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About Protolab Electrotechnologies Pvt. Ltd.
For nearly Three decades, Protolab Electrotechnologies Pvt. Ltd. has specialized in HMI Input Devices, Printed Electronics, Printed Graphics, Auto Dials, Smart Cards & Packaging. Based in Navi-Mumbai with ISO-certified, state-of-the-art facilities, we offer strong R&D, OEM/ODM capabilities, and a robust production line. We serve clients across India, USA, Germany, UK, Taiwan in sectors like Medical, Pharma, Automation, Defense, Aviation, Banking & more.
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M/s. PROTOLAB ELECTROTECHNOLOGIES PVT. LTD., EL-93, Electronic zone, Block A, Road No.16, TTC Industrial Area, MIDC, Mahape, Navi-Mumbai-400710
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Electronics
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Consumer Electronics , Electronic Components , Electronics InstrumentsSub category
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Microwave oven , LED Panels , Electro-cardiographs (ECG) , Megger meters , Metal Detector , Spectrometers , Portable X-ray machineItem
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Portfolio
Auto Dial
Auto Dials, also known as Automotive Front Fascia or Printed Dials, are an integral part of the vehi...
Auto Dial
Sub Category
Tell-taleIndicators, Diffusers, LightEnhancers, LightGuides, 3DIn-mouldDecorations, ROHS&REACHcompliantMaterial, ScreenPrinting, Color&Texture, 3dEffects, IMD, LaserCutting, integration, SupplyDescription
Auto Dials, also known as Automotive Front Fascia or Printed Dials, are an integral part of the vehicle’s instrument cluster, displaying critical information such as speed, RPM, fuel levels, and warning indicators. They are the interface between the driver and the vehicle, combining precision engineering with aesthetic design. At Protolab, we specialize in manufacturing high-quality auto dials using advanced printed graphics technology. Our dials are designed to deliver sharp legends, vibrant colors, and long-lasting durability, ensuring clear readability under both day and night conditions. Key Features: 1. High-Resolution Printing – Accurate scales and legends for flawless information display. 2. Durable Materials – Polycarbonate and polyester films with UV and scratch resistance. 3. Customization – Multiple finishes, textures, and color options to match OEM requirements. 4. Illumination Compatibility – Integration with backlighting, tell-tale indicators, and diffusers for uniform visibility. 5. Compliance – Manufactured with ROHS & REACH compliant materials to meet global standards. Applications: 1. Automotive Instrument Clusters 2. Speedometers & Tachometers 3. Fuel & Temperature Gauges 4. Warning Indicators & Custom Fascia In essence, Auto Dials are not just display components—they are precision instruments that enhance driver safety, comfort, and the overall aesthetic appeal of modern vehicles.
Backlit Keypad Solutions (for low-light environments)
Backlit keypads combine sleek aesthetics with superior functionality, delivering optimal visibility...

Backlit Keypad Solutions (for low-light environments)

Sub Category
Consumer Electronics, Electronics Instruments, IT Hardware, TelecomItems
Home Appliance, Chromatograph instruments., Direction finding equipment, Direction measuring equipment, Echo sounding instruments, Electro-cardiographs (ECG), Gas/smoke analysis apparatus, Geophysical instruments, KEYBOARDS, Facsimile machineDescription
Backlit keypads combine sleek aesthetics with superior functionality, delivering optimal visibility in low-light or mission-critical environments. Using integrated LEDs, Electroluminescent (EL) panels, or Light Guides, these keypads ensure consistent illumination of keys, symbols, and interfaces. Designed and manufactured by Protolab, these solutions are built for performance across sectors like medical, industrial, automotive, and consumer electronics—where visibility and reliability are non-negotiable. Features & Capabilities 1. LED, EL, or Light Guide Backlighting 2. Uniform Light Distribution 3. Multi-Zone and Multi-Color filter Options 4. Integration with Tactile or Capacitive Keypads 5. Low Power & High Durability 6. IP-rated Sealed Designs for Harsh Environments Where They're Used 1. ICU Beds & Medical Equipment 2. Industrial Control Panels 3. Automotive Dashboards 4. Smart Consumer Devices 5. Emergency & Defense Systems Protolab’s Backlit Keypads don’t just light up — they elevate the user experience, ensure round-the-clock operability, and align with your brand’s design language.
Capacitive Touch Keyboard
Capacitive keyboards operate by detecting changes in capacitance on touch-sensitive pads distributed...

Capacitive Touch Keyboard

Sub Category
Design&Development, ROHS&REACHCompliantMaterial, ScreenPrinting, Color&Texture, Windows, DeadFrontPanels, ElectroluminescentPanels, IlluminatedKeys, Embossing, Braille, 3DEffects, TactileFeedback, Non-tactileFeddback, Doming, Shielding, InterchangeableLeagends, EmbeddedSMDComponents, Connectors, Hardware&Spacers, LaserCutting, SubAssemblies, IngressProtection, Interfaces, IntegrationDescription
Capacitive keyboards operate by detecting changes in capacitance on touch-sensitive pads distributed across the keyboard. Unlike traditional contact keyboards—where electrical flow begins only when a key is pressed—capacitive keyboards maintain a constant electrical field. Each key sits above a capacitor pad that stores static charges, and pressing a key alters the capacitance at that precise point. This variation is instantly detected and registered as the keystroke. Requiring only a gentle touch, capacitive keyboards deliver faster response, greater durability, and a more refined user experience compared to conventional contact-based designs. Protolab brings deep expertise in custom HMI solutions, enabling the development of capacitive keyboards that perfectly align with customer requirements. From initial design to final production, we ensure precision in sensitivity, durability, and aesthetics. Our capability to integrate advanced features—such as Backlighting, Graphics Overlay, and component customization—allows us to deliver user-friendly and reliable solutions. With a focus on innovation and quality, Protolab ensures every capacitive keyboard enhances both performance and user experience across Medical, Industrial, and Consumer Applications.
Flexible Membrane Switch
Flexible Membrane Switches are thin , lightweight, and highly durable user interface solutions widel...
Flexible Membrane Switch
Sub Category
Consumer Electronics, Electronics Instruments, IT HardwareItems
Home Appliance, Direction finding equipment, Direction measuring equipment, Echo sounding instruments, Electro-cardiographs (ECG), Gas/smoke analysis apparatus, Geophysical instruments, Portable X-ray machine, KEYBOARDSDescription
Flexible Membrane Switches are thin , lightweight, and highly durable user interface solutions widely used across Medical, Industrial and Consumer Electronic applications. Built using multiple layers of flexible Polyester or Polycarbonate films, these keypads offer excellent tactile response, reliable switching, and superior environmental resistance. At Protolab, our Flexible Membrane Keypads are custom-designed to meet specific user requirements, combining aesthetic appeal with functional performance. These keypads are ideal for compact devices where space, sealing, and reliability are critical. Features such as integrated LEDs, embossed keys, tactile metal domes,Capacitive touch, backlit, and EMI shielding are available to enhance usability and durability. With advanced screen printing, die-cutting, and lamination process in our in-house facility, we ensure fast turnaround and consistent quality. Whether for Medical Equipment, Control Panels, or Industrial Interfaces, our Flexible Membrane Keypads deliver precision, performance, and protection.
IP 67 Membrane Switch
IP67 Membrane Switches are rugged, sealed user interfaces engineered to withstand harsh environmenta...

IP 67 Membrane Switch

Sub Category
Consumer Electronics, Electronics Instruments, IT Hardware, TelecomItems
Home Appliance, Chromatograph instruments., Direction finding equipment, Direction measuring equipment, Echo sounding instruments, Electro-cardiographs (ECG), Gas/smoke analysis apparatus, Geophysical instruments, KEYBOARDS, Facsimile machineDescription
IP67 Membrane Switches are rugged, sealed user interfaces engineered to withstand harsh environmental conditions. Designed to be completely dust-tight and protected against temporary immersion in water (up to 1 meter for 30 minutes), these switches are ideal for demanding applications such as Medical Devices, Outdoor Equipment, Industrial Machinery, and Defense Systems. At Protolab, our IP67 Membrane Switches combine functionality, durability, and customization. These switches are built using high-grade materials with precision-sealed layers, ensuring reliable performance even in environments exposed to moisture, dust, chemicals, or extreme temperatures. Key Features: 1. Complete Dust and Water Ingress Protection (IP67 Certified) 2. Customizable Graphic Overlays with embossed keys and tactile feedback 3. UV & Chemical Resistant Surfaces for outdoor and medical use 4. Optional Backlighting (LED/EL) and EMI/RFI shielding 5. Flexible Circuit Integration for space-saving designs With in-house engineering, printing, and assembly capabilities, we deliver high-performance IP67 membrane switches that meet your specific design and environmental requirements.
PCB-based Membrane Keyboard
PCB-based Membrane Keyboards are built with contact layers etched on a rigid PCB, making them strong...

PCB-based Membrane Keyboard

Sub Category
Design&Development, ROHS&REACHCompliantMaterial, ScreenPrinting, Color&Texture, windows, DeadFrontPanels, ElectroluminescentPanels, Ilummination, Embossing, Braille, 3DEffects, TactileFeedback, Non-tactileFeedback, Doming, Shielding, IntercahngeableLegends, EmbeddedSMDComponents, Connectors, Hardware&Spacers, LaserCutting, SubAssemblies, IngressProtection, Interfaces, Integration, TechnicalSpecificationsDescription
PCB-based Membrane Keyboards are built with contact layers etched on a rigid PCB, making them stronger and more reliable than flexible types. These Keyboards can seamlessly integrate discrete Passive Components, Mechanical Switches, Surface-Mount Devices, and even provisions for Active Components. With riveted mountings, the entire assembly is self-supporting, offering robust performance. Key Features & Advantages: 1. Strength & Stability: Unlike flexible circuits, the rigid PCB base gives the keypad mechanical strength and eliminates the need for additional support. 2. Component Integration: Designers can easily incorporate passive components (resistors, capacitors), surface-mount devices, LEDs, and even active components on the same PCB. 3. Enhanced Tactile Feel: PCB construction supports mechanical switches or metal domes for sharper tactile feedback and better user experience. 4. Backlighting Options: Compatible with LED or EL backlighting for improved visibility in medical, industrial, or defense applications. 5. Custom Mounting: Riveted or screw-mount designs ensure self-supporting assemblies without extra fixtures. 6. Enclosure Compatibility: Can be housed in plastic/metal enclosures or integrated with accessories like displays, connectors, or touchscreens. Applications: 1. Medical Devices – ICU bed controls, patient monitoring systems, diagnostic instruments. 2. Industrial Equipment – Process control panels, automation systems, CNC machines. 3. Consumer Electronics – Appliances, kiosks, fitness equipment. 4. Defense & Aerospace – Ruggedized systems requiring reliability under extreme conditions. Additionally, they can be conveniently housed in enclosures or combined with other accessories, making them a versatile HMI Input Solution.
Printed Electronics (for Wearables, Sensors, Potentiometers and Heaters)
Printed Electronics represent the future of compact, Flexible, and cost-effective circuitry. By usin...

Printed Electronics (for Wearables, Sensors, Potentiometers and Heaters)

Sub Category
Consumer Electronics, Electronic Components, Electronics InstrumentsItems
Antenna, Microwave oven, Home Appliance, Potentiometers, Heat MeterDescription
Printed Electronics represent the future of compact, Flexible, and cost-effective circuitry. By using advanced printing techniques, electronic components like Wearables, Sensors, Heaters, and antennas are printed directly onto flexible substrates using conductive inks. This technology enables ultra-thin, lightweight, and bendable electronic devices ideal for modern applications. At Protolab, we specialize in custom-printed electronics that meet the evolving demands of Medical, Automotive, Industrial, and Smart Packaging sectors. Our solutions combine design flexibility with high-volume manufacturability, reducing both space and cost compared to traditional PCB assemblies. Where Innovation Comes to Life: 1. Smart Medical Patches & Diagnostics 2. Flexible Touch Sensors for HMIs 3. Smart Cards & RFID Integration 4. Printed Heating Elements & EL Panels 5. Interactive Packaging & Brand Engagement With in-house expertise in screen and digital printing, conductive ink technologies, and multi-layer lamination, Protolab delivers cutting-edge Printed Electronics that are ready for real-world performance.
Printed Graphics
Protolab specializes in delivering high-quality Printed Graphics that combine aesthetics, durability...

Printed Graphics

Sub Category
Design&Development, ROHS&REACHComplianMaterial, ScreenPrinting, DigitalPrinting, InMouldDecoration, Color&Texture, TactileFeedback, Windows, DeadFrontPanels, Embossing, Braille, 3DEffects, Doming, Interchangeable, LaserCuttingDescription
Protolab specializes in delivering high-quality Printed Graphics that combine aesthetics, durability, and functionality. These graphics are designed to enhance the user interface while ensuring precision, brand consistency, and superior performance across applications. By leveraging advanced printing technologies and materials, Protolab creates solutions that are both visually striking and technically reliable, suitable for industries such as medical devices, electronics, automotive, and industrial equipment. Enhancements for Printed Graphics. Protolab offers various enhancements to meet specific design, branding, and functional requirements: 1. ROHS & REACH Compliant Material – Ensures safety and environmental compliance. 2. Printing – High-resolution printing for precise detailing and vibrant visuals. 3. In Mould Decoration (IMD) – Durable decoration embedded within moulded components. 4. Color & Texture – Custom colors and surface finishes to align with brand identity. 5. Tactile Feedback – Enhanced touch response for better usability. 6. Windows – Transparent or semi-transparent windows for display or indicator areas. 7. Dead Front Panels – Graphics that remain hidden until backlit or activated. 8. Embossing – Raised features for a tactile and premium feel. 9. Braille – Accessibility features for visually impaired users. 10. 3D Effects – Visual depth for a modern and dynamic appearance. 11. Doming – Protective resin coating for durability and glossy finish. 12. Interchangeable Legends – Flexible design for panels requiring frequent updates. 13. Laser Cutting – Precision cutting for complex shapes and designs. 14. Enclosures – Protective housing and integration solutions for enhanced durability. With these enhancements, Protolab’s Printed Graphics deliver design innovation, durability, and user-friendly interaction, making them ideal for diverse applications.
Programmable Keyboard
Programmable keyboards are advanced input devices that allow users to customize and assign specific...

Programmable Keyboard

Sub Category
Design&Development, ROHS&REACHCompliantMaterial, ScreenPrinting, Color&Texture, Windows, DeadFrontPanels, ElectroluminescentPanels, IlluminatedKeys, Embossing, Braille, 3DEffects, TactileFeedback, Non-tactileFeddback, Doming, Shielding, InterchangeableLeagends, EmbeddedSMDComponents, Connectors, Hardware&Spacers, LaserCutting, SubAssemblies, IngressProtection, Interfaces, IntegrationDescription
Programmable keyboards are advanced input devices that allow users to customize and assign specific functions, shortcuts, or macros to individual keys. Unlike standard keyboards, they can be configured to perform multiple tasks with a single press, improving efficiency, speed, and accuracy. These keyboards are widely used in industries such as medical, industrial automation, retail, and control systems, where quick access and process optimization are critical. Their flexibility, reliability, and user-friendly design make them an ideal choice for applications that demand high productivity and precision. At Protolab, we believe every successful product begins with the customer’s vision. Our process starts by carefully understanding the client’s requirements—functionality, design, application, and user experience. With strong expertise in HMI Design, Printed Electronics, and Precision Manufacturing, we translate these inputs into practical engineering solutions. Through prototyping, material selection, customization, and rigorous testing, we ensure the final output not only matches but often exceeds expectations. This collaborative approach guarantees that every product delivered is reliable, user-friendly, and customised to the customer’s exact needs.
Smart HMI Interfaces (for Flexible or PCB based Membrane Keypads, Capacitive Switches)
Smart HMI (Human-Machine Interface) Interfaces are the backbone of modern device interaction—designe...

Smart HMI Interfaces (for Flexible or PCB based Membrane Keypads, Capacitive Switches)

Sub Category
Consumer Electronics, Electronics Instruments, IT Hardware, TelecomItems
Home Appliance, Chromatograph instruments., Direction finding equipment, Direction measuring equipment, Echo sounding instruments, Electro-cardiographs (ECG), Gas/smoke analysis apparatus, Geophysical instruments, KEYBOARDS, Facsimile machineDescription
Smart HMI (Human-Machine Interface) Interfaces are the backbone of modern device interaction—designed to enhance user experience with seamless, intuitive, and responsive control systems. At Protolab, we specialize in crafting custom Smart HMI interfaces using Flexible Membrane Keypads, rigid PCB-based solutions, and advanced Capacitive Switches. Our interfaces are engineered to combine aesthetics, durability, and functionality, making them ideal for Medical Devices, Industrial Equipment, Home Automation, and Next-gen Consumer Electronics. Key Features: 1. Flexible or PCB-based Construction for optimal design integration 2. Capacitive Touch & Tactile Options for modern, smooth user experience 3. Multi-layer Customization with embossed keys, LED indicators & shielding 4. IP-rated Designs for dust & water resistance (up to IP67) 5. Smart Backlighting & Graphics for improved visibility and branding 6. Highly Reliable with over 1 million actuations per key Whether your application requires sleek capacitive touch panels or rugged tactile keypads, our Smart HMI solutions offer the perfect balance of innovation, reliability, and user-centric design.
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