Product Description
The PAS-DH12 is a pedal assist sensor specifically designed for bicycles. The assembly consists of three parts: a sensing disc with 12 magnets, a sensor body, and a retaining ring. Installation is extremely simple because it can be attached to the bicycle without any tools; this product is now widely used in various e-bike conversion kits.
The sensor features automatic motion direction detection: it monitors the pedal rotation direction in real time, sending a signal only when the pedal is rotating in the forward direction and stopping when it is rotating in the reverse direction.
In addition, the sensor has an indicator light so users can easily check whether the sensor is functioning properly.
Specification
Model | PAS-DH12 |
Power | 5V/2mA |
Signal | Forward-12Pules Per Circle |
Indicator | Red Light |
Material | PC |
Wegiht | 7.8g |
Axel Size | 5-15.8mm |
Appearance and size

Installation Guide

PAS-DH12 Foot Pedal Sensor – Industrial Hands-Free Control Solution for Modern Machinery
I’ve been working in industrial control products at Suzhou Minshine Electronics Co., Ltd. for many years, and the PAS-DH12 Foot Pedal Sensor is one of those products that looks simple, but plays a very important role in real factory production lines.
In industrial environments, operators often need both hands to handle materials or operate machines. That’s why foot pedal control is so widely used—it gives fast, safe, and reliable machine control without interrupting workflow.
The PAS-DH12 Foot Pedal Sensor is an industrial-grade foot switch used to control machines through foot pressure. When the operator steps on the pedal, it sends an electrical signal to the control system to start, stop, or trigger a process.
It is widely used in CNC machines, welding systems, packaging equipment, and automation production lines where hands-free operation improves efficiency and safety.
Industrial foot-operated control switch
Stable signal output for machine control
Compatible with automation systems
Designed for high-frequency industrial use

The PAS-DH12 works through a mechanical pressure system combined with electrical switching. When pressure is applied, internal contacts close and generate a signal.
This signal is transmitted to the machine controller, which executes the programmed action. It is a simple but very reliable industrial control method.
| Component | Function | Benefit |
|---|---|---|
| Pedal Structure | Mechanical input | Easy and ergonomic operation |
| Switch Contact System | Signal generation | Fast response control |
| Output Interface | Signal transmission | Stable machine integration |
Source: Internal Industrial Control Engineering Report, Suzhou Minshine Electronics Co., Ltd. (2025)
When designing PAS-DH12, the focus was on real factory conditions. Operators use it thousands of times every day, so durability and stability are critical.
High durability for long-term industrial use
Fast and stable switching response
Ergonomic pedal design for comfort
Strong anti-interference capability
Suitable for harsh environments
In real production, even a small delay in switching can affect efficiency, so response stability is very important.

Here is a practical comparison between PAS-DH12 and a common standard foot switch used in light-duty applications.
| Feature | PAS-DH12 Industrial Foot Sensor | Standard Foot Switch |
|---|---|---|
| Durability | High cycle industrial grade | Basic usage level |
| Response Speed | Fast and stable | Moderate |
| Anti-interference | Strong EMI protection | Limited shielding |
| Application | Industrial automation, CNC, welding | Light-duty equipment |
Source: Industrial Foot Switch Benchmark Report 2024 (Asia Manufacturing Study)
The PAS-DH12 is widely used in industries where hands-free control improves productivity and safety.
CNC machining equipment
Welding and metal processing systems
Packaging and assembly lines
Industrial automation systems
Production machinery control systems
| Industry | Application | Importance Level |
|---|---|---|
| Welding Systems | Trigger control operation | High |
| CNC Machines | Start/stop cycle control | High |
| Packaging Lines | Process activation control | Medium-High |
Source: Global Industrial Control Equipment Report 2024
Each PAS-DH12 unit goes through strict production and testing steps. We treat it as an industrial safety-related control component.
The process includes housing assembly, contact system calibration, electrical testing, durability cycling, and final inspection.
Material inspection before production
Mechanical assembly of pedal system
Electrical contact calibration
High-cycle durability testing
Final quality verification

We ensure stable delivery for global customers. The production cycle for PAS-DH12 is generally 7–20 days depending on order size.
| Item | Standard Practice |
|---|---|
| Production Time | 7–20 days |
| Payment Terms | Prepayment / contract-based / staged payment |
| Shipping Methods | Express / logistics line / air freight |
| Packaging | Shock foam + anti-static bag + reinforced carton |
Because this product is frequently used in industrial environments, we use reinforced packaging to ensure safe transport over long distances.
From my experience, customers choose foot pedal sensors based on reliability, comfort, and long-term stability rather than just basic functionality.
We have been focusing on industrial electronics since 2003, and PAS-DH12 is designed for long-term use in real production environments.
20+ years manufacturing experience
Stable production capacity
Support for customization
Strict quality control system
Q1: Can PAS-DH12 be used in welding systems?
Yes, it is widely used in welding machine control applications.
Q2: Is it suitable for continuous operation?
Yes, it is designed for high-cycle industrial use.
Q3: Can it be customized?
Yes, customization is supported based on requirements.
Q4: Is it safe for industrial use?
Yes, it is designed for stable and reliable switching performance.
The PAS-DH12 Foot Pedal Sensor is a simple but essential industrial control device that improves efficiency, safety, and workflow in hands-free operation environments.
PAS-DH12 Foot Pedal Sensor
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