High-Precision Shunt Based Current Sensing Module

The RESI HRES6918BL025MST0 is a high-precision shunt current sensing module designed for accurate measurement in kiloamp-level currents. Built using alloy technology, the module provides stable resistance performance for demanding current sense applications. With a 25µΩ nominal resistance value, 600A rated current and 15mV output voltage, the module supports accurate current monitoring in high-power systems. Its ±0.1% tolerance and ±15 ppm/°C TCR help maintain stable measurement performance across changing operating conditions. The product is designed for bolt-on SMD/SMT mounting, providing mechanical flexibility for high-current assemblies. It operates across -50°C to +150°C, is RoHS compliant and carries AEC-Q200 certification for high-reliability electronic applications.

Key Features

• High-precision shunt current sensing module
• Nominal Resistance: 25µΩ
• Rated current: 600A
• Output voltage: 15mV
• Tolerance: ±0.1%
• Temperature coefficient: ±15 ppm/°C
• Current sensing accuracy: 0.3% without algorithmic compensation
• Alloy resistive technology
• Mounting: Bolt-on, SMD/SMT
• Operating temperature: -50°C to +150°C
• RoHS compliant
• AEC-Q200 certified

Application Industries and Use Cases

• Battery Management Systems (BMS): High-current sensing for charge, discharge and protection circuits.
• Energy Storage Systems (ESS): Accurate current monitoring in high-power battery and inverter systems.
• Electric Vehicles (EV): Current measurement in traction, power distribution and battery systems.
• eVTOL & Advanced Mobility: Reliable current sensing for high-performance electrified propulsion systems.