Fluke i40S-EL/3pk AC Current Clamp Set, 1-400 A, 10 mV/A, 3-Pack 4637409

The Fluke i40S-EL/3pk is a set of three AC current clamps designed for measuring AC current from 1 A to 400 A RMS without breaking the circuit. These clamps provide a 10 mV/A output, making them compatible with most Fluke digital multimeters and oscilloscopes that accept 4 mm banana plugs.

Advantages

Each clamp features a 32 mm jaw opening, allowing it to clamp around conductors up to 32 mm in diameter. The passive design requires no batteries, ensuring reliable operation whenever needed. With a frequency range of 5 Hz to 20 kHz, these clamps are suitable for a wide range of applications, including power quality analysis and harmonic measurements.

Suitable for

• Electricians and technicians measuring AC current in panels and distribution systems
• Maintenance personnel performing routine current monitoring on motors and equipment
• Engineers conducting power quality surveys or troubleshooting electrical systems

Key specifications

• Current range: 1 A to 400 A AC RMS
• Output sensitivity: 10 mV/A
• Basic accuracy (45-65 Hz): 2% of reading ± 0.5 A
• Frequency range: 5 Hz to 20 kHz
• Maximum conductor diameter: 32 mm
• Safety rating: CAT III 600 V, CAT IV 300 V
• Output connector: shrouded 4 mm banana plugs
• Output cable length: 2.5 m
• Operating temperature: 0 °C to 50 °C
• Storage temperature: -20 °C to 60 °C
• Relative humidity: 15% to 85% non-condensing
• Power: passive, no battery required

Recommendations

For accurate and safe current measurements in industrial and commercial environments, the Fluke i40S-EL/3pk set offers three clamps for multi-point monitoring or replacement. Always verify compatibility with your measurement instrument before use.