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Datasheet generated 2026-10-07
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Fluke 355 True RMS 2000 A Clamp Meter

Fluke · Safety & Detection · Tools · USA · fluke.com
Part Number
2840265  ·  HS 9030.33
Fluke 355 True RMS 2000 A Clamp Meter

Versatile and rugged for high currents up to 2000A AC/DC. Extra wide jaw easily clamps around large conductors found in high-current applications.

Technical Specifications

Manufacturer part number (MPN)2840265
BrandFluke
CategoryTools
Current measurement AC 10 Hz to 100 Hz Range40 A / 400 A / 1400 AC rms
Current measurement AC 10 Hz to 100 Hz Resolution10 mA / 100 mA / 1 A
Current measurement AC 10 Hz to 100 Hz Accuracy40 A: 1.5% rdg + 15 digits 400 A: 1.5% rdg + 5 digits 1400 A: 1.5% rdg + 5 digits
Trigger level for Inrush0.50 A / 5.0 A / 5 A
Trigger level for Hz filter OFF2.50 A / 2.5 A / 8 A
Trigger level for Hz filter ON0.50 A / 2.5 A / 8 A
Crest Factor (50/60 Hz) Range40 A / 400 A / 1400 AC
Crest Factor (50/60 Hz) Crest Factor12 @ 33 A, 2.4 @ 27 A 2 @ 330 A, 2.4 @ 270 A 2 @ 1000 A, 2.4 @ 833 A
Current measurement AC 100.1 Hz to 1 kHz Range40 A / 400 A / 1400 AC rms
Current measurement AC 100.1 Hz to 1 kHz Resolution10 mA / 100 mA / 1 A
Current measurement AC 100.1 Hz to 1 kHz Accuracy40 A: 3.5% rdg + 15 digits 400 A: 3.5% rdg + 5 digits 1400 A: 3.5% rdg + 5 digits
Current measurement DC Range40 A / 400 A / 2000 A
Current measurement DC Resolution0.01 A / 0.1 A / 1 A
Current measurement DC Accuracy40 A: 1.5% rdg + 15 digits 400 A: 1.5% rdg + 5 digits 2000 A: 1.5% rdg + 5 digits
Range4 V / 40 V / 400 V / 600 V AC rms
Resolution1 mV / 10 mV / 100 mV / 1 V
Accuracy4 V: 1% rdg + 10 digits 40 V: 1% rdg + 5 digits 400 V: 1% rdg + 5 digits 600 V: 1% rdg + 5 digits
Voltage measurement DC Range4 V / 40 V / 400 V / 1000 V
Voltage measurement DC Resolution0.001 V / 0.01 V / 0.1 V / 1 V
Voltage measurement DC Accuracy4 V: 1% rdg + 10 digits 40 V: 1% rdg + 5 digits 400 V: 1% rdg + 5 digits 1000 V: 1% rdg + 5 digits
Resistance measurement Range400 Ω / 4 kΩ / 40 kΩ / 400 kΩ
Resistance measurement Resolution0.1 Ω / 1 Ω / 10 Ω / 100 Ω
Resistance measurement Accuracy1.5% + 5 digits
Continuity beeperOn at ≤ 30 Ω Off at ≥ 100 Ω
Frequency measurement Measurement range5.0 Hz to 1 kHz
Frequency measurement Resolution0.1 Hz (15 Hz to 399.9 Hz); 1 Hz (400 Hz to 1 kHz)
Frequency measurement Accuracy – 5.0 Hz to 100 Hz0.2% + 2 counts
Frequency measurement Accuracy – 100.1 Hz to 1 kHz0.5% + 5 counts
Frequency measurement Trigger levelRefer to current and voltage tables
BatteriesSix 1.5 V AA NEDA 15 A or IEC LR6
Battery life (with typical usage, backlight off)100 hours
Test leadsRated to 1000 V
Weight.814 kg (1.8 lb)
Jaw size58 mm (2.28 in)
Dimensions (L x W x D)300 x 98 x 52 mm (12 x 3.75 x 2 in)
Safety ratingIEC 61010-2-032, 600 V CAT IV, 1000 V CAT III
Operating temperature32°F to +122°F (0°C to +50°C)
Storage temperature-4°F to 140°F (-20°C to +60°C)
Operating humidity0 to 95% (non-condensing)
Operating altitude2000 m
Storage altitude10,000 m
IP rating42 (indoor use only)
Drop test requirements1 m
EMI, RFI
EMCFCC part 15, IEC/EN 61326-1:1997 class B IEC/EN 61326:1997 3 V/m, performance criteria B, EN61325
Temperature coefficients Current0.1% of reading per °C outside 22°C to 24°C
Temperature coefficients Voltage0.1% of reading per °C outside 22°C to 24°C

Properties

MOQ1

Cross-References

Attached Documents