How Smart DC Meters Enable Reliable Ultra-Fast Charging
The DC fast charger market will grow at 34.5% CAGR through 2030 (Grand View Research). With 400kW+ chargers now deployed across EU highways and US$7.5 billion IIJA funding accelerating US infrastructure, three operational pain points emerge.
Global Charging Revolution & Critical Gaps
- Voltage Limitations: 62% of legacy DC energy meters fail beyond 750V input (CharIN 2024 test)
- Temperature Vulnerabilities: -25℃ conditions cause 2.8% metering drift in conventional solutions
- Dual-Gun Inefficiency: Separate meters per gun increase installation costs by 55%
Why Modern DC Energy Meters Transform Operations
Conventional DC metering solutions impose significant operational constraints due to their single-channel architecture, which unnecessarily doubles hardware expenses for dual-port charging systems. Compounding this cost inefficiency, their limited 800V compatibility forces premature device replacements during charging infrastructure upgrades. Perhaps most critically, narrow operating ranges (-20℃~+60℃) consistently trigger seasonal inaccuracies across diverse climates, undermining billing reliability and maintenance planning.
While today's intelligent DIN-rail DC energy meters transform operations through three fundamental upgrades: Extended voltage measurement capabilities future-proof charging infrastructure against evolving standards, while multi-channel designs optimize cabinet space utilization by consolidating metering functions. Most significantly, ruggedized components deliver uncompromised stability—from Scandinavian sub-zero winters to Middle Eastern desert heat—ensuring year-round accuracy where traditional meters consistently fail.
Eastron DCM232: The Ultimate Dual Channel DC Meter
Engineered for next-generation charging systems, the Eastron DCM232 DC energy meter solves critical industry challenges through three breakthrough innovations:
- 1000V Future-Ready Input
With industry-leading 1000V DC measurement capability, the DCM232 effortlessly supports 800V ultra-fast chargers and coming 1000V systems, eliminating costly meter upgrades during voltage transitions.
- Dual-Channel Intelligence
The precision instrument delivers accurate measurement of critical DC parameters—voltage, current, power, and energy—while integrating essential operational features: 9-40V DC auxiliary power supply ensures robust compatibility with EV charger control systems; configurable dual pulse outputs provide flexible signal interfaces; and RS485 Modbus protocol enables seamless interoperability with OCPP-based charging management platforms.
- Comprehensive DC Monitoring
The precision measurement system captures critical parameters—voltage, current, power, and energy—while incorporating advanced operational features: 9-40V DC wide power input accommodates diverse electrical environments including solar hybrid systems; dual pulse outputs (energy + timing pulses) ensure synchronized signal transmission; and RS485 Modbus protocol facilitates seamless integration with OCPP backend management platforms, enabling comprehensive DC power monitoring.
- All-Climate Reliability
Industrial-grade components guarantee stable operation from -25℃ to +55℃, making it the ideal DC energy meter for Norwegian winter stations and Dubai summer deployments with 80% lower failure rates.
- Operational Excellence Unleashed
The DCM232 delivers exceptional operational value by replacing two single-channel meters with one integrated solution, slashing installation time by 65% while achieving cost efficiency through consolidated hardware. Its certified performance across extreme climatic zones (-25°C to +55°C) enables global deployment without regional limitations, while built-in bidirectional metering ensures seamless readiness for V2G implementation as the smart grid infrastructure evolves.
Featured Product

U.S. BATTERY RENEWABLE ENERGY SERIES DEEP CYCLE BATTERIES
Our RE Series batteries are designed to provide the highest peak capacity, longest cycle life, and greatest reliability for use in industrial or residential renewable energy applications. Renewable Energy Series batteries utilize the company's exclusive XC2™ formulation and Diamond Plate Technology® to create the industry's most efficient battery plates, delivering greater watt-hours per liter and watt-hours per kilogram than any other flooded lead-acid battery in the market. Our Deep Cycle batteries are engineered to work with solar panels as well as other renewable energy applications.