DS-118A-7.5 Detection Switch / Limit Switch Features
◆Small size and light weight
◆It has Hife and more operating forces can be applied such as lightly force
DS-118A-7.5 Detection Switch / Limit Switch Soldering Conditions
◆Hand soldering
Use a soldering iron of 30 watts, Controlled at 350'C approximately 3 seconds while solder applying
Wave soldering/Retlow Soldering
The peak temperature of the wave oven should be set to 260°C max. Condition for soldering Temperature Profile
DS-118A-7.5 Detection Switch / Limit Switch Applications
◆They can operate all types of computer mouse,Mobile phones,cameras,VCR,stereo and car radio equipment and PDAS
DS-118A-7.5 Limit Switch – High-Precision Industrial Position Control Switch
In industrial automation, every movement matters. A reliable limit switch can significantly improve equipment accuracy, operational safety, and production efficiency. The DS-118A-7.5 Limit Switch is designed to provide precise position detection, dependable travel limitation, and long-term operational stability for modern manufacturing environments.
At Wenzhou Zhaoye Electronics Co., Ltd., we have been focusing on the research, development, production, and sales of electronic switches and electronic components since 2007. The DS-118A-7.5 Limit Switch reflects our commitment to delivering durable, accurate, and cost-effective switching solutions for automation equipment worldwide.
The DS-118A-7.5 Limit Switch is an electromechanical switching device designed to detect the movement, position, or presence of mechanical components. Once the actuator is triggered by a moving object, the internal electrical contacts change state and send a signal to a controller, PLC, relay, or monitoring system.
I often describe a limit switch as the "eyes" of an automation system. It helps machines know when to stop, start, reverse, or execute the next programmed action.
Common functions include:
Position detection
Travel limit control
Machine safety protection
Automation sequence control
Equipment status monitoring
Emergency stopping systems
The DS-118A-7.5 provides reliable and repeatable position detection, helping equipment maintain precise operational control.
Fast contact actuation allows immediate signal transmission to the control system, improving machine response times.
Designed for continuous industrial operation, the switch delivers long-lasting performance under repetitive use.
Its compact structure makes installation simple, even in applications with limited mounting space.
Reliable electrical contacts help reduce signal interruption and improve system stability.
The switch is capable of operating in environments affected by vibration, dust, humidity, and temperature changes.
| Feature | DS-118A-7.5 | Conventional Limit Switch |
|---|---|---|
| Position Accuracy | High | Medium |
| Response Speed | Fast | Standard |
| Mechanical Durability | Excellent | Average |
| Signal Stability | High | Moderate |
| Maintenance Frequency | Low | Higher |
Source: Industrial Control Components Application Guide.
The operating principle is straightforward and highly dependable.
When a moving machine component reaches a predetermined position, it activates the actuator of the DS-118A-7.5 Limit Switch. This mechanical movement causes the internal contacts to change state and generate an electrical signal.
The signal is then transmitted to the machine control system, which can perform actions such as:
Stopping machine travel
Changing operating direction
Activating alarms
Starting additional processes
Providing over-travel protection
Monitoring equipment status
This simple but effective mechanism makes limit switches one of the most reliable sensing solutions in industrial automation.
After years of experience working with industrial control equipment, I have found that high-quality limit switches can significantly reduce downtime and improve operational consistency.
| Technical Benefit | Operational Advantage |
|---|---|
| Accurate Detection | Improves positioning precision |
| Fast Switching Action | Enhances machine responsiveness |
| Long Service Life | Reduces replacement costs |
| Reliable Contacts | Improves control system stability |
| Compact Installation | Saves equipment space |
| Industrial Construction | Supports continuous operation |
Source: Industrial Automation Engineering Handbook.
The DS-118A-7.5 Limit Switch is widely used in industries where precise motion control and position monitoring are essential.
Industrial Automation Equipment
Packaging Machinery
Industrial Robots
Conveyor Systems
CNC Machine Tools
Material Handling Equipment
Warehouse Automation Systems
Assembly Production Lines
Home Appliance Manufacturing Equipment
Logistics and Transportation Systems
| Industry | Typical Application |
|---|---|
| Automation Equipment | Position detection and travel limitation |
| Robotics | Motion monitoring and safety control |
| Packaging Machinery | Cycle sequencing and positioning |
| Conveyor Systems | Product detection and limit control |
| CNC Machines | Axis travel monitoring |
| Material Handling | Equipment protection and positioning |
Every DS-118A-7.5 Limit Switch manufactured by Wenzhou Zhaoye Electronics undergoes strict quality management procedures.
Raw material inspection
Precision component manufacturing
Automated assembly operations
Electrical performance testing
Mechanical endurance testing
Final quality verification
Each unit is tested before shipment to ensure consistent performance and reliability.
Production lead time is typically between 7 and 20 days depending on order quantity and customization requirements.
To ensure transportation safety, we utilize:
Anti-static packaging materials
Protective foam cushioning
Strong export-grade cartons
Custom packaging solutions when required
Available shipping methods include:
Express Courier
Air Freight
Sea Freight
International Logistics Services
Flexible payment methods include:
Bank Transfer (T/T)
Credit Card
Alipay
International Payment Platforms
Established electronic switch manufacturer since 2007
Professional R&D and engineering team
Advanced manufacturing facilities
Strict quality control system
OEM and ODM customization support
Competitive factory-direct pricing
Reliable worldwide shipping capability
Responsive technical support
Stable production capacity
Long-term partnerships with global customers
It is used for position detection, travel limitation, and safety control in industrial automation systems.
Yes. It is commonly used for robotic motion monitoring and position control.
Production usually requires 7–20 days depending on quantity and customization requirements.
Express delivery, air freight, sea freight, and international logistics services are available.
Yes. We provide customized designs, specifications, and packaging according to customer requirements.
The DS-118A-7.5 Limit Switch offers reliable position detection, rapid response, long service life, and excellent industrial durability. It is an ideal solution for automation equipment, robotics, conveyor systems, packaging machinery, CNC equipment, and material handling applications.
Backed by the manufacturing expertise of Wenzhou Zhaoye Electronics Co., Ltd., the DS-118A-7.5 delivers the performance, reliability, and value required by modern industrial automation systems around the world.
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