Reliable Piezo Electric Elements for Clear & Consistent Acoustic Alerts
Compact, durable, and engineered for dependable sound performance across modern electronic applications.
The OBO Pro.2 Piezo Electric Elements are designed to deliver precise and reliable acoustic signaling for a wide range of electronic applications. Built with compact form factors and stable resonant performance, these piezo elements generate consistent alert sounds while maintaining durability under demanding operating conditions.
With multiple resonant frequency options available, designers can tailor sound output to match specific application requirements — from consumer electronics and automotive systems to security devices and IoT products. Their compact construction also makes them ideal for space-constrained designs without compromising audio performance.
Key Features
✅ Multiple Resonant Frequency Options Available in various resonant frequencies to support customised sound output and application-specific acoustic requirements.
✅ Compact & Reliable Design Small footprint enables easy integration into miniaturised electronic devices while maintaining dependable alert performance.
✅ AC-Driven Precision Performance Designed for stable and consistent acoustic signal generation with efficient AC-driven operation.
✅ Durable & Long-Lasting Construction Maintains reliable performance even under vibration, temperature fluctuations, and environmental stress.
✅ Versatile Integration Capability Suitable for a broad range of electronic systems requiring audible alerts or notification functions.
Applications & Target Markets
Applications
Home Electronics
Automotive Systems
Security & Alarm Devices
Smart Home Products
IoT Devices
Industrial Control Equipment
Consumer Electronic Products
Target Market
Electronics Design Engineers
Automotive Electronics Manufacturers
IoT Device Developers
Security System Integrators
Consumer Electronics Brands
Industrial Equipment Manufacturers
Get the Full OBO Pro.2 Piezo Electric Elements Datasheet
Access detailed specifications, resonant frequency options, and performance data to support your next electronic design.
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The OBO Pro.2 Piezo Electric Elements provide dependable acoustic performance in a compact and durable design. With flexible resonant frequency options and broad application compatibility, they are an excellent solution for engineers seeking reliable sound alert components across consumer, automotive, industrial, and IoT applications.
Designing Compact Consumer Electronics? Meet the Spring Contact Solution Built for Tight Spaces
See how Harwin’s EZi Range helped a high-end hairdryer manufacturer redesign for compactness — without sacrificing reliability.
Public-facing consumer electronics demand sleek, compact designs without compromising on internal reliability. As devices shrink, PCB space becomes increasingly limited — yet the need for multiple stable contact points across internal systems remains. Harwin EZiSpring Contacts are engineered to deliver the right combination of footprint, contact height, and spring force, supplied in tape and reel packaging for seamless automated assembly.
Key Features:
Minimal footprint spring contacts for space-constrained PCB layouts
Optimised contact height and spring force for consistent electrical performance
Supplied in tape and reel for compatibility with automated SMT placement
Suitable for multiple internal contact points within a single compact device
Reliable performance across high-volume consumer electronics applications
Application and Market:
Applications:
Hairdryers and personal care appliances
Wearable and handheld consumer devices
Smart home electronics and IoT devices
Market:
High-end consumer electronics manufacturers
OEM product designers and engineers
Electronics contract manufacturers (EMS/CM)
Engineering Background:
High-end consumer electronics manufacturers are constantly redesigning existing product lines to meet market demand for more compact, premium devices. This directly reduces available PCB space while internal system requirements — including multiple contact points across different subsystems — remain unchanged. Connectors must maintain reliable electrical contact, support minimal footprint layouts, and be ready for automated assembly to meet production efficiency targets.
Harwin Solution:
Harwin’s EZi Spring Contacts deliver:
Compact footprint that fits within tightened PCB space constraints
Precisely optimised contact height for reliable performance within compact housing
Calibrated spring force ensuring consistent contact across multiple internal points
Tape and reel packaging for seamless integration into automated assembly lines
Download the EZi Range Datasheet
Access detailed product specifications, mechanical dimensions, and application guidance to support your design requirements.
Fill in the form below to download the EZi Range Datasheet. Your download will be available immediately after submission.
Harwin Spring Contactdemonstrated that compact design and reliable performance are not mutually exclusive. By delivering spring contacts with the ideal combination of footprint, contact height, spring force, and SMT-ready packaging, Harwin provided a solution that supported the customer’s ambition to push the boundaries of consumer electronics design.
Building intelligent power infrastructure for reliable, efficient, and resilient data center operations
As data centers continue to expand in scale and complexity, reliable power and energy distribution has become a critical foundation for uninterrupted operations. From stable power conditioning to intelligent monitoring and energy buffering, every component plays an important role in maintaining uptime, improving efficiency, and supporting long-term infrastructure resilience.
iConnexion provides Smart Data Center Solutions that bring together trusted technologies for power stability, energy control, high-current connectivity, and advanced power infrastructure management.
Application
Smart data center power and energy distribution systems are used across a wide range of mission-critical infrastructure, including:
Data center power distribution systems
Server rack and cabinet power management
UPS and backup power systems
Energy monitoring and remote control systems
High-current power connectivity systems
Power conditioning and filtering circuits
Edge data centers and micro data centers
Building energy management systems
These applications require components that support reliable power delivery, electrical stability, compact system design, high-current performance, remote monitoring and fast-response energy buffering across critical data center infrastructure.
Engineering Background
In smart data center infrastructure, power and energy distribution systems work together with monitoring, control and backup power technologies to support continuous operation.
The power system must support stable energy delivery, voltage regulation, power conditioning, high-current connectivity, remote monitoring and fast-response energy buffering across multiple critical subsystems.
This may involve several key component technologies, including:
Resistors, inductors and MLCCs for stable filtering and reliable power conditioning
IoT controllers for remote monitoring and smart energy control
Rugged high-current connectors for secure power system connections
Ultracapacitors for high-speed energy buffering and power stability support
Power management components for efficient energy distribution
Monitoring and control devices for improved system visibility and operational reliability
Together, these components help support the performance, efficiency and reliability of smart data center power infrastructure.
The Challenge
Designing power and energy distribution systems for smart data centers presents several engineering challenges:
Maintaining stable power delivery across critical infrastructure
Supporting high-current demand in power distribution systems
Reducing electrical noise through filtering and power conditioning
Enabling real-time energy monitoring and remote control
Ensuring reliable connections in high-power applications
Supporting fast-response energy buffering during load changes
Balancing energy efficiency, uptime, scalability and system reliability
Engineers must carefully select components based on electrical performance, current rating, power stability, connectivity reliability, monitoring capability, energy buffering needs and overall data center infrastructure requirements.
iConnexion Solution
iConnexion supports smart data center power and energy distribution development with component solutions from trusted technology partners:
Fast-response energy buffering for power stability support
Helps manage sudden load changes and short power interruptions
Suitable for backup support and energy storage applications
Download the Smart Data Center Application Brief
To explore the full Smart Data Center block diagram and discover recommended component solutions for power and energy distribution applications, download our application brief.
👉 Complete the short form to download the Smart Data Center Application Brief (PDF).
Reliable power and energy distribution are essential to the success of modern data centers. Through intelligent monitoring, stable power conditioning, rugged connectors, and fast-response energy buffering, iConnexion helps build smarter, more resilient data center infrastructure for today’s demanding digital environment.
Powering the Road Ahead: High-Reliability Connectors for Electric Vehicle Applications
In electric vehicle systems, every component must perform without compromise — not just at launch, but across hundreds of thousands of kilometers of real-world driving.
From extreme under hood temperatures and constant motor vibration to high-cycle board mating in mass production environments, connector reliability is everything. This is where Harwin’s Kontrol connector range delivers.
Built for the Heat of the Road
Inside every EV is an inverter — the critical component that converts DC battery power into AC for the electric motor. The control boards inside operate under relentless thermal and mechanical stress throughout the full life of the vehicle.
Harwin Archer Kontrol connectors are engineered to provide:
Proven reliability in high-temperature automotive environments
Resistance to shock, vibration, and thermal cycling
Long-term durability for vehicle lifetime performance
These connectors are trusted in applications where a single failed connection can bring a vehicle to a stop.
Supporting Both Inverter Control and Power Board Applications
EV drivetrains depend on consistent signal integrity and power continuity across multiple control systems.
Harwin Kontrol connectors support:
Inverter control boards — maintaining clean signal transmission under motor load
Power distribution modules — ensuring stable connections across the drivetrain
This dual capability makes them ideal for complete EV powertrain integration.
Kontrol Series – Optimised for EV Inverter Applications Designed for demanding board-to-board connections in automotive environments:
Positive locking board-to-board mating mechanism
Rated to 125°C continuous operating temperature
Withstands automotive shock, vibration, and thermal cycling
Typical Applications:
EV inverter control boards
Motor drive assemblies
Automotive power distribution systems
BBi Range – Industrial Performance at the Right Price
For high-volume EV manufacturing, the BBi Range delivers:
Same high-reliability performance — priced for mass production
Consistent quality across large-scale automotive supply chains
Long-term product availability for the full vehicle lifecycle
Ideal for: EV manufacturers & automotive assembly lines
Built for Automotive. Proven Where It Matters.
Harwin Kontrol connectors are engineered for electric vehicle applications and proven to perform in the harshest underhood environments. From extreme temperatures and constant vibration to high-cycle production demands, these connectors deliver consistent performance where failure is not an option.
The Right EV Starts With the Right Connection
Discover how Harwin Kontrol supports reliable EV drivetrain performance under heat, vibration, and electrical stress.
Access the full application guide and technical specifications used by engineering teams evaluating high-reliability EV connector solutions.
Electric vehicles are no longer the future — they are the present. As EV adoption accelerates globally, the demand for components that can keep up with the pace of innovation has never been higher.
Harwin Kontrol connectors are designed to meet that demand head-on. Whether you are at the design stage, scaling up production, or looking to future-proof your EV platform, Archer delivers the reliability, thermal performance, and long-term availability your application requires.
Because at the end of the day, a vehicle is only as reliable as its weakest connection.
Propulsion & Power Management for Advanced UAV & VTOL Systems
Component solutions supporting stable power, thermal performance and precision control in aerial platforms.
Advanced aerial platforms such as UAVs and VTOLs require reliable electronic components to support propulsion, power management and onboard control systems.
From propulsion systems and flight controllers to compact power electronics, every component plays an important role in helping engineers build efficient, lightweight and reliable aerial platforms for demanding environments.
iConnexion supports UAV and VTOL development with component solutions from trusted technology partners, covering energy storage, thermal management, resistors, rugged interconnects, timing components, and passive components for power electronics applications.
Application
UAV and VTOL propulsion and power management systems are used across a wide range of advanced aerial platforms, including:
Commercial drones
Industrial inspection UAVs
Delivery and logistics drones
eVTOL and urban air mobility platforms
Defence and surveillance UAVs
Agricultural and mapping drones
Autonomous aerial systems
These applications require components that support reliable power delivery, compact design, thermal control and electrical stability across propulsion and onboard electronics.
Engineering Background
In UAV and VTOL platforms, propulsion and power management systems work together with flight control, sensing and communication electronics.
The power system must support energy delivery, voltage regulation, filtering, signal stability and heat dissipation across multiple electronic subsystems.
This may involve several key component technologies, including:
Supercapacitors for peak power and hold-up support
Thermal gap fillers for compact power electronics
MELF resistors for stable circuit performance
Rugged connectors for high-power and vibration-prone connections
Precision oscillators for timing and clock stability
MLCCs and inductors for filtering and power regulation support
Together, these components help support the performance and reliability of UAV and VTOL electronic systems.
The Challenge
Designing electronics for UAV and VTOL platforms presents several engineering challenges:
Maintaining stable power management in compact designs
Supporting peak power demand in aerial electronics
Managing heat in dense electronic assemblies
Ensuring reliable connections under vibration and shock
Supporting timing stability for control and communication systems
Reducing electrical noise through filtering and decoupling
Balancing performance, weight and reliability requirements
Engineers must carefully select components based on electrical performance, mechanical durability, thermal behaviour, size constraints and system-level requirements.
iConnexion Solution
iConnexion supports UAV and VTOL propulsion & power management development with component solutions from six trusted technology partners:
To explore the full Advanced Aerial Systems block diagram and discover recommended component solutions for propulsion & power management applications, download our application brief.
👉 Complete the short form to download the UAV & VTOL Application Brief (PDF).
As UAV and VTOL platforms continue to advance, reliable electronic components play an important role in supporting propulsion, power management, control and onboard system performance.
Through technology partners such as CAP-XX, Fujipoly, Firstohm, Harwin, Taitien and Walsin, iConnexion helps engineers source component solutions for advanced aerial platforms — from energy storage and thermal management to rugged connectivity, precision timing and passive components.
High‑quality SMT Pannut Spacer to Maintain Accurate PCB Support
The MMS‑B30M14D241515T pannut spacer is designed to provide stable and precise spacing in PCB assemblies and mechanical fixtures. Engineered with robust surface plating and SMT boss design, this spacer ensures durable performance across various industrial and electronics applications.
Key Features
SMT boss design for surface‑mount stability
Matte tin finish (3‑5µm) over nickel for corrosion resistance
Compact height above PCB: 1.5 mm
Through hole diameter 2.4 mm with M size 1.4 and 0.3 mm screw pitch
Wide operating temperature range: –40 °C to 150 °C
Application and Market
The MMS‑B30M14D241515T pannut spacer is ideal for maintaining critical spacing in:
PCB hardware assemblies
Consumer electronics
Industrial automation systems
Robotics and IoT devices
Automotive electronic modules
Pannut spacers are widely used where precise positioning and mechanical support are required during assembly and in finished products.
Download Technical Drawing Download Technical Drawing for detailed dimensions, tolerances, and assembly guidelines.
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The pannut spacer offers robust SMT mounting and precise dimensional control for demanding PCB assemblies. With its corrosion‑resistant finish and broad operating range, it’s a versatile choice for electronics, industrial, and mechanical applications where reliable spacing and support are essential.
iConnexion and Harwin Asia to Exhibit at Auto EV Bharat 2025
We’re excited to announce that iConnexion will be exhibiting alongside Harwin Asia at Auto EV Bharat 2025, one of India’s leading exhibitions focused on electric vehicle innovation and advanced automotive technologies.
📅 Date: 19–21 November 2025 📍 Venue: KTPO Convention Centre, Whitefield, Bengaluru, India 📌 Booth: C-05
This event brings together manufacturers, engineers, and industry innovators driving the future of electric mobility. At our booth, visitors can explore Harwin’s robust, high-reliability interconnect solutions—designed to meet the demanding requirements of electric vehicles, battery systems, and power management applications.
Connect with us to discover how Harwin’s trusted connector technologies, supported by iConnexion, are enabling the next generation of sustainable and high-performance automotive systems.
Scan the QR code or click the link below to register and visit us at the event.
Compact EMC shielding for in-home gas metering systems
Smart gas meters operate in space-constrained enclosures while requiring reliable EMC and RF performance to ensure accurate data transmission. EZi shielding solutions from Harwin provide effective board-level EMC protection without secondary soldering, helping designers maintain compact layouts while improving assembly efficiency and long-term reliability. Reliable shielding is essential to minimise interference, simplify maintenance, and support stable metering performance.
Key Features:
Compact, low-profile EMC shielding for space-constrained designs
No secondary soldering operations, reducing heat damage risk
Removable shield cans for easy rework and maintenance
SMT retention clips supplied tape-and-reel for automated assembly
Flexible can sizes and heights to suit different PCB layouts
Applications:
In-home gas meters
Smart utility metering systems
Compact wireless metering electronics
Markets
Utility providers
Smart infrastructure projects
Meter manufacturers and system integrators
Engineering Background:
Smart gas meters contain sensitive electronics such as wireless modules, processors, and communication interfaces that must operate reliably in electrically noisy environments. Traditional soldered shielding solutions can complicate assembly and rework. Compact, removable shielding solutions help protect critical circuitry while supporting efficient manufacturing and long-term serviceability.
Clip-and-can system with no hand soldering required
Easy removal and replacement for maintenance or upgrades
Support for automated, high-volume PCB assembly
📄 Download the EMC Shielding Datasheet
Get the full technical specification — including electrical characteristics, mechanical dimensions, PCB footprint, ordering guide, and application notes — free and instant.
👉 Fill in the form below to download the EMC Shielding datasheet. Your download will be available immediately after submission.
Harwin EZi shielding solutions provide compact, reliable, and service-friendly EMC protection for smart gas meters. Designed for space-constrained electronics and efficient manufacturing, they support long-term performance in modern utility metering systems.
Powering the Brain of the Electric Vehicle — VCU & ADAS Systems
Smart components for smarter EVs — from power switching to precision sensing.
Electric vehicles (EVs) are becoming increasingly intelligent, relying not only on efficient power conversion but also on advanced control and sensing capabilities. Two critical subsystems driving this intelligence are the Vehicle Control Unit (VCU) and Advanced Driver Assistance Systems (ADAS).
The VCU acts as the central brain of the EV — coordinating power distribution, managing communication between subsystems, and ensuring the vehicle responds safely and accurately to driver inputs in real time. ADAS, on the other hand, enhances vehicle safety and automation through technologies such as radar, LiDAR, cameras, and high-precision positioning — enabling features like lane keeping, automatic emergency braking, and adaptive cruise control.
To ensure reliable operation, these systems require high-performance electronic components capable of handling high-frequency switching, precision timing, stable power delivery, and robust mechanical connections in demanding automotive environments.
Application
VCU and ADAS systems are widely used across various electric and intelligent mobility platforms, including:
Battery Electric Vehicles (BEV)
Hybrid Electric Vehicles (HEV)
Plug-in Hybrid Electric Vehicles (PHEV)
Electric buses and commercial vehicles
Autonomous and semi-autonomous vehicle platforms
Vehicle-to-Everything (V2X) connected mobility systems
These applications demand components that deliver precision, durability, and electrical stability under harsh operating conditions — from extreme temperatures to mechanical vibration and high-frequency electromagnetic environments.
Engineering Background
In a modern EV architecture, the VCU manages multiple critical functions simultaneously — including DC-DC power conversion, CAN bus communication, battery management coordination, and motor torque control. Alongside it, ADAS relies on a network of sensors, processors, and communication modules that must operate with precise timing and stable power at all times.
This process requires multiple supporting components, including:
Power switching devices for efficient DC-DC conversion within the VCU
Reliable connectors and press-fit interconnections for secure electrical and mechanical integration
High-precision GNSS and LTE antennas for positioning and V2X connectivity
Automotive-grade passive components for signal stability and power regulation in ADAS circuits
Thermal management materials for heat dissipation in ADAS processing units
Crystal oscillators for precise timing and synchronisation of radar and LiDAR sensors
Each component plays a crucial role in maintaining system efficiency, safety, and long-term reliability across the entire VCU and ADAS architecture.
The Challenge
Designing VCU and ADAS systems for electric vehicles presents several engineering challenges:
Managing high-voltage DC-DC power conversion efficiently within the VCU
Ensuring precise and stable timing signals for radar and LiDAR synchronisation
Maintaining reliable electrical connections under vibration, shock, and thermal cycling
Providing high-precision positioning for V2X and autonomous driving functions
Stabilising power delivery to ADAS SoCs and sensor modules under varying load conditions
Protecting circuits from transient voltage events across multiple voltage domains
Engineers must carefully select components that meet these demanding performance, reliability, and automotive qualification requirements.
iConnexion Solution
iConnexion supports EV VCU and ADAS system development with a trusted ecosystem of components from six leading brands:
Precise frequency reference for radar and LiDAR synchronisation
Stable timing output under automotive temperature and vibration conditions
Supports accurate timing requirements in ADAS sensor fusion systems
Get Started with iConnexion
Ready to evaluate components for your VCU or ADAS design? Our team is here to help — whether you need a sample to test or engineering advice to get started.
As electric vehicles evolve toward greater intelligence and autonomy, the demand for high-performance, reliable components across VCU and ADAS systems continues to grow.
By combining proven technologies from DACO Semiconductor, Harwin, PCTEL, Walsin, Fujipoly, and Taitien, iConnexion helps engineers design safe, efficient, and high-performance EV control and sensing systems — from power switching to precision timing, connectivity, and thermal management — supporting the next generation of electric and autonomous mobility.
Rugged, high-reliability board-to-board connectors for outdoor EV charging infrastructure
Public EV charging stations operate in demanding operating environments where temperature fluctuations, humidity, and continuous usage can impact system reliability. Connector systems must ensure stable power delivery and secure board-to-board communication to minimize downtime and maintenance costs.
Kontrol connectors are designed to deliver reliable electrical performance, controlled mating height, and durable mechanical stability for long-term EV infrastructure applications.
Key Features:
durable connectors for long-term use in EV applications
Reliable performance under extreme temperature variations
Optimized board-to-board spacing for easy integration
Easy maintenance for reduced operational downtime
Cost-effective specifications without compromising quality
Application and Market:
Applications:
Public parking bays
Commercial and office EV charging stations
Urban streets and outdoor installations
Market:
EV infrastructure providers
Smart city projects
Commercial property owners and developers
Engineering Background:
Outdoor EV charging stations are exposed to extreme temperatures, moisture, and frequent connection cycles. Connectors must maintain electrical integrity, resist environmental stress, and support easy service. Selecting connectors with durable materials, stable contact performance, and optimized board spacing helps ensure long-term operational reliability.
Harwin Solution:
Harwin’s Kontrol connectors deliver:
Long-term durability under temperature and environmental variations
Consistent performance in outdoor, high-use applications
Correct mated height and optimized board-to-board spacing
Cost-effective, reliable solution for EV charging systems
📄 Download the Kontrol Connectors Datasheet
Access detailed product specifications, mechanical dimensions, and application guidance to support your design requirements.
👉 Fill in the form below to download the Kontrol Connectors Datasheet. Your download will be available immediately after submission.
Get the Full OBO Pro.2 Piezo Electric Elements Datasheet
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