At IFA 2026 in Berlin, Belkin unveiled the UltraCharge Pro power banks powered by semi-solid-state BoostSolid Cell technology, offering a safer, slimmer, and longer-lasting alternative to traditional lithium-ion batteries at a consumer-friendly price point.
- Semi-solid-state BoostSolid Cell improves safety and battery life
- Power banks priced competitively at $69.99 and $89.99
- Dual temperature sensors ensure stable charging and airline compliance
What happened
At the IFA 2026 tech event in Berlin, Belkin announced three product lines including portable power banks, trackers, and audio devices. The spotlight was on the UltraCharge Pro power banks, which utilize Belkin’s BoostSolid Cell semi-solid-state battery technology. Unlike fully solid-state batteries, this semi-solid variant incorporates a gel-like layer alongside liquid electrolytes, creating a safer and more compact design.
The UltraCharge Pro range includes a slim 5,000mAh model priced at $69.99 featuring 15W Qi2-certified magnetic wireless charging and a 22.5W USB-C port. Another 10,000mAh model with a built-in display offers 60W USB-C Power Delivery for $89.99. These products are designed to meet updated safety standards, including UL2056:2025 and TSA guidelines for carry-on electronics, addressing longstanding airline regulations around lithium batteries.
Why it matters
The adoption of semi-solid-state battery technology in consumer power banks is significant because it introduces enhanced safety and durability, which have been challenges in portable power solutions. The gel-like electrolyte reduces risks such as thermal runaway, fire, and swelling, making these battery packs safer to carry and use, particularly for travelers. This technology also supports a stable performance range between 0 and 40 degrees Celsius, backed by dual analogue and digital temperature sensors.
Battery longevity is another key benefit, with Belkin claiming up to three times the lifespan of typical power banks, defined as maintaining at least 80% capacity after 1,000 charge cycles. Compared to the automotive industry’s timeline of a decade before solid-state batteries are ready for large-scale vehicles, Belkin’s move to semi-solid-state cells in accessories shows how new battery chemistries are first becoming viable in smaller, high-turnover consumer products.
What to watch next
Belkin’s UltraCharge Pro power banks will be released in September, and their market acceptance could set a precedent for how quickly semi-solid-state batteries are adopted across other accessory categories. Close attention will be paid to user feedback on safety, charging speed, and durability claims, as well as how the product competes with existing semi-solid-state offerings from brands like BMX, Kuxiu, and Zens.
The broader rollout of Belkin’s new SureFind trackers and SoundForm audio products at IFA 2026 also complements the brand’s strategy to expand its own hardware ecosystem. Tracking the performance and consumer response to these interconnected devices could provide insights into Belkin's ability to leverage new battery technology across multiple product lines while enhancing user convenience and safety.