EX520-NIST / Extech Heavy Duty True RMS Industrial Multimeter Measures AC/DC voltage and current, resistance, diode test, and continuity.

EX510-NIST / Extech Heavy Duty Industrial MultiMeter Double molded for waterproof (IP67) protection.Rugged design — drop proof to 6 feet.6000 count.1000V input protection on all functions.

EX505-NIST / Extech CAT IV-600V True RMS Industrial MultiMeter with Waterproof Design and NIST True RMS DMM with 11 functions and 0.5% basic accuracy.

EX470A-NISTL / Extech With Limited Nist - No IR Function The Extech EX470A True RMS Multimeter and Infrared Thermometer with Capacitance.

EX470-NISTL / Extech 12-Function True RMS Multimeter w/ Limited NIST Certificate True RMS DMM with 12 functions and 0.3% basic accuracy.

EX430A-NIST / Extech True-RMS Auto Ranging Professional Multimeter, 600V AC/DC, 10A, with NIST 11 functions and 0.3% basic accuracy.

EX420-NIST / Extech Multimeter Averaging Autoranging MultiMeter DMM with NIST Averaging DMM with 11 functions and 0.3% basic accuracy.AC/DC Voltage & Current, Resistance, Capacitance, Frequency, Temperature, Diode/Continuity, Duty Cycle

DC400-NIST / Extech แคลมป์มิเตอร์ DC Mini Clamp Meter Measures up to 400A DC in 2 ranges.Large 4000 count LCD display.

38394-NIST / EXTECH แคลป์มิเตอร์ Clamp Meter This clamp meter measures AC/DC Current to 600A, DC/AC Voltage, Resistance, Frequency, and Continuity.

38394 / Extech แคลมป์มิเตอร์ Clamp Meter Large 2399 count display (4999 counts for Hz) .Clamp jaws open to 1.2" (30mm), MCM 350