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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Customer recognition is our greatest motivation.
NEWS
Stay updated with the latest developments, product launches, and industry insights.
Power Entry Module vs Separate Inlet, Switch and Fuse
A power entry module combines two or more mains-entry functions—typically an appliance inlet with a switch, fuse holder or filter—into one panel assembly, while a separate-component design uses individual parts and wiring. The module can save panel space, reduce part count and simplify assembly. Separate components provide more freedom for ratings, service access, heat spacing and supplier choices. The better architecture depends on safety approvals, fuse strategy, EMC needs, panel constraints, production volume and maintenance. This guide compares the choices for OEM equipment. LEMA IPZ-series images are real inlet references; the photographed variants do not establish that every function is integrated. Confirm the exact model and schematic. Comparison table Decision factorIntegrated power entry moduleSeparate inlet, switch and fuseVerify Panel spaceCompact shared cutoutMore distributed areaCutouts, clearances and rear depth AssemblyFewer panel parts and jumpersMore wiring and hardwareWork instructions and inspection points FlexibilityFunctions tied to one modelEach component selected independentlyRatings, poles, fuse and filter options ServiceOne module may be replaced as a unitSingle failed part can be changedAccess, spares and fuse replacement ApprovalsModule evidence can simplify component reviewEach part and assembly relationship reviewedExact certifications and end-product conditions Supply riskGreater dependence on one combined itemMore approved alternatives possibleSecond sources and change control What counts as a power entry module A basic appliance inlet only provides the detachable power connection. A power entry module integrates additional functions in the same housing or coordinated assembly. Possible elements include a line switch, one or two fuse positions, voltage selector and electromagnetic-interference filter. Product naming varies, so the schematic and bill of materials should identify the actual functions. Do not assume a rectangular inlet contains a fuse because a drawer-like feature is visible. Likewise, a fused inlet...
↗Mushroom Push Button Switch: Uses and Selection
A mushroom push button switch uses a wide, prominent actuator that is easy to locate and press, but head shape alone does not make it an emergency-stop device. Select it by intended command, maintained or momentary action, contact arrangement, color, legend, panel fit, electrical duty and required safety function. A general machine-control button and a compliant emergency-stop operator may look similar while having different latching, reset, contact and certification requirements. This guide separates those uses and provides an OEM selection process. LEMA PBS-series photos are real product references for a domed push-button form; confirm the exact model drawing and approvals before specifying any safety-related function. Selection table DecisionGeneral mushroom buttonEmergency-stop applicationEvidence required PurposeLarge manual commandStop hazardous motion in defined conditionsMachine risk assessment and control narrative ActionMomentary or maintainedTypically latching with deliberate resetExact mechanical action and reset method ContactsNO, NC or changeover as requiredSafety architecture may require specific NC/direct-opening contactsContact diagram and compliance documentation Color/markingChosen for machine conventionGoverned by applicable standards and project rulesPanel design and standard review ValidationFunctional and endurance checksComplete safety-function validationTest plan and recorded results Why the large head is useful A broad actuator is easier to find with a hand, glove or palm than a small flush button. It can suit start, stop, acknowledge, cycle request or other commands where visibility and a generous target area are valuable. The shape can also reduce the precision needed for actuation. That advantage creates a trade-off: a projecting head may be struck accidentally. Consider guards, shrouds, spacing and panel location according to the command. A guard must not make an intended urgent action difficult. Test the layout with representative operators, gloves, lighting and viewing angles. LEMA PBS-series product reference showing...
↗Foot Switch IP Ratings for Wet and Dusty Work Areas
A waterproof foot switch should be chosen from the complete installed system, not from a product photo or the word “waterproof.” The relevant IP rating applies only to the exact tested enclosure, cable entry, connector and operating condition. Water jets, standing water, metal dust, oil, washdown chemicals and outdoor condensation are different exposures. Define the contaminants and cleaning method first, then verify the switch’s documented IP code, mounting position, cable termination and maintenance plan. This guide explains how to specify a foot control for wet and dusty work areas. LEMA LF-series images provide real product references, but no rating is inferred from appearance. Ask for the controlled datasheet and test evidence for the exact model. IP rating decisions at a glance Environment questionWhy it mattersEvidence to requestCommon mistake Dust type and quantityFine conductive dust differs from coarse dry debrisExact first IP digit and test scopeCalling any covered pedal dustproof Water sourceDrips, spray, jets and immersion are separate testsSecond IP digit, orientation and durationTreating all water exposure as equivalent Cable exitIngress often begins at the gland or connectorCable diameter range and assembly instructionRating the pedal but not the cable assembly Cleaning chemicalsCompatibility is not defined by IP aloneMaterial and chemical-resistance confirmationAssuming washdown detergent is harmless Mechanical damageCracks and impacts defeat sealsInspection criteria and replacement limitsKeeping a damaged enclosure in service What the two IP digits mean The first digit describes protection against access to hazardous parts and solid foreign objects. The second describes protection against water under specified laboratory conditions. Higher digits are not a universal promise for every contaminant, pressure, chemical or installation. The IEC explanation of IP ratings provides the official framework; purchase decisions should use the applicable IEC...
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