What is the JOVY SSPB?

It is a mobile battery by the brand HAMAKEN WORKS, which uses quasi-solid state batteries (semi-solid batteries).

What is the cumulative sales volume of JOVY SSPB?

As of May 2026, the cumulative sales volume has exceeded 30,000 units.

What are the safety features of the product?

The product significantly reduces the amount of liquid electrolyte and uses a gel form to minimize fire risks. It also undergoes nail penetration tests and heat resistance tests at partner factories.

What models are available?

Two models are available: a wired charging only model and a MagSafe wireless charging compatible model.

Where can I purchase it?

It is available on major e-commerce platforms such as Amazon, Rakuten, and Yahoo! Shopping, as well as at electronics retailers like Yodobashi Camera, Bic Camera, Joshin, Yamada Denki, and Denkichi.

HAMAKEN WORKS' 'JOVY SSPB' Semi-Solid-State Power Bank Surpasses 30,000 Units Sold

Published May 27, 2026 12:30 AM ・ Updated Jun 14, 2026 4:42 PM ・ 4 min read ・ Source: PR TIMES

The 'JOVY SSPB' series by HAMAKEN WORKS, a mobile accessory brand under Hamada Electric Co., Ltd., has surpassed 30,000 units in cumulative sales. The series is recognized for its safety, attributed to semi-solid-state battery technology and back-to-back DGP Mobile Award wins.

Hamada Electric Co., Ltd. announced that its 'JOVY SSPB' series of semi-solid-state power banks, part of the 'JOVY' product line under the 'HAMAKEN WORKS' brand, has achieved cumulative sales of 30,000 units.

'JOVY' is a series focused on safety, inspired by the Japanese phrases 'GOOD JOB' and 'Daijoubi' (it's okay/safe).

'SSPB' stands for Solid State Power Bank, a proprietary term used by the company to describe power banks utilizing semi-solid-state battery technology.

Consecutive Recognition at DGP Mobile Awards

The 'JOVY SSPB' wired-only model received the Jury's Special Award at the DGP Mobile Awards 2025. Furthermore, at the DGP Mobile Awards 2026, the 'MagSafe wireless charging model' won the Gold Award in the newly established power bank category. These achievements, combined with the sales record, indicate that the company's goal of creating a 'more reliable power bank to carry around' is reaching consumers and experts alike.

Available at Major Retailers Nationwide

With the widespread use of smartphones, tablets, and wireless earphones, the need for charging on the go has increased. Simultaneously, concerns regarding battery overheating and fires have made product safety a top priority for consumers. In this market climate, 'JOVY SSPB' products are available on major e-commerce platforms like Amazon, Rakuten Ichiba, and Yahoo! Shopping, as well as at nationwide electronics retailers including Yodobashi Camera, Bic Camera, Joshin, Yamada Denki, and Denkich. The company is ensuring availability both online and offline to reach more customers with safer products.

About JOVY SSPB

JOVY SSPB is a power bank utilizing semi-solid-state batteries, which reduce the risk of fire by using a gel-like electrolyte instead of a liquid one. Designed to be compact, lightweight, long-lasting, and capable of operating in various temperature environments, it is suitable for daily use, travel, and emergency preparedness. The lineup includes wired-only models and MagSafe wireless charging models, with capacities of 5,000mAh or 10,000mAh, available in pink gold, black, and white.

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Source: PR TIMES
Category: News
Products / services: JOVY SSPB

HAMAKEN WORKS' 'JOVY SSPB' Semi-Solid-State Power Bank Surpasses 30,000 Units Sold

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