Select from our proven, factory-direct human-machine interface assemblies. Every model can be customized with client-specified tactile snap forces, multi-pin FPC terminations, chemical-resistant graphic overlays, and integrated backlighting.
High-tensile SUS301 stainless steel tactile dome array mounted on premium peel-and-place adhesive film. Perfect for rugged handheld terminals, instrumentation, and remote switches demanding crisp tactile feedback over 1,000,000 actuations.
Ultra-thin LGF integration delivering uniform key and symbol illumination with zero hotspots. Assembled with precision-spaced snap domes on durable PCB/FPC substrate for low-light industrial command consoles and lab equipment.
Engineered Autotex PET / Lexan PC overlays silk-screened on sub-surfaces with selective texturing, anti-scratch hardcoats, and clear LCD display windows. Immune to industrial solvents, harsh detergents, and continuous washdowns.
Weatherproof matrix membrane keyboards with 3M 467MP/468MP adhesive laminates, designed specifically for outdoor petrochemical dispensers, bulk fluid meters, and agricultural distribution pumps subjected to UV rays and rain.
Deep black, non-reflective matte finish PC control fascia featuring precision-embossed perimeter rim buttons. Engineered for high aesthetic value in heavy machinery dashboards, food processing cabinets, and electric motor starters.
Bespoke dome placement engineered for direct lamination over existing printed circuit boards. Drastically speeds up OEM hardware assembly lines, eliminates manual dome shifting, and guarantees strict actuation force repeatability.
Cost-efficient single-layer PET carrier with precision air venting channels preventing internal air entrapment. Features nickel-plated contacts ensuring low loop resistance and complete oxidation immunity under humid tropical storage.
Four-legged cross snap domes available in tape-and-reel or continuous sheets. Engineered with central dimples to deliver firm tactile travel and stable electrical bridging even under severe chassis vibration and mechanical shocks.
From the pastoral agricultural plains of central Cuba to the industrial processing plants of Camagüey city and the coastal maritime operations at Nuevitas port, human-machine interfaces face extreme operational challenges. Here is how our membrane panel systems solve local operational vulnerabilities.
Camagüey is universally recognized as the dairy and cattle capital of Cuba, hosting massive milk processing, pasteurization, and cheese manufacturing facilities alongside major sugar mills. Traditional electromechanical push buttons fail in these environments due to steam cleanings, fatty acid deposition, and caustic washdowns. Cevra designs complete IP67-sealed Autotex PET membrane fascias with chemically inert multi-layer perimeter gaskets, ensuring seamless sanitation with chlorinated alkaline cleaners without circuit delamination.
The healthcare cluster and biotechnology laboratories in Camagüey require operator panels that meet stringent hygiene criteria. Unsealed keyboard switches accumulate bacterial bio-films in gaps. Our capacitive touch membrane panels and flat polyester overlays provide perfectly smooth, crevice-free surfaces that withstand rigorous wipedowns using 70% isopropyl alcohol, quaternary ammonium, and sodium hypochlorite, ensuring continuous sterility in diagnostic laboratories.
The critical port of Nuevitas on Camagüey’s northern shore handles heavy bulk fertilizer, cement, fuel logistics, and maritime transit. HMIs placed in crane gantries, marine winches, and outdoor fuel dispensing consoles suffer from airborne salt-fog corrosion and tropical UV degradation. Cevra utilizes UV-stabilized outdoor polyester films, silver circuits encapsulated with dielectric isolation layers, and gold-plated SUS301 metal domes that resist galvanic pitting even in constant saline air.
Engineering teams upgrading Cuban legacy equipment focus heavily on mean time between failures (MTBF), ease of field repair, and resilience to erratic power spikes. Compare our core interface technologies below:
| Performance Metrics | Tactile Membrane Switch (Metal Dome) | Capacitive Touch Film Switch | Rigid PCB-Backed Control Assembly |
|---|---|---|---|
| Tactile Response | Sharp, audible snap feel (250g - 450g trip force) | Zero travel; optional optical/piezo buzzer prompt | Solid travel with integrated surface micro-switches |
| Protection Rating | IP65 to IP67 with continuous perimeter seal | Up to IP68; hermetically sealed flat glass/PET | IP65 depending on cabinet mounting frame |
| Chemical / UV Defense | Exceptional with Autotex XE outdoor-grade films | Total chemical barrier behind glass or thick acrylic | Dependent on front overlay and frame material |
| Maintenance & Life Cycle | >1,000,000 cycles; easily replaced in the field | >5,000,000 cycles; zero moving mechanical parts | >2,000,000 cycles; modular hardware replacement |
| Primary Cuban Use-Case | Agricultural tractors, sugar mills, feed batchers | Diagnostic medical analyzers, sterile cleanrooms | Heavy railway switchgear, electrical distribution |
Operating in Dongguan since March 2009, Dongguan Cevra Electronic Technology Co., Ltd. controls the complete manufacturing chain across our 2,600㎡ facility. We are an authentic ISO 9001 certified custom manufacturer, audited onsite by SGS Group.
Our complete facility, quality testing laboratory, and assembly lines have undergone thorough onsite audit and verification by SGS Group, guaranteeing total traceability.
Zero subcontracting risks. From silk-screen printing, precision laser cutting, CCD automatic hole punching, to automatic laminating and dome placement, everything stays under one roof.
Each production batch is validated using computerized dome load-travel force testers, adhesive tack meters, high/low temperature cabinets (-40°C to +85°C), and pencil hardness testers.
Equipped with vacuum moisture-barrier packaging, anti-static carrier protection, and dedicated trade specialists familiar with containerized shipping and air cargo logistics to Cuba.
Key engineering and commercial answers to help procurement managers, plant maintenance directors, and OEM designers navigate custom membrane panel orders.
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