Innovation at the Core
Our patented technologies and continuous R&D efforts drive the development of next-generation power solutions that define industry standards.
Core Technologies
Proprietary innovations that set us apart
Patented Charging Technology
Patent No. 4499164 - Our proprietary charging method optimizes battery life and efficiency through advanced pulse charging algorithms.
DC Direct Power System
Revolutionary direct DC power distribution eliminates AC/DC conversion losses, maximizing solar energy utilization efficiency.
EGP Technology
Electric Generator Power Supply (EGP) enables seamless conversion from renewable DC sources to AC power when needed.
How TNPL Works
Understanding our DC power supply system
Solar Panels
Capture renewable energy from sunlight
TNPL Controller
Intelligent DC power management
DC Loads
LED lighting, equipment, storage
Battery Storage System
Stores excess energy for nighttime and emergency use
Road Station "Shichinohe"
Ministry of Land, Infrastructure, Transport and Tourism Priority Road Station Project
Project Overview
Location
Shichinohe, Aomori Prefecture, Japan
Challenge
Create a sustainable, grid-independent power system for a critical transportation hub that serves as an emergency shelter during disasters.
Solution
TNPL Series DC power supply system with solar panels and battery storage, providing 100% renewable energy for lighting and essential services.
Results
Renewable Energy
Grid Connection Required
BCP Operation
Energy Cost Reduction
Selected as "Priority Road Station Candidate" by MLIT
R&D Partnerships
Collaborating with leading institutions and corporations
NEDO
New Energy and Industrial Technology Development Organization - Collaborative research on renewable energy integration.
METI
Ministry of Economy, Trade and Industry - Zero Emission Challenge certification for sustainable innovation.
Industry Leaders
Strategic partnerships with Mitsubishi Heavy Industries, Nippon Sharyo, and Kowa Corporation.
Innovation Milestones
Our continuous pursuit of technological advancement
Charging Patent
Patent No. 4499164 granted for advanced charging technology
DC LED System
Kawasaki Environmental Showcase adoption
TNPL Launch
Partnership with Kowa Corporation for TNPL series
Zero Emission
METI certification and NEDO project adoption
Explore Our Technology
Discover how our innovative solutions can transform your energy infrastructure.