ELIIY Power
ELIIY Power is a Japanese manufacturer of large-format lithium-ion batteries and integrated energy storage systems serving residential, commercial, industrial, railway, and motorcycle OEM markets in Japan through certified installers, direct enterprise sales, and OEM supply to Suzuki and Honda.
- Company typePrivate
- Founded2006
- HeadquartersTokyo, Japan
- Headcount251–500
- GTM typeB2B and B2C
- OfferingHardware or Manufacturing
What ELIIY Power does
ELIIY Power Co., Ltd. is a privately held Japanese manufacturer of large-format lithium-ion batteries and integrated energy storage systems, founded in 2006 by Keio University researchers and headquartered at its Kawasaki Plant in Kanagawa Prefecture. The company operates two principal product franchises: a stationary energy storage portfolio spanning portable units (POWER YIILE 3), wall-mounted indoor systems (POWER YIILE HEYA), grid-tied hybrid systems (POWER iE5 GRID), Vehicle-to-Home bidirectional systems (POWER iE Connect), and general-purpose industrial systems (Power Storager GX); and a motorcycle starter battery line (HY battEliiy P series with proprietary SyncCell technology) that is supplied as standard OEM equipment to Suzuki and Honda. ELIIY's competitive position is built on safety-engineered cell and pack technology, evidenced by the world's first TUV-S Mark for large-format lithium-ion batteries (2011), Japan's first anti-propagation performance certification (2023), and UL1642, ISO 9001, ISO 14001, and JC-STAR IoT security certifications.
The company monetizes primarily through one-time hardware sales across three channels: a network of certified installation contractors and dealers for residential and commercial ESS, direct enterprise sales for industrial deployments (railway, government, farming pilots), and OEM supply agreements with motorcycle manufacturers and US-based Enphase Energy for battery packs. Pricing is not publicly disclosed and is determined via quotation-based processes. The company also operates ELIIY Cloud, an IoT-enabled remote monitoring and predictive maintenance service layered onto its installed base. Geographic footprint is Japan-only, with offices in Kawasaki, Osaka, Otsu, and Tokyo, and an installed base spanning residential, commercial, industrial, railway, and two-wheeled vehicle end markets.
ELIIY Power firmographics
Firmographics- Name
- ELIIY Power
- Legal name
- ELIIY Power Co., Ltd.
- Website
- https://eliiypower.co.jp
- Company type
- Private
- Founded year
- 2006
- Operating status
- Operating
- Headcount range
- 251–500 employees
- Short description
- ELIIY Power is a Japanese manufacturer of large-format lithium-ion batteries and integrated energy storage systems serving residential, commercial, industrial, railway, and motorcycle OEM markets in Japan through certified installers, direct enterprise sales, and OEM supply to Suzuki and Honda.
- Ownership category
- akta.pro rank
ELIIY Power industry classification
Industry- Product category
- Energy Storage Systems
- NAICS
- Battery Manufacturing (33591), Motorcycle, Bicycle, and Parts Manufacturing (336991)
- SIC
- Electronic & Other Electrical Equipment (No Computer Equip) (3600), Motorcycles, Bicycles & Parts (3751)
- akta.pro primary industry
- Battery Pack Manufacturing & Module Assembly (EUAFABAI)
- akta.pro secondary industries
- Battery Modules & Packs (Industrial/Commercial pack assembly) (IMAGAHAB), Automotive Batteries & 12V/Low-Voltage Energy Storage Manufacturing (IMACAJAJ)
Keywords
Where ELIIY Power is headquartered
LocationHeadquarters
- HQ city
- Tokyo
- HQ country
- Japan
- HQ region
- Asia
Offices4 records
Markets served
ELIIY Power business model
Business model- GTM type
- B2B and B2C
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Energy Storage Systems Sales: Sale of residential, commercial, and industrial energy storage systems including standalone and grid-connected models (POWER YIILE, POWER iE series, Power Storager GX). Revenue is generated through one-time product sales via dealers, contractors, and direct enterprise sales.
- Two-Wheeled Starter Batteries: Sale of lithium-ion starter batteries for motorcycles (HY battEliiy P series) to motorcycle manufacturers as OEM suppliers and through aftermarket channels.
- Battery Cell and Module Sales: Direct sales of lithium-ion battery cells and modules for industrial applications, including supply agreements with partners like Enphase Energy.
Go-to-market motion2 records
Distribution channels5 records
Marketing channels6 records
ELIIY Power product offering
Product offeringCore offering
ELIIY Power designs, manufactures, and sells large-format lithium-ion batteries and integrated energy storage systems for residential, commercial, and industrial customers, plus lithium-ion starter batteries for motorcycles (HY battEliiy P series). The portfolio spans portable, wall-mounted, grid-tied, V2H, and industrial storage systems, with motorcycle batteries supplied as OEM standard equipment to Suzuki and Honda. All products are manufactured in Japan using proprietary non-flammable cell technology.
Product overview
ELIIY Power is a lithium-ion battery and energy storage system manufacturer offering two primary product lines: residential/commercial energy storage systems and motorcycle starter batteries. The energy storage portfolio includes portable systems (POWER YIILE series), wall-mounted indoor systems (POWER YIILE HEYA series), grid-tied hybrid systems (POWER iE5 GRID series), V2H systems (POWER iE Connect), and industrial systems (Power Storager GX). The motorcycle battery line (HY battEliiy P series) uses proprietary SyncCell technology and is adopted as OEM standard by Suzuki for multiple motorcycle models.
Differentiator
Problem solved
Functional benefit
Products and services
- Power Storager GX
- POWER iE5 GRID
Quantifiable outcome
- First company in the world to obtain TUV-S mark safety certification for large-format lithium-ion batteries (2011)
- +3 more outcomes
Companies that use ELIIY Power
Customer profileNamed customers8 records
Segments4 records
Ideal customer profiles3 records
ELIIY Power technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature5 records
ELIIY Power partnerships and signals
Strategic signalPartnerships
Three partnerships are on record, tiered core and major.
- Suzuki Corporation (スズキ株式会社)coreStrategic capital and business partnership announced in November 2023 with Suzuki Corporation, a major Japanese motorcycle manufacturer. ELIIY Power supplies lithium-ion starter batteries as standard equipment for multiple Suzuki motorcycle models including Hayabusa, GSX-8T, GSX-8TT, GSX-R1000, and GSX-R1000R. The partnership involves additional capital investment and business collaboration to strengthen supply relationships.
- Enphase Energy (Battery Pack Supply Agreement)majorBattery pack supply contract signed with Enphase Energy in 2015 for the supply of lithium-ion battery packs to support Enphase's home energy storage product line.
- Enphase EnergymajorBusiness partnership announced in October 2014 with US microinverter manufacturer Enphase Energy. ELIIY Power supplies battery packs to Enphase Energy, enabling integration of energy storage solutions with Enphase's microinverter technology for residential solar-plus-storage applications.
Scale indicators4 records
Recent moves10 records
Expansion highlights6 records
ELIIY Power competitors and assessment
Company assessmentBroad incumbents
- Sungrow Power Supply Co., Ltd. Leading supplier of energy storage systems and PV inverters in Asia-Pacific, offering residential and C&I storage products similar to ELIIY's POWER iE and Power Storager GX ranges. Comparable technology and channel approach.
- BYD Company Ltd. Vertically integrated battery and EV/ESS manufacturer offering Blade Battery-based residential and commercial storage (Battery-Box). Comparable product set to ELIIY's residential and industrial ESS line at significantly larger scale.
- Tesla Energy (Powerwall / Megapack): Residential (Powerwall) and utility-scale (Megapack) energy storage products from Tesla competing with ELIIY's POWER YIILE and POWER iE5 GRID lines, particularly as Tesla expands in Japan through partner channels.
- Panasonic Energy Co., Ltd. One of Japan's largest battery manufacturers producing lithium-ion cells, residential energy storage (e.g., enecon), and industrial systems. Competes with ELIIY across residential and commercial ESS in Japan at much greater scale and with broader global reach.
- Contemporary Amperex Technology Co. (CATL): Global leader in lithium-ion battery cells and packs for EVs and stationary storage, supplying 60-65% of Japan's cell imports. Represents the dominant low-cost incumbent that ELIIY's "Made in Japan" / safety positioning must differentiate against.
- Murata Manufacturing Co., Ltd. Major Japanese electronic components and battery manufacturer producing lithium-ion cells and modules. Comparable in technology and Japan manufacturing footprint, though more diversified across consumer electronics than ELIIY.
Others
- Enphase Energy, Inc. US-based microinverter and home energy storage company with which ELIIY has a multi-year battery pack supply partnership (2014 alliance, 2015 supply contract). Adjacent ecosystem partner rather than a direct competitor in Japanese stationary ESS.
Direct peers
- EarthX Batteries: Manufacturer of lithium-ion batteries designed specifically for motorcycles, powersports, and aviation applications. Directly comparable to ELIIY's motorcycle starter battery business in product, customer, and channel.
- Antigravity Batteries: Specialty manufacturer of lithium-ion starter batteries for motorcycles, powersports, and racing applications. Direct competitor to ELIIY's HY battEliiy P series in the aftermarket racing and high-performance motorcycle segment.
- GS Yuasa International Ltd. Japanese battery manufacturer with leading positions in both motorcycle starter batteries (YTX/YTZ series) and industrial energy storage/lithium-ion systems. Most directly comparable to ELIIY's motorcycle OEM business with Suzuki/Honda overlap and competes in stationary ESS in Japan.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
ELIIY Power social profiles
Digital presenceELIIY Power compliance and trust
Trust signalCompliance6 records
ELIIY Power financial estimates
Financial estimateRevenue estimate
Valuation estimate
ELIIY Power leadership team
Management profileNumber of profiles
Profiles8 records
ELIIY Power funding detail
Funding detailFunding overview
Funding rounds10 records
Investors25 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
ELIIY Power M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about ELIIY Power
What does ELIIY Power do?
ELIIY Power designs, manufactures, and sells large-format lithium-ion batteries and integrated energy storage systems for residential, commercial, and industrial customers, plus lithium-ion starter batteries for motorcycles (HY battEliiy P series). The portfolio spans portable, wall-mounted, grid-tied, V2H, and industrial storage systems, with motorcycle batteries supplied as OEM standard equipment to Suzuki and Honda. All products are manufactured in Japan using proprietary non-flammable cell technology.
Is ELIIY Power a public or private company?
ELIIY Power is a private company. It is classified as venture growth investor backed and is currently operating.
When was ELIIY Power founded?
ELIIY Power was founded in 2006. It employs 251 to 500 people.
Where is ELIIY Power based?
ELIIY Power is headquartered in Tokyo, Japan, in the Asia region.
How does ELIIY Power make money?
Three revenue lines are on record. Energy Storage Systems Sales are the primary driver. The others are two-Wheeled Starter Batteries and battery Cell and Module Sales.
Who are ELIIY Power's main competitors?
Broad incumbents on record are Sungrow Power Supply Co., Ltd., BYD Company Ltd., Tesla Energy (Powerwall / Megapack), Panasonic Energy Co., Ltd., Contemporary Amperex Technology Co. (CATL) and Murata Manufacturing Co., Ltd.. Enphase Energy, Inc. is listed as an others. Direct peers are EarthX Batteries, Antigravity Batteries and GS Yuasa International Ltd..
Does ELIIY Power have an API?
No public API is recorded for ELIIY Power.
What industry is ELIIY Power in?
ELIIY Power's product category is Energy Storage Systems. Its primary akta.pro industry code is EUAFABAI, Battery Pack Manufacturing & Module Assembly, with a secondary code of IMAGAHAB, Battery Modules & Packs (Industrial/Commercial pack assembly). Its NAICS code is 33591 and its SIC code is 3600.