the component.
Tact Switch Configuration
If the original joystick includes a push-button function, the tact switch rating, operating force, travel, and mechanical structure should also be matched.
Rocker Potentiometer Maintenance
Because a rocker potentiometer contains mechanical moving parts, keeping the surrounding control area clean can help maintain consistent operation. Dust and debris around the actuator may interfere with smooth movement or affect the user interface over time.
For equipment maintenance, inspect the joystick mechanism for contamination, abnormal movement, or excessive wear. Cleaning procedures should follow the equipment manufacturer's recommendations and should avoid direct damage to the internal resistive element or electrical contacts.
Rocker Potentiometer Manufacturer
As a professional rocker potentiometer manufacturer, we provide joystick and rotary potentiometer solutions for electronic equipment, gaming devices, remote controls, UAV systems, and other control applications.
Our products can be evaluated according to resistance value, taper, operating angle, actuator dimensions, electrical characteristics, tact switch requirements, and mounting configuration.
For OEM and ODM projects, customers can provide drawings, samples, electrical specifications, or application requirements. Our team can assist with product selection and customization for different electronic control systems.
FAQ
What is a rocker potentiometer?
A rocker potentiometer is a variable resistor that converts the movement of a rocker or joystick mechanism into a variable electrical signal. It is commonly used for analog directional control.
What is a joystick potentiometer used for?
A joystick potentiometer is used to provide proportional analog input in devices such as game controllers, remote controls, UAV control systems, electronic toys, robotics equipment, and selected industrial control interfaces.
What is the resistance range of this rocker potentiometer?
The specified resistance range is 10KΩ to 100KΩ, with a total resistance tolerance of ±20%.
Does this rocker potentiometer have a tact switch?
Yes. The component includes an integrated tact switch that provides an additional push-button input when the joystick is pressed.
What is the operating angle?
The specified lever operating angle is 55° ±6°, with rest position accuracy of ±5°.
What is the operating life?
The specified operating life of the potentiometer is 100,000 cycles.
Can this potentiometer be used for game controllers?
Yes. The component is suitable for game controller applications when its electrical characteristics, mechanical dimensions, operating angle, and tact switch configuration match the requirements of the controller.
Can you provide OEM and ODM services?
Yes. OEM and ODM services are available. Customers can provide technical specifications, drawings, samples, or application requirements for evaluation.
