IoT Batteries Powering the Connected World: Innovations and Growth Forecast

As billions of devices connect to the internet transforming industries and homes alike, the role of efficient and long-lasting IoT batteries has become paramount. These power sources enable sensors, wearables, smart infrastructure, and industrial IoT to operate reliably, often in remote or harsh environments where replacing batteries frequently is impractical. Recent innovations in battery chemistry, design, and management systems are accelerating growth in this crucial segment.

According to Straits Research, the global IoT battery sector was valued at USD 11.55 billion in 2024 and is expected to grow from USD 12.66 billion in 2025 to reach USD 26.43 billion by 2033, registering a CAGR of 9.64% during the forecast period from 2025 to 2033.

Growth Drivers and Emerging Trends

The surge in IoT device deployment across smart cities, industrial automation, healthcare, and retail drives demand for next-generation batteries with enhanced energy density, safety, and miniaturization. Solid-state battery technologies and energy harvesting techniques, such as ambient energy capture, are major innovation fronts reducing dependency on traditional lithium-ion designs.

Battery Management Systems (BMS) increasingly leverage AI and edge computing to monitor and optimize battery health, predict failures, and extend operational lifetimes. These intelligent systems are particularly vital for critical applications like medical devices, remote sensors, and smart metering.

Sustainability is becoming an industry imperative, with companies focusing on recyclable materials, low-toxicity chemistries, and eco-friendly manufacturing. The integration of fast charging and wireless energy transfer solutions is also gaining traction to support seamless IoT operation.

Key Players and Country-Wise Updates

• Cymbet (USA): A leader in solid-state thin-film energy storage, Cymbet's EnerChip batteries cater to long-life IoT applications in industrial and smart city projects.

• STMicroelectronics (Switzerland): Known for MEMS microbatteries enabling ultra-low power IoT devices such as wearables and wireless sensors.

• Enfucell (Finland): Pioneering energy harvesting fuel cell batteries that use ambient humidity and temperature differences to power remote IoT sensors without frequent charging.

• Samsung SDI (South Korea): Offers a diverse range of IoT battery solutions emphasizing high energy density and safety for consumer and industrial applications.

• LG Chem (South Korea): Provides reliable and affordable battery packs widely used in IoT connectivity devices and expanding R&D for next-generation chemistries.

Emerging regions in Asia-Pacific, including India and China, are rapidly expanding manufacturing capacity and adoption of IoT batteries driven by smart city programs and industrial automation initiatives. Europe continues to emphasize safety standards, regulatory compliance, and sustainability, fostering innovation hubs around lithium-ion recycling, battery diagnostics, and ethical sourcing.

Recent News and Innovations

• US startup Flint raised $2 million to develop biodegradable paper-based batteries for disposable IoT sensors and wearables, highlighting green design trends.

• Japanese researchers unveiled a quasi-solid-state lithium-ion battery with improved thermal stability and cycle life, reducing fire risks in IoT devices.

• AI-driven battery analytics platforms integrating with IoT device management are now commercially launched by several startups in Silicon Valley, improving battery lifecycle management across fleets of devices.

• South Korean giants Samsung SDI and LG Chem expanded production lines for microbattery systems designed specifically for connected medical devices and smart home appliances.

• Emerging battery technologies like quantum batteries and sodium-ion cells are in experimental phases aiming to revolutionize charging speed and cost in next-gen IoT deployments.

Challenges and Future Outlook

While IoT battery technologies advance rapidly, challenges around raw material supply chains, safety in miniaturized formats, and battery disposal remain critical issues. The industry must balance performance gains with environmental impact and cost-effectiveness. Integration of multi-source energy harvesting, enhanced BMS intelligence, and flexible form factors is expected to shape the next wave of battery innovation for IoT.

The increasing deployment of autonomous and edge computing devices demands batteries that can maintain reliability in harsh conditions and for extended periods. Collaborative efforts between battery makers, IoT platform providers, and semiconductor companies will be essential to meet these evolving needs.

Summary

IoT batteries are central to powering the rapid expansion of connected devices worldwide, with robust growth driven by innovation in solid-state chemistries, AI-powered management, and sustainability initiatives. Leading companies from the US, Europe, and Asia-Pacific are spearheading advances that address the unique energy demands of IoT devices while preparing for a more connected, efficient future. The landscape promises continued breakthroughs enhancing performance, safety, and environmental responsibility.