Shenzhen Kuaiqu Electronic Co., Ltd
Handheld Digital LCR Meter TFT LCD Screen ET431 (100Hz 120Hz 1kHz 10kHz 0.2%) High Precision Capacitance Inductance Resistance Meter
Handheld Digital LCR Meter TFT LCD Screen ET431 (100Hz 120Hz 1kHz 10kHz 0.2%) High Precision Capacitance Inductance Resistance Meter
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English Manual
ET431 Handheld Compact LCR Meter: Enhanced Precision for Component Testing
User-Friendly & Portable Design
- Clear Data Visualization: 2.8-inch TFT LCD (5-digit main/sub parameters) shows L/C/R/Z + X/D/Q/theta/ESR at a glance; bilingual (Chinese/English) display adapts to global users.
- Intuitive Operation: Flexible button layout, adjustable measuring speed (1/s-5/s), auto/manual range switching; one-key open/short circuit calibration ensures long-term accuracy.
- On-the-Go Reliability: Large-capacity rechargeable lithium battery (8+ hours of continuous use); compact handheld size (fits toolkits); USB 2.0 communication for seamless PC data sync.
Key Specifications
Parameter
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Detail
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Model
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ET431
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Basic Accuracy
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0.20% (higher precision than entry-level models)
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Test Frequency
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10Hz, 20Hz, 100Hz, 120Hz, 1kHz, 10kHz, 40kHz, 100kHz, 200kHz (extended low/high frequency range)
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Measurement Parameters
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Main: L/C/R/Z; Sub: X (reactance), D (dissipation factor), Q (quality factor), theta (phase angle), ESR
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Measuring Range
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L: 0.000μH~5000H; C: 0.000pF~50.000mF; R: 0.0001Ω~500.00MΩ (wider range for large components)
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Special Modes
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Electrolytic capacitor dedicated test; deviation measurement (component vs nominal value); screening (0.1%-100% adjustable limit); temperature compensation
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Internal Bias Voltage
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0-1000mV adjustable (1mV step, suitable for sensitive components)
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Test Level
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0.1Vrms, 0.3Vrms, 0.6Vrms (multi-level for different component types)
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Display & Controls
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5-digit high-brightness display; backlight 5-level adjustment; auto-shutdown (1-30min optional)
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Power & Connectivity
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3.7V 2000mAh lithium battery; USB Device (supports SCPI protocol); includes charging adapter
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Core Advantages
- Superior Precision: 0.2% basic accuracy + 10Hz-200kHz wide frequency range captures tiny component variations—critical for high-end R&D and strict quality control.
- Versatile Compatibility: Handles electrolytic capacitors, SMD components, inductors, and resistors; temperature compensation ensures stable results in harsh environments.
- Portable Efficiency: Handheld design + long battery life fits field repair; USB data sync simplifies report generation for production teams.
- User-Centric Upgrades: Multi-level test voltage, adjustable screening limits, and 5-speed measurement adapt to beginners and professional technicians alike.
Applicable Scenarios
- Electronics Repair: Test ESR of aged capacitors, inductance of faulty coils, and resistance of precision resistors—pinpoint faults quickly.
- Production Lines: Screen components with 0.1%-100% adjustable limits; deviation measurement verifies compliance with nominal values, boosting inspection speed.
- R&D Labs: 10Hz-200kHz frequency range analyzes component performance under low-frequency (e.g., audio) and high-frequency (e.g., IoT) scenarios.
- Fieldwork: On-site testing of industrial equipment components (e.g., motor inductors, power supply capacitors) without AC power.
Why Choose ET431?
- Professional-Grade Accuracy: 0.2% basic accuracy meets automotive, aerospace, and high-end electronics testing standards.
- All-in-One Functionality: Replaces single-parameter tools—handles L/C/R/ESR testing with one device, saving space and cost.
- Complete Accessories: Includes USB cable, charging adapter, short circuit chip, rubber test probes; optional Kelvin clip for SMD component testing.
Compartir






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📦 Envío gratis
Ofrecemos envío exprés gratuito a todo el mundo para todos los pedidos. Recibirá su pedido en un plazo estimado de 7 a 15 días hábiles tras el envío.
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💼 Atención al cliente profesional
Brindamos soporte técnico dedicado de especialistas experimentados en servicio al cliente que lo guiarán a través de la selección, configuración y resolución de problemas del producto.
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