Fluke 374 and 375 Range Max Resolution Accuracy AC current via jaw 600 A 0.1 A 2 % 5 digits AC current via iFlex (optional) 2500 A 0.1 A 3 % 5 digits DC current 600 A 0.1 A 2 % 5 digits AC voltage 600 V 0.1 V 1.5 % 5 digits DC voltage 600 V 0.1 mV (375) 0.1 V (374) 1 % 5 digits Resistance 60,4) 0.1 1 % 5 digits Frequency (375 only) 500 Hz 0.1 Hz 0.5 % 5 digits Capacitance 1 F to 1000 F 1 F 1 % 4 digits True-rms Continuity Hold Backlight Min/Max Inrush Low pass filter Fluke 375 only 18 in iFlex Flexible Current Probe Optional accessory 10 in iFlex Flexible Current Probe Optional accessory Wire capacity 750 MCM or 2-500 MCM Safety rating CAT III 1000 V, CAT IV 600 V Ordering information 374 True-rms AC/DC Clamp Meter 375 True-rms AC/DC Clamp Meter Optional accessories i2500-10 iFlex Flexible Current Probe, 10 inches i2500-18 iFlex Flexible Current Probe, 18 inches Models Feature Changes Old model: Fluke 337 New model: Fluke 376 Includes all 337 features plus: CAT IV 600 V, CAT III 1000 V iFlex 2500 A ac 1000 V ac/dc mV dc 60 k 1000 F Old model: Fluke 336 New model: Fluke 375 Includes all 336 features plus: CAT IV 600 V, CAT III 1000 V Optional iFlex 2500 A ac mV dc 60 k 1000 F Min/Max/Avg New model: Fluke 374 Includes all 336 features (except low pass filter) plus: CAT IV 600 V, CAT III 1000 V Optional iFlex 2500 A ac 1000 F Min/Max/Avg Old model: Fluke 335 New model: Fluke 374 Includes all 335 features plus: CAT IV 600 V, CAT III 1000 V Optional iFlex 2500 A ac 600 A ac/dc 1000 F Min/Max/Avg New model: Fluke 373 Includes all 335 features (except inrush) plus: CAT IV 300 V, CAT III 600 V 1000 F Old model: Fluke 334 New model: Fluke 374 Includes all 334 features plus: CAT IV 600 V, CAT III 1000 V Optional iFlex 2500 A ac True-rms 600 A ac/dc 1000 F Min/Max/Avg New model: Fluke 373 Includes all 334 features (except inrush) plus: CAT IV 300 V, CAT III 600 V True-rms 1000 F