Renewable energy and EV charging systems operate at high voltage and current with stringent efficiency and safety requirements across 20-year field deployments. Restar Electronics supports inverter OEMs and charging pile manufacturers with 500,000+ in-stock SKUs, 24-hour RFQ response, BOM matching, quality inspection, and global shipping for solar, storage, and e-mobility programs.
Power Components for Clean Energy Systems
String and micro-inverters, battery energy storage systems, and DC fast chargers rely on IGBT/SiC power modules, gate drivers, and high-voltage capacitors rated for continuous switching stress. Restar stocks power semiconductors, sensing, and protection devices from tier-one manufacturers with engineer-led BOM support.
Grid-tied storage and V2G applications add bidirectional power conversion, isolation monitoring, and high-current connector requirements. Our FAE team assists with SiC vs. silicon trade-offs, thermal design support parts, and supply continuity for long-lifecycle energy products.
- IGBT, SiC MOSFET, gate drivers, and HV passives in stock
- 24-hour RFQ with BOM matching for inverter and charger builds
- Engineering support for SiC/silicon power stage selection
- Global shipping to solar, storage, and EV infrastructure OEMs
Key Challenges
High-Voltage Power Switching
1500V solar strings and 800V EV chargers demand SiC MOSFETs and reinforced isolation with minimal switching losses and thermal headroom.
Grid Compliance & Safety
Energy systems must meet IEC 62109, UL 1741, and GB/T standards requiring certified protection and sensing components.
Long Field Life & Harsh Environments
Outdoor inverters and charging piles face temperature extremes, humidity, and lightning surges over 15–25 year service life.
Application Scenarios
Solar PV Inverters
Central, string, and micro-inverters convert DC panel output to grid-compliant AC using MPPT stages and H-bridge topologies. Restar supplies IGBT/SiC modules, gate drivers, DC-link capacitors, and current sensors for inverter power boards.
- SiC Schottky diodes and MOSFETs
- Isolated gate driver ICs
- Film and aluminum electrolytic capacitors
Battery Energy Storage Systems
Residential and utility-scale BESS integrate BMS, PCS, and thermal management across rack-mounted battery modules. We provide isolation ICs, shunt resistors, high-current connectors, and surge protection for storage controllers.
- BMS AFE and isolation monitors
- High-precision current shunt resistors
- High-voltage DC contactor support parts
EV AC/DC Charging Infrastructure
Level 2 AC chargers and DC fast-charging piles deliver high power through PFC stages, isolated DC-DC converters, and CCS/CHAdeMO interfaces. Restar delivers power modules, cooling fan drivers, and surge protection for charging station PCBA.
- PFC controller and power MOSFETs
- Isolated DC-DC controller ICs
- Type A/B residual current sensor support
Key Components
IGBT / SiC Power MOSFET
Inverter H-bridge and PFC switching stages
RFQ / Allocation Support
SiC Schottky Diodes
Boost PFC and synchronous rectification
In Stock / RFQ
Isolated Gate Driver ICs
High-side/low-side drive for power modules
In Stock / RFQ
High-Voltage Capacitors (Film, AL)
DC-link energy storage and filtering
In Stock / RFQ
Current Sense Resistors & Shunts
MPPT, BMS, and charger current monitoring
In Stock / RFQ
Surge Protection (MOV, GDT, TVS)
AC input and DC bus lightning protection
In Stock / RFQ
Our Capabilities
Power Stage BOM Engineering
FAE-assisted selection of SiC vs. silicon devices with thermal and efficiency trade-off analysis.
Multi-Site Production Support
Consolidated BOM matching and scheduled deliveries for global inverter and charger manufacturing.
Lifecycle & Obsolescence Planning
Long-lifecycle energy products supported with LTB alerts and qualified power device alternates.
Quality Inspection & Traceability
Incoming inspection with lot coding for safety-critical power semiconductor shipments.
Engagement Process
Define Power Architecture
Share topology, voltage/current ratings, and compliance targets with your BOM.
Power Component Review
Restar engineers validate device ratings, thermal specs, and availability.
Volume Quote
Receive tiered pricing for pilot and production quantities within 24 hours.
Production Delivery
Global fulfillment with traceability and ongoing supply continuity support.