ET40 Heavy Duty Pen Style Continuity Testers. Ideal for checking continuity of non-energized circuits, fuses, switches, relays and wiring. 30-Inch test lead with alligator clip.

� Ideal for checking continuity of non-energized components, fuses, switches, relays, wiring and circuit boards

� 30" (76cm) test lead with alligator clip

More products EXTECH

EXTECH CO15: CARBON MONOXIDE (CO) METER

• Dual LCD simultaneously displays Carbon Monoxide (CO) level and maximum CO reading taken from when the meter was powered on
• Long life electrochemical sensor
• Adjustable CO warning level at 25, 30, 35, 45, 50, 70, 100 and 200ppm (alarm is preset to 25ppm)
• Audible alarm when CO level reaches the warning set point level
• Choose from 3 calibration points: 0 (preset), 100, and 500ppm

EXTECH MO25 MOISTURE PEN

• Easy-to-use one button operation
• Data Hold and Auto power off
• Battery level check on power-up
• Complete with protective cap, built-in pocket clip, and one AAA battery

EXTECH EX355 12 FUNCTION TRUE RMS MULTIMETER + NCV

• True RMS for accurate AC measurements
• 6000 count backlit LCD display
• Low Impedance (LoZ) prevents false reading caused by ghost voltages
• Low Pass Filter (LPF) for accurate measurements of variable frequency drive signals

EXTECH 380820 UNIVERSAL AC POWER SOURCE & AC POWER ANALYZER

• 99 memory locations for preset voltage and frequency output settings
• User-programmable Over Current Protection
• Programmable through the built-in RS-232 interface
• Data acquisition mode captures readings to your PC with a user-programmable sampling rate of 2 to 65,535 seconds
• Complete with AC power cord, RS-232 to USB cable and software

EXTECH HT30 HEAT STRESS WBGT (WET BULB GLOBE TEMPERATURE) METER

• Heat Stress Index measures how hot it feels when humidity is combined with temperature, air movement, and radiant heat
• Black Globe Temperature (TG) monitors the effects of direct solarradiation on an exposed surface
• In/Out Function displays the WBGT value with or without direct sun exposure

EXTECH 382260 80W SWITCHING MODE DC POWER SUPPLY

• Performs like 3 power supplies in one
• 3 selectable ranges: 0 to 16V/0 to 5A; 0 to 27V/0 to 3A; 0 to 36V/0 to 2.2A
• 4-Digit LED displays
• Front/Rear output terminals

EXTECH MO257 PINLESS MOISTURE METER

• Non-invasive moisture content measurements in wood/building materials
• Measures relative moisture of various building materials including wood, particle board, carpeting, and ceiling tiles using non-invasive Pinless Technology
• Multifunction backlit triple LCD display
• Pinless measurement depth from 0.78" (20mm) to 1.6" (40mm) below the surface
• High frequency sensing technology

EXTECH MA250 200A AC CLAMP METER + NCV

• Built-in non-contact Voltage detector with LED alert to quickly check for the presence of live wires before testing
• 1.2" (30mm) jaw size for conductors up to 500MCM
• 4,000 count LCD display
• Multimeter functions include AC/DC Voltage, Resistance, Capacitance, Frequency, Temperature, Duty Cycle, Diode, and Continuity
• Relative Mode for Capacitance Zero and Offset Adjustment

EXTECH SDL500 HYGRO-THERMOMETER/DATALOGGER

• Relative Humidity, Temperature, Dew Point, and Wet Bulb measurement
• Adjustable data sampling rate
• Stores 99 readings manually and 20M readings via 2G SD card
• Type K/J Thermocouple input for high temperature measurements
• Large backlit dual LCD display

EXTECH HD350 PITOT TUBE ANEMOMETER + DIFFERENTIAL MANOMETER

• Simultaneous display of Pressure, Air Velocity or Air Flow plus Temperature
• ±0.7252psi range
• 5 selectable units of pressure measurement
• Max/Min/Avg recording and Relative time stamp
• Data Hold and Auto power off functions