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+
Authentication certificate
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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Power Inlet Molding Shrinkage: Request Finished-Part Dimensional Evidence
Power inlet molding shrinkage dimensional evidence should connect the identified material and production process to measurements of the finished inlet housing. A resin datasheet value is useful background, but it does not prove that a delivered flange, cavity or mounting feature meets its drawing. Request the selected inlet configuration, material identification, controlled dimensions and representative inspection records. Keep material-specimen shrinkage separate from actual component acceptance and from panel fit. This guide helps OEM buyers ask for relevant evidence; it does not identify the IPZ housing polymer, specify a shrinkage percentage or infer dimensional conformity from a catalog image.Separate material data from the component requirementThe finished housing is the purchasing subject. A material test specimen is a different object made under its own defined conditions. Start by listing the inlet features that matter to the intended assembly, using the supplier drawing and the equipment design. Do not turn every available resin property into an acceptance requirement without an application reason.The IPZ Series AC Power Socket is the relevant family reference. Confirm the exact mounting version and supplied drawing because the family image includes different mounting arrangements. The snap-in versus screw-mount inlet guide explains that selection boundary. This article concerns dimensional evidence from molding, rather than choosing the mounting system.Ask the supplier to identify the housing material under the applicable disclosure arrangement. Do not presume a polymer from color, hardness by touch or an unrelated product in the same catalog. Where detailed formulation is confidential, agree which controlled material identifier and conformity record are sufficient for the order.Understand what a shrinkage standard can establishThe public scope of ASTM D955 concerns shrinkage measurements on molded thermoplastic specimens. It expressly limits transferring those specimen...
↗Micro Switch Terminal Coplanarity: Verify the Drawing Before Measuring
Micro switch terminal coplanarity inspection is useful only when the selected terminal configuration and assembly drawing define which surfaces should share a plane. First confirm the switch variant, intended connection and reference features. Then measure the specified terminal locations using a method that does not bend them into an apparent pass. Spade tabs, solder terminals and board-mount leads should not inherit the same assumed requirement. For an OEM order, request the controlled terminal drawing and acceptance criteria before buying a generic coplanarity test. This guide explains how to organize that evidence without inventing a KW7 tolerance or treating every microswitch as a surface-mount component.Confirm that coplanarity is the actual assembly concernTerminal position relative to an intended common plane is separate from terminal strength, solderability and contact resistance. Identify the assembly feature that needs alignment. A harness using individual receptacles may have a different concern from a rigid board interface. Do not choose the test merely because the terminal ends look uneven in a perspective photograph.The KW7 Series Micro Switch KW7-0 Black Switch with CE CQC presents a family with different actuator and terminal options. Confirm the purchased version with the supplier rather than treating one catalog image as a complete dimensional drawing. The micro switch terminal types guide helps organize those connection choices before a dimensional review.If the assembly interference is actually caused by terminal spacing, angle or clearance, call it that. A coplanarity report may not capture those characteristics. Mark the specific contact region or lead feature on the approved drawing and explain how it interacts with the mating part. The inspection request should answer that interface question.Establish the reference before collecting heightsAsk which features locate the switch in...
↗Toggle Switch Handle Surface Roughness: Define a Repeatable Inspection
Toggle switch handle surface roughness inspection should begin with a defined surface, an agreed finish requirement and a method that can examine the curved handle without damaging it. A shiny appearance or a smooth feel does not establish a numerical roughness value. Separate visible burrs and coating defects from measured texture, then compare each finding with the approved drawing or sample. For an OEM purchase, ask which handle variant and finish were supplied before requesting a test. This guide organizes that inspection and its records; it does not prescribe a universal roughness limit or claim a particular finish for every Lemaele toggle switch.Identify the handle surface covered by the requirementThe user-contact handle surface is a different inspection subject from the mounting thread, pivot mechanism or electrical contacts. Define whether the requirement covers the rounded tip, the sides, a seam, or another identified region. A result from an easy-to-reach patch cannot automatically represent the entire handle. Include an annotated drawing or photograph that identifies the area without concealing it with labels.The LT3230C Spade Terminal Heavy Duty Toggle Switch DPDT ON-OFF-ON provides a concrete product reference for the inquiry. Use the selected ordering configuration and current drawing to confirm the handle geometry and finish. Do not infer a coating material, roughness value or polishing process from the product photograph. The broader metal toggle switch selection guide addresses the surrounding purchasing decisions.Ask why surface condition matters in the application. A cosmetic match, comfortable manual contact, resistance to snagging and a controlled manufacturing finish can require different evidence. Translate the actual concern into an inspectable requirement. A single roughness number may not describe a sharp isolated edge or a visible scratch that matters to...
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