TOTALENERGYSTORAGESOLUTIONPROVIDER

TOTALENERGYSTORAGESOLUTIONPROVIDER 30-781220beongil,Gyeongsu-daero, Jangan-gu,Suwon-City,Gyeonggi-Do, SouthKorea zip.16201 Tel +82313620100 Email batery@kokam.com htp:/www.kokam.com

GLOBAL LEADER Kokam manufacturers Lithium-Ion/Polymer Batteries, Battery Management Systems, and Energy Storage Systems. Kokam's solutions are being utilized in over 50 different countries for various applications. WORLD S FIRST, WORLD S BEST ln 1989 Kokam manufactured the world s first high capacity Lithium-Ion/Polymer batteries. Since then, Kokam has become a global battery industry leader within 150 worldwide patents related to battery technology and battery manufacturing equipment. In addition to offering customers a wide range of standard battery solutions, Kokam also works with customers to create customized solutions to address their unique needs. FULLY INTEGRATED COMPETENCE FOR ENERGY STORAGE SOLUTIONS Kokam develops and provides all the major components of energy storage system, which are used to create the most innovative and environment friendly solutions for a sustainable and clean future. The wide range of energy storage solutions offered by Kokam can be integrated with all aresa of the power grid (generation, transmission, and distribution). SYSTEM CONFIGURATION AN EXPERIENCED BATTERY SOLUTION PROVIDER Kokam manufactures over 30 different types of Lithium-Ion/Polymer batteries for Energy Storage System, Defense, Marine, Aerospace, Telecom, Electric Vehicle, and Medical applications. With 25 years of field experience, Kokam has installed over 550MWh of batteries around the world. Kokam's innovation solutions deliver high performance, and are reliable, durable, and exceptionally safe. SYSTEM INTEGRATION Installed 40MW Frequency Regulation ESS in Korea 2014 2015 26 1989-2015 Developed Extreme Cell Installed 16MW Frequency Regulation ESS in Korea Developed of the Ultra High Power Cell

SAFE FIRST LAYER MODERATE SECOND LAYER 5 LAYERS OF PROTECTION 5 FIRE SUPPRESSION 4 SYSTEM BMS TOTAL ESS SOLUTION (Battery + PCS+ Transformer + Switchgear) Integrated Cooling and Humidity control SYSTEM SAFETY CONSIDERABLE THIRD LAYER 3 2 MOLDED CASE CIRCUIT BREAKER CONTACTOR HIGH 1 FUSE FOURTH LAYER EXTREME FIFTH LAYER 4 MW PCS (40ft) + 2 MWh Battery (40ft) Kokam Direct Cooling System HVAC System Racks are directly cooled by the HVAC system (1/6 of entire container volume) so cool air reaches the heat source directly. - Cooling is fast and very efficient. - Ambient conditions do not affect operation. 6 MW PCS () + 1.5 MWh Battery (20ft)

500kWh Rack + 2MW PCS 100kWh UPS Rack + 1MW Hybrid UPS Renewable Integration Ancillary Grid Services Module type inverter stack Containerized outdoor design Convenient large screen HMI Secure and redundant control power and communication Compatible with a wide range of communication protocols and third-party software UPS Renewable Integration Ancillary Grid Services PCS + UPS Hybrid Bidirectional Inverter UPS Function (4ms response time) High Efficiency Rated efficiency: 98% Modular Inverter Structure 250kWh Rack + 250kW PCS 50kWh Battery + 25kW PCS Renewable Integration Demand Response Ancillary Grid Support Microgrid Application, Three-Phase, Four-Quadrant Dynamic Islanding Lower Cost Maintenance and Robust Control Algorithms NEMA 3R, IP54 Microgrid Application Voltage Support IP68 Rated Battery Enclosure, Single-Phase Islanded mode

OUTDOOR ESS CONVENIENCE OF EXPANDING CAPACITY MOBILITY ESS CONSTANT SUPPLY OF HIGH QUALITY ELECTRIC POWER SYSTEM COMPONENTS Battery Rack PCS Fire Suppression System 250kWh BATTERY / 100kW PCS SYSTEM COMPONENTS Battery Rack PCS Fire Suppression System EV Charger HVAC Truck Item Specification Mobile ESS for emergency power supply Units Kokam Battery Installed Energy Nominal Voltage Operating Voltage Range Operating Temperature 250kWh 888V 768 ~ 994V -20 ~ 50 Vehicle + ESS Container Battery Rack - Heat dissipation structure provides efficient cooling of the battery - Constructed with insulation and HVAC to control battery system ambient temperature - Rugged vehicle designed to meet the requirements of the Mobile standard - Rugged design for long-term use - Provides maximum safety with automatic fire suppression system and full enclosure - Provides User Interface to monitor battery SOC & Condition Power 100kW Bidirectional Inverter Efficiency 97% PCS - 30kW ~ 250kW Power Range - Optimized design to meet the requirement of the mobile standard - TR less design applied Cooling System Communication Protocol Forced Air-cooling Modbus RTU or CAN EMS: Modbus TCP DNP3.0, IEC61850 EV Charger - Provide various EV chargers including Single phase / Three phase / DC - CHAdeMO Standard - Real-time Charge identification service available

95MW ENERGY STORAGE SYSTEM INSTALLED 16MW / 6MWh KOREA 1MW / 1MWh U.S 1MW / 800kWh U.S 24MW / 9MWh KOREA 1MW / 2.3MWh U.S KEPCO West Ansung Substation, KOREA (16MW/5MWh) STABLIZING THE POWER GRID WHILE MAKING THE MOST EFFICIENT USE OF ENERGY RESOURCES HAS BECOME A GLOBAL CONCERN With the proliferation of grid-connected renewable energy sources, the task of stabilizing the power grid while making more efficient use of our energy resources has become a global concern. Increasingly, Energy Storage Systems (ESS) have been recognized as a clean, cost-effective solution for stabilizing the grid and reducing the risk of black outs. 1.5MW / 3.2MWh KOREA 16MW / 5MWh KOREA 20ft container: 1.3MWh 40ft container: 2.8MWh 53ft container: 3.7MWh REFERENCE KEPCO Frequency Regulation Project Data Center UPS in U.S Telecommunication Center UPS in Australia PowerCor Utility in Australia Gasado Island Micro Grid Project (KEPCO) San Diego Gas & Electric Daegu Demand Response Project Kansas City Power & Light Green Impact Zone Smart Grid Eumseong Hyundai Heavy Industry Factory KORAIL Station Duke Energy Seoul National Park Peak Shaving Project KERI (Changwon) TransGrid Utility in Australia ( 24MW / 9MWh 16MW / 6MWh 16MW / 5MWh 12MW / 2.4MWh 3MW / 472kWh 2MW / 2.2MWh 1.5MW / 3.2MWh 1MW / 2.3MWh 1MW / 1.5MWh 1MW / 1MWh 1MW /1MWh (1MW / 530kWh) x 2units 250kW / 800kWh 250kW / 310kWh 250kW / 430kWh 100kW / 435kWh 3MW / 472kWh AUSTRALIA 12MW / 2.4MWh U.S 2MW / 2.2MWh AUSTRALIA 1MW / 1MWh KOREA 100kW / 210kWh U.S

Processes and displays real-time status of the battery system from the rack level down to the cell level Provides data on energy, voltage, current, SOH/SOC status and more Easy access to data through user friendly GUI Anomalies identifiable at the cell and module level for quick diagnosis Activates various protection mechanisms during emergency situations Monitoring data and event log saved up to 3 years Remote Management feature available over Ethernet

NMC Cell DC Panel Module Rack Fire Suppression System COMPLETELY INTEGRATED BATTERY SOLUTION Cell Module Rack BMS (Module, Rack, System) Battery Protection Unit Container DC Panel HVAC System Fire Suppression System Module BMS Rack BMS System BMS Battery Protection Unit (BPU)

SPECIFICATION HIGH-PERFORMANCE CONTAINERIZED STORAGE SOLUTION GRID CONTROLLER ESS POWER CONVERSION SYSTEM (PCS) 53ft 40ft 20ft PV POWER PLANT CONTROLLER (PPC) Point of interconnection (POI) PUBLIC GRID Model Installed Energy (MWh) Rated Energy (MWh) High Power Type High Energy Type KCE-3774 KCE-2664 KCE-1351 KCE-675 KCE-3552 KCE-2664 KCE-1332 3.77 2.66 1.35 0.67 3.55 2.60 3.66 2.58 1.31 0.65 3.41 2.50 1.30 1.25 INVERTER Utiliy-Scale Max Power Discharge(MW) DC Efficiency Charge(MW) 15.10 10.66 5.41 2.70 3.55 2.60 15.10 10.66 5.41 2.70 >95% [C/2 rate] 1.30 3.55 2.60 1.30 WIND DC Voltage Approx. Dimensions [LWH] Feet / mm 640 ~ 1100V 53 40 40 20 53 40 20 Ambient Operating Temperature Range -30 ~ 50 ENERGY STORAGE SYSTEM INTEGRATED RENEWABLE ENERGY Enclosure details Designed to satisfy ISO 1164, ISO 668 and IP54 per IEC 60529 standard Kokam Systems makes no warranty explicit or implied with these specifications. Contents subject to change without notice.

KRI/KRO STANDARD RACK COMPACT SIZE WITH COST EFFECTIVE SYSTEM Kokam s and Type Rack (KRI/KRO) are composed of Kokam s standard battery modules which are able to be built into 60-130kWh capacity systems upon a customer s request. The KRI/KRO racks can be installed in various locations such as offices, hospitals, utilities, telecom towers, data centers and military bases. SPECIFICATION High Power Type Energy capacity of hundreds of kwh type rack follows the NEMA3R Weatherproof capability Extreme environments Model Installed Energy (kwh) Rated Energy (kwh) KRI-H-3R4C-106 KRO-H-3R4C-106 106 101 KRI-H-2R5C-111 KRO-H-2R5C-111 111 105 KRI-H-3R4C-133 KRO-H-3R4C-133 133 126 X 4 TIMES (4 C-RATE) Configuration Nominal Power (kw) 2P16S Modules x 12 106 2P20S Modules x 10 111 2P20S Modules x 12 133 Max Charge/Discharge Power (kw) 424 444 532 DC Efficiency* >95% [C/2 rate] DC Voltage Ambient Operating 614 ~ 800V 650 ~ 830V -10 ~ 50 720 ~ 1100V Approx. Weight (kg) 1095 1200 1270 Approx. Dimensions 1180 x 620 x 2000 1150 x 743 x 2116 1150 x 743 x 2116 Energy Power Certifications UL 1973 High Energy Safety High Power Durability KOKAM RACK VS COMPETITOR S RACK x 3~5 x 3~5 x 1.5 Charge Power Disharge Power Energy Density Description Kokam Competitor Energy (kwh) 133 40~58 Model Installed Energy (kwh) Rated Energy (kwh) Configuration High Energy Type KRI-2R6C-106 KRO-2R6C-106 106 101 2P16S Modules x 12 KRI-2R5C-111 KRO-2R5C-111 111 105 2P20S Modules x 10 Nominal Power (kw) 106 111 Max Charge/Discharge Power (kw) 106 111 DC Efficiency* >95% [C/2 rate] DC Voltage 614 ~ 800V 640 ~ 832V Ambient Operating -10 ~ 50 Approx. Weight (kg) 1085 1090 Approx. Dimensions 1180 x 620 x 2000 1150 x 743 x 2116 Certifications UL 1973 KRI-2R6C-133 KRO-2R6C-133 133 126 2P20S Modules x 12 133 133 768 ~ 1100V 1260 1150 x 743 x 2116 Power Charge (kw) 532 100~174 Discharge (kw) 532 100~220 *Inclusive of battery management systems and electronic components *Kokam makes no warranty explicit or implied with these specifications. The contents are subjected to change without prior notice. *Installed Energy: The total amount of stored capacity without considering the operational conditions. *Rated Energy: The total amount of usable capacity, taking into consideration the operation conditions. (discharge condition @ 0.5P, 23±3 C, BOL) Density Energy Density (Wh/L) 70 45~57

SPECIFICATION NMC High Power Type Model Name Installed Capacity (kwh) Rated Capacity (kwh) Charge Rated Power /Discharge(kW) KRIS-H-2-222 KROS-H-2-222 222 211 888 KRIS-H-3-333 KROS-H-3-333 333 316 1332 KRIS-H-4-444 KROS-H-4-444 444 422 1776 KRIS-H-5-555 KROS-H-5-555 555 527 2220 KRIS-H-6-666 KROS-H-6-666 666 633 2664 Configuration DC Efficiency* DC Voltage Ambient Operating Enclosure details 2 Racks connected 3 Racks connected 4 Racks connected >97% [C/2 rate] 600V ~ 850V 0 ~ 45-20 ~ 50 IP20 IP54 5 Racks connected 6 Racks connected Certifications UL 1973 NMC High Energy Type KOKAM RACK SYSTEM (KRS) CUSTOMER-CENTERED SOLUTION Model Name Installed Capacity (kwh) Rated Capacity (kwh) Charge Rated Power /Discharge(kW) Configuration DC Efficiency* DC Voltage Ambient Operating Enclosure details KRIS-H-2-266 KROS-H-2-266 266 253 266 2 Racks connected KRIS-H-3-399 KROS-H-3-399 399 379 400 3 Racks connected KRIS-4-532 KROS-H-4-532 532 505 532 4 Racks connected >97% [C/2 rate] 600V ~ 998V 0 ~ 45-20 ~ 50 IP20 IP54 KRIS-5-665 KROS-H-5-665 665 632 665 5 Racks connected KRIS-H-6-798 KROS-H-6-798 798 758 798 6 Racks connected Certifications UL 1973 Model Name Installed Capacity (kwh) Rated Capacity (kwh) Charge Rated Power /Discharge(kW) Configuration DC Efficiency* DC Voltage Ambient Operating Enclosure details Certifications KRIS-H-2-228 KROS-H-2-228 LTO High Power Type KRIS-H-3-342 KRIS-H-4-456 KROS-H-3-342 KROS-H-4-456 KRIS-H-5-570 KROS-H-5-570 228 342 456 570 217 325 433 542 866 2 Racks connected 1300 3 Racks connected 1733 4 Racks connected >97% [C/2 rate] 750V ~ 1100V -30 ~ 55 IP20 IP54 KBIA 2166 5 Racks connected KRIS-H-6-684 KROS-H-6-684 684 650 2600 6 Racks connected - The table above provides the technical specifications for a Battery System composed of 2EA Racks. A Battery System maybe composed of up to 30 Racks. - Kokam recommends the use of a System BMS and a DC Distributional Panel with the Battery System.

CES COMPACT SIZE WITH COST EFFECTIVE SYSTEM BMS PIONEER OF PREMIUM BATTERY BMS SOFTWARE Model Unit CES-30 CES-45 CES-55 CES-90 Energy kwh 30 45 55 90 System Voltage Range COMMUNITY ENERGY STORAGE SYSTEM CONSTANT SUPPLY OF HIGH QUALITY ELECTRICAL POWER Kokam s Community Energy Storage (CES) System is built for the next generation of distributed Energy Storage Systems. CES is a utility product in front of the meter that can serve multiple loads. It improves energy efficiency by storing intermittent renewable energy sources and discharge energy for peak shaving. CES is the best storage solution for high quality power for residential applications. CES also allows regional systematic control and meets a quickly expanding market for decentralized power supply systems. VDC 505~705 505~705 470~655 505~705 System Status Rack Status Cell Status SYSTEM BMS Processes and displays real-time status of the battery system from the rack level down to the cell level (up to 30 racks) Provides data on energy, voltage, current, SOH/SOC status and more Easy access to data through user friendly GUI Anomalies identifiable at the cell and module level for quick diagnosis Activates various protection mechanisms during emergency situations Monitoring data and event log saved up to 3 years Remote Management feature available over Ethernet BATTERY MIDULE SIZES: 30, 45, 55, 90 kwh Kokam s CES is available for customization and includes battery module sizes of 30, 45, 55, or 90kWh by customer request. This system is water-proof, gas-tight, and operates in extreme environments even underground. Also, it can be interconnected with various Inverters / Converters / PCS. Furthermore, Kokam has been a partner with global PSC companies and the product has been proven worldwide. Kokam became a market leader with various successful CES projects for utilities in North America and worldwide. DC PANEL Fuse and Breaker designed to protect the battery system against short circuit Fuse and Breaker status available through HMI

HOME ENERGY STORAGE SYSTEM OWN DESIGN & SOFTWARE TOTAL SOLUTION The SIS is an intelligent distributed energy storage system that captures solar power and delivers it when needed most. It combines batteries, power electronics, and multiple energy inputs in a UL-certified appliance controlled by software running in the cloud. It is a utility-grade product designed for the consumer and commercial markets. Kokam's product and service platform allows customers to pair storage with solar and other distributed energy resources and offers utilities additional benefits: enhancing customer acquisition, retention, service, and lifetime value. KHESS SIS StoraXe SOFTWARE KHESS (INDOOR) The next generation, Kokam Li-Polymer battery technology has a cycle life of > 8,000 cycles (@ 80% DOD, RT). Integrated with a highly efficient power conversion system (PCS) KHESS includes a charger, inverter, solar inverter, battery pack, and an Energy Management Software (EMS). BRIEF SPECIFICATION SIS (OUTDOOR) All components (power electronics, storage, sensors, computer) are packaged in a compact, safe, secure, UL certified, utility-grade form factor that can be installed behind the meter, indoors or outdoors, and which has a 15 year or longer usable life in a wide range of environmental conditions. BRIEF SPECIFICATION StoraXe (INDOOR) - The all-around, carefree storage solution for seamless integration in existing building installations - AC battery storage system with integrated inverter - Integrated Energy Management System (EMS) - Network formation for self-sufficient, isolated systems - Fully fledged emergency power function in the event of power failure Control of SIS units in real-time including the ability to execute algorithms that automatically operate each SIS as a fleet according to utility preferences. SOLAR OPTIMIZING GRID INTERACTIVE PRICE RESPONSIVE DEMAND RESPONSIVE - Battery Energy (kwh): 3.8 / 7.7 / 11.4 / 15.2 - PCS (kw): 4.5 / 6 - PV Inverter(kW): 4.5 / 6 - Certification: CE - Battery Energy (kwh): 7.7 / 11.4 - PCS (kw): 4.5 / 6 - PV Inverter(kW): 4.5 / 6 - Certification: UL BRIEF SPECIFICATION - Battery Energy (kwh): 25 - PCS (kw): 20 - Certification: VDE, CE

KUPS PIONEER OF PREMIUM BATTERY Kokam UPS (KUPS) provides perfect protection in a number of applications including medical, telecom, and data centers. During an outage, KUPS immediately provides battery back-up power to protect mission-critical information and systems. SPECIFICATION Model Unit Type A Type B Type C Type D Type E LEAD-ACID BATTERY VS. KOKAM LIB BATTERY Energy kwh 55 55 55 111 111 X 8 TIMES (8C-RATE) Max Power kw 396 346.5 275 444 222 Max Discharge Time min 4 5 10 15 30 CONFIGURATION Lead-acid Kokam UPS POWER Higher energy density and lighter weight allows integration of batteries and UPS within a factory-tested single container, providing faster and more reliable field installation and start-up Provides 4 to 8 times longer cycle life and high power density than lead-acid battery No degradation with shallow cycles No open-circuit failure mode No hydrogen generation Integrated monitoring of individual cell s voltages and temperatures Fire Suppression System KBM Module Rack BMS Rack BPU Cover Contactor/Fuse Rack MCCB Description 2 Rack 3 Rack Unit Configuration 9Module 10Module 9Module 10Module Module Energy 105 111 157 166 kwh Max. Charge Power 210 222 314 332 kw Max. Discharge Power 798 843 1,193 1,261 kw DC Voltage 686 ~786 640~832 686 ~786 640~832 VDC Nominal Voltage 699 740 699 740 VDC UL1973 (Available 2015.4Q) Rack UL Certification UL 1973 Module Kokam High Power UPS UL1642 Cell

LITHIUM POLYMER BATTERY : THE RIGHT CHOICE FOR YOUR BUSINESS Kokam works to solve the limitations associated with conventional lithium-ion technologies, including cycle and calender life, safety, recharge time, power delivery and ability to operate in extreme temperatures. The technology s performance features surpass other existing battery capabilities in the market place today. Pouch type has more surface area compared to Prismatic type (High Capacity Cell), providing better heat transfer leading to cooler, longer-life, and higher performance. Prismatic 3.5 x Dissipation Surface Pouch 2 2 1.6x of heat dissipation 19.1cm/Ah : 11.6 cm/ah 2 2 3.5x of dissipation surface 650 mm/6.5t : 216 mm/22.5t - Exceptionally High Power Performance - High Energy Density ( ~ 265 Wh/kg) - High Gravimetric and Volumetric Power Density. - Excellent Power-to-Energy Balance - Longer Cycle and Calendar Life - Low Impedance and Heat Generation - Light Weight - No Memory Effect - High Charge / Discharge Energy Efficiency - Low Self-Discharge Rates NMC Cell Cell Specification Capacity (Ah) Voltage Range (V) Cycle life 1C/1C Max Continuous Charge/Discharge LTO Cell Cell Specification Capacity (Ah) Voltage Range (V) Cycle life 1C/1C Max Continuous Charge/Discharge NANO Cell Cell Specification Capacity (Ah) Voltage Range (V) 53Ah 75Ah Remark 53 2.7 ~ 4.2 2C/4C 75 2.7 ~ 4.2 Over 8,000 cycles 65Ah 65 1.5 ~ 2.8 Over 20,000 cycles 46Ah 46 4C/8C 4C/8C 70Ah 3.7 3.7 80% DOD End of Life 60% Remaining Capacity Remark 80% DOD Remark 70 @ 0.2C Cost Life span Cost Life span Cost Life span Energy Performance Energy Performance Energy Performance Power Safety Power Safety Power Safety AIR COOLED BATTERY PACK HIGH POWER NMC Advantages High C-rate up to 12 C-rate discharging performance High C-rate up to 4 C-rate charging performance Improved performance without safety or cycle life trade off LITHIUM TITANATE (LTO) Advantages Operating temperature: -30 ~ 60 degc. High specific power: 4 C-rate continuous and 8 C-rate peak charge & discharge operation High round trip efficiency (RTE): >95%. Long cycle life: 20,000 cycles @ 80% DoD, 1C charge & discharge operating conditions. Extremely Safe: A thermal runaway event is significantly less likely to occur in LTO cells. LTO cells can also be re-operated after an event of an over-discharge, unlike conventional graphite based Li-Ion cells. This feature enables the user to operate the battery cells under extreme environmental and usage conditions. Advantages of the LTO cells: Anode side of ordinary Li-Ion cells are made up of graphite, the anode side of the LTO cell is composed of Lithium Titanate, which has stronger chemical structure than graphite. NMC + LFP+LTO (NANO) Advantages Specially designed for defense & aerospace application This hybrid type cell has incorporated the advantages of NMC, LFP and LTO cells into one cell. It is extremely safe and reliable battery solution for extremely volatile and dynamic operational conditions. The high power, energy and safety features allow the NANO cells to be flexibly applied in various applications. LIQUID COOLED BATTERY PACK Max Continuous Charge/Discharge 3C/8C 3C/8C

Kokam shigh-performancelithium polymerbatery technologydelivershighpowerandenergydensity combinedwithexcelentsafetyperformanceandcyclelife. ENERGY: Higherusableenergymeans greaterbateryutilizationandlowercost POWER: Superiorpowerbyweightorvolume inacostefectivesolution DISCOVERYBEYONDTECHNOLOGY CYCLE: Excelentcalendarandcyclelifewith consistentperformanceoverextendeduse batery@kokam.com