Waterproof and dustproofdesign (IP67)
Compact size andcompact structure
Long lifespan andhigh reliability
100% Manufactory
Set up since 2012, our company own the factory, and experienced.
PROFESSIONAL MANUFACTURER OF MICRO SWITCHES
Waterproof and dustproofdesign (IP67)
Compact size andcompact structure
Long lifespan andhigh reliability
Product Quality
Uiled have obtained relevant CCC, CQC, UL, VDE, CE, ENEC enterprise and relevant product certifications.
Sales Market
We have gained a global sales network reaching many countries over North America, South America, Europe, Africa and South East Asia.
After-Sales Service
A complete service network has been established to respond to user requests within 24 hours.
PRODUCTS
The core products include micro switches and travel limit Switch, push button switch, foot switch, toggle switch, AC power socket.
The core products include micro switches and travel limit Switch, push button switch, foot switch, toggle switch, AC power socket.
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ABOUT LEMA
Lema is committed to R&D, production and sales of industrial control electrical switches. The company's core products include micro switches and travel limit Switches, push button switches, foot switches, toggle switches, AC power socket.
After nearly 30 years of steady development, Lema has become a large-scale professional manufacturer of micro switches in China. The company currently covers an area of more than 11,000 square meters.
2000Years
Established in
40+
Exporting countries and regions
10000m2
Factory floor area
60+
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APPLICATION
Committed to research and development, production, sales of industrial electrical switches and connectors
INDUSTRIAL
AUTOMATION
Industrial automation empowers smart manufacturing with reduced manual labor, higher precision, and greater efficiency.
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NEWS
Stay updated with the latest developments, product launches, and industry insights.
Toggle Switch Terminal Types: Solder, Screw or Quick Connect
“Toggle switch terminal type” describes how wires or a circuit board connect to the switch; it does not describe what the switch does electrically. A switch may be SPST, SPDT or DPDT and still be offered with different termination styles. Before choosing a part, separate the circuit function from the physical connection and verify both on the exact model drawing. The three common options covered here are quick-connect tabs, screw terminals and solder lugs. They can look similar from the front of the panel, but they lead to different assembly, service and inspection requirements. The LEMA product-library images below show real toggle-switch examples of each construction; use the model documentation for dimensions, ratings and wiring rather than reading those details from a photograph. LEMA LT3230C product-library original showing blade-style quick-connect terminals. Confirm the exact tab and mating receptacle dimensions. Terminal type is not pole-and-throw logic Pole and throw describe the electrical contact arrangement. SPST switches one path on or off; SPDT transfers a common contact between two paths; DPDT controls two poles. Terminal style describes the physical termination at the back of the switch: for example, a quick-connect tab, a threaded screw clamp or a solder lug. A six-terminal DPDT device may use screw terminals, solder lugs or blade tabs depending on its model and family. Do not infer COM, NO, NC or terminal numbering from the connection style. The terminal count and layout must match the internal circuit diagram. Even visually similar toggle switches can use different terminal positions, view directions, contact logic and ratings. The DPDT toggle switch selection guide discusses circuit configuration separately; this article focuses on the physical wire interface. Compare the three connection styles Terminal...
↗Limit Switch Response Time vs Machine Stopping Distance
A limit switch can change its electrical state when a machine target reaches the actuator, yet the machine may continue moving for some time afterward. That is why “limit switch response time” and “machine stopping distance” are not the same measurement. The first concerns a switch or signal stage; the second depends on the complete control path and the moving machine. This guide separates the stages, shows how to estimate delay-related travel, and explains what must be measured before using the result in a machine design. No generic millisecond value applies to every limit switch or machine. Use the exact switch data and a qualified measurement of the installed system. A general-purpose limit switch should not be treated as a safety-rated protective device unless the device and complete safety function are specifically designed and validated for that purpose. LEMA LZ2108 product-library original. Its roller arm is a position actuator; the image does not specify a system stop time. What does limit switch response time mean? In everyday use, response time may refer to the interval from mechanical actuation until the contacts change state, until a controller registers the input, or until the driven machine stops. Those endpoints describe different events. If a supplier publishes an operate or release time, check its test conditions and the exact model. Many mechanical limit-switch selection guides instead specify operating speed, operating frequency, travel and contact characteristics; those values are not automatically a complete machine response time. For a moving mechanism, define at least three timestamps: when the target first contacts the actuator, when the electrical input changes state, and when the hazardous movement has actually stopped. The interval between the first two is a...
↗Pneumatic Foot Switch vs Electrical Foot Switch
A pneumatic foot switch and an electrical foot switch can look similar at the pedal, but they send different kinds of signals. A pneumatic pedal routes compressed air through tubing or operates an air valve; an electrical pedal changes an electrical contact state. The right choice depends on what the machine must control, what utilities are available, and how the pedal will be installed and maintained. This guide compares the signal path and selection checks rather than treating one type as universally safer or better. LEMA’s LF product family is an electrical foot-switch product; it is included as an example of the electrical option, not as a pneumatic product. Confirm the exact model drawing, contact arrangement, cable, enclosure and ratings before ordering or integrating any foot switch. LEMA LF-series product reference. Pedal appearance alone does not identify the electrical contact configuration or rating. Start with the signal the pedal must send The word “switch” can describe either a device that changes electrical contacts or a valve that changes airflow. Before comparing housing size or price, trace the command from the operator’s foot to the machine: Electrical foot switch: pressing the pedal changes one or more electrical contacts. The contact may switch a control input, relay coil or load, subject to the exact switch and circuit ratings. Pneumatic foot switch: pressing the pedal changes an air path or sends a pressure signal through a tube. The downstream device may be a pneumatic valve, cylinder or air-operated switch. Electro-pneumatic foot switch: air pressure from a pedal actuates a remote electrical switch, combining a pneumatic link at the operator with an electrical output elsewhere. These are different architectures, not interchangeable wiring versions. AutomationDirect...
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