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Precision current sensing up to 100A
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Low resistance, high efficiency
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Stable metal alloy construction
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Low TCR (≤50ppm/°C)
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Compact open-air design
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Ideal for BMS, inverters, DC systems
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- TCR down to ±50ppm/°C and ±100ppm/°C.
- Inductance less than 10 nH, Lead-free and RoHS compliant.
- Overcurrent capacity 100A ~ 600A, Rated Power 3W ~ 70W.
- Tolerance ±1%, ±2%, ±5%. Resistance values down to 0.00005Ω.
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300A precision Electron Beam Welded Shunt Resistor With 3 terminal Designed for high-accuracy current measurement, this 300A precision electron beam welded shunt resistor with 3 terminals offers exceptional stability and low resistance. Ideal for EV battery packs, BMS, and industrial energy storage systems, it ensures reliable performance under heavy load and harsh conditions. Customizable resistance…
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Rated Current: 200A
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Output Voltage Drop: 75mV
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Accuracy Class: ±0.5% (or customizable)
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Material: Manganin or copper-manganese alloy
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Operating Temperature: -40°C to +60°C (or as specified)
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Mounting Type: Bolt-on / Screw terminal
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Optional: Customized size, terminal type, or calibration values
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Rated Current: 200A
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Output Voltage Drop: 75mV
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Accuracy Class: ±0.5% (or customizable)
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Material: Manganin or copper-manganese alloy
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Operating Temperature: -40°C to +60°C (or as specified)
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Mounting Type: Bolt-on / Screw terminal
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Optional: Customized size, terminal type, or calibration values
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Technical Specs:
Accuracy: 0.5 level (2–4000A), 1.0 level (5000–10000A)
Temp range: -40°C to +60°C; RH ≤95% (at 35°C)
Overload: 120% rated current for 2 hrs
Voltage drop: 50mV, 60mV, 70mV, 75mV, 100mV
Heat: ≤80°C (<50A); ≤120°C (≥50A)
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- Application: KWh meters, energy metering, industrial ammeters
- Resistance range: 30μΩ to 1200μΩ
- Accuracy class: Class 1.0
- Structure: Electron-beam welded for high stability
- Tolerance: ±2% to ±5%
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Overview Our high-precision battery shunt resistors are designed for demanding applications in electric vehicles (EV), energy storage systems (ESS), and lithium-ion battery management systems (BMS). Manufactured with electron beam welding (EB welding) technology, they offer superior accuracy, thermal stability, and long-term reliability under harsh operating conditions. Key Features of Our Electron Beam Welded Shunt Resistor…
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Manganin U-Shaped Current Sense Resistor Shunt Product Overview:A current shunt resistor, also known as a current sense resistor, is a precision component designed to measure electric current by detecting the voltage drop across a low-resistance element. Typically installed in series with the load, it enables accurate current monitoring based on Ohm’s Law (I = V/R)….
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Product features
●Accuracy ±0.5%, ±1%, ±5%.
●Electron beam welding process.
●Alloy material: manganese copper (M), kama (K).
●Operating temperature range: -55℃~+175℃.
●Good product consistency, high reliability, stability, and strong pulse resistance.
●Extremely low thermal electromotive force (<1uVPo
●Ultra-low parasitic inductance (<2nH).