Keysight 3458A 8½-Digit Precision Digital Multimeter
Keysight 3458A 8½-Digit Precision Digital Multimeter
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Product Description
The Keysight 3458A is a world-renowned 8½-digit precision digital multimeter, trusted by calibration labs, metrology institutes, and high-accuracy research environments. Known as the gold standard for ultra-precision measurement, the Keysight 3458A delivers exceptional long-term stability, extremely low noise, and unmatched measurement resolution, making it one of the most accurate bench multimeters ever created.
It provides superior performance in DC/AC voltage, DC/AC current, resistance, frequency, and time interval measurement, making it the ideal choice for ISO 17025 labs, R&D centers, production test benches, and national standards laboratories.
Key Features
True 8½-digit resolution for extreme accuracy
Unmatched 0.0024 ppm/°C stability
100,000 readings/sec for ultra-fast data acquisition
Gold-standard performance for calibration and metrology
Low noise, low drift, and high repeatability
Highly accurate DC/AC voltage and current measurement
Precision resistance measurement with 4-wire capability
High-speed GPIB interface for automated testing
Long-term drift stability for lab reference
Durable and reliable bench-top design
Ideal for calibration labs, R&D, and testing environments
Industry standard for inter-laboratory comparison (ILC)
Technical Specifications Table
| Specification | Detail |
|---|---|
| Model | Keysight 3458A |
| Type | 8½-Digit Precision Digital Multimeter |
| Manufacturer | Keysight Technologies (formerly Agilent / HP) |
| Resolution | 8.5 digits |
| Functions | DC/AC Voltage, DC/AC Current, Resistance, Frequency, Time Interval |
| Max Reading Speed | 100,000 readings/second |
| Voltage Range | Up to 1000 V |
| Current Range | Up to 10 A |
| Resistance Range | 10 Ω to 1 GΩ |
| Stability | 0.0024 ppm/°C |
| Interface | IEEE-488 (GPIB) |
| Use Case | Calibration labs, R&D, metrology labs |
| Weight | ~18 lbs (≈8.2 kg) |
| Power | 100–240V AC, 50/60 Hz |
The Keysight 3458A 8½-digit digital multimeter delivers industry-leading precision, ultra-high stability, and fast measurement speed—perfect for calibration labs, metrology, and R&D environments. The Keysight 3458A Precision Digital Multimeter sets the benchmark for ultra-high accuracy and stability in calibration and metrology applications. With true 8½-digit resolution, lightning-fast measurement capability, and exceptional drift performance, it’s the most trusted instrument for ISO-17025 accredited labs and advanced R&D facilities. Capable of precise voltage, current, resistance, and frequency measurements, the 3458A provides long-term reliability and performance unmatched by other bench multimeters, making it the reference choice for national laboratories and precision manufacturing industries.
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