The Ridgid CS10 Digital Recording Monitor combines RIDGID durability with the easiest to use Digital Recording Monitor in the industry. One touch recording allows you to record snapshots and video to a USB Thumbdrive, and then hand it directly to your customer.

EZ Digital FG-8002 Analog Sweep Function Generator has a wide frequency range (0.02Hz to 2MHz) as well as versatile waveforms (Sine, Triangle, Square, and Ramp). Also allows variable symmetry to generate sawtooth and pulse waveforms.

E Instruments BTU4400-S Combustion Analyzer is a hand-held commercial and industrial gas analyzer. Very valuable tool that is designed for emissions monitoring, maintenance and tuning of combustion processes including such as: boilers, kilns, gas and diesel engines, heaters, furnaces, turbines, burners, and laboratory analysis. If the need to replace a sensor occurs, don't fret, sensors are field-replaceable and new ones are already pre-calibrated! The BTU4400-S comes with the O2,  CO, CO2, NO/NOx and SO2 sensors.

E Instruments BTU4400-N Combustion Analyzer is a hand-held commercial and industrial gas analyzer. Very valuable tool that is designed for emissions monitoring, maintenance and tuning of combustion processes including such as: boilers, kilns, gas and diesel engines, heaters, furnaces, turbines, burners, and laboratory analysis. If the need to replace a sensor occurs, don't fret, sensors are field-replaceable and new ones are already pre-calibrated! The BTU4400-N comes with the O2,  CO, CO2, NO/NOx and NO2 sensors for the "True-NOx" analyzer (NO + NO2).

E Instruments BTU4400-3 Combustion Analyzer is a hand-held commercial and industrial gas analyzer. Very valuable tool that is designed for emissions monitoring, maintenance and tuning of combustion processes including such as: boilers, kilns, gas and diesel engines, heaters, furnaces, turbines, burners, and laboratory analysis. If the need to replace a sensor occurs, don't fret, sensors are field-replaceable and new ones are already pre-calibrated! The BTU4400-3 comes with the O2,  CO, CO2 and NO/NOx sensors and ability to be upgraded to NO2 or SO2 sensor.

Viasensor HS-1000 Humidity Sensor now solves the big challenges of accurately measuring the fuel cell humidity levels in high temperature and high humidity fuel cell gas conditions. The user can swiftly verify the accuracy and stability of equipment used for humidification. The HS-1000 is specifically designed to be used for PEMFC environments. Continuous readings with rapid response time as as 0.8 seconds for gas flows greater than 0.4 L/min.

Metageek 2400x2vPRO Wi-Spy 2.4x USB Spectrum Analyzer with Chanalyzer Pro Software. MetaGeek′s Wi-Spy is a portable USB spectrum analyzer that is loaded with big-time performance. The high-resolution and enhanced amplitude range make the Wi-Spy even easier for you to identify interference in the 900 MHz, 2.4 GHz, or 5 GHz public ISM bands. With MetaGeek′s compact spectrum analyzer, you can save time and money while installing, troubleshooting and managing your wireless networks. Connect to a Wi-Spy for accurate discovery of signals.

E Instruments BTU4400-2 Combustion Analyzer is a hand-held commercial and industrial gas analyzer. Very valuable tool that is designed for emissions monitoring, maintenance and tuning of combustion processes including such as: boilers, kilns, gas and diesel engines, heaters, furnaces, turbines, burners, and laboratory analysis. If the need to replace a sensor occurs, don't fret, sensors are field-replaceable and new ones are already pre-calibrated! The BTU4400-2 comes with O2, CO, and CO2 sensors with the ability to be upgraded to NO/NOx and to NO2 or SO2 sensors.

Protek C3100 GPIB Programmable 2.4GHz Universal Counter with GPIB (8 bit GPIB interface for faster data transfere) features: Highly accurate frequency measurements to 2.4GHz; Measures Frequency, Period, Duty Cycle, RPM, Frequency ratio, Difference; frequency, Time interval and Totalize; Nine measurement functions; Plots trend graph on LCD display; Compare, Relative Error and Min/Max functions; Eight setup screens may be saved and retrieved from memory; Software for controlling, displaying data and data logging; Operates on all line voltages from 85V to 270V without any changes.

Ridgid 16728 Remote Line Transmitter is a portable line transmitter that can be attached to a drain cleaning cable or a water jet hose to locate a remote transmitter in a line. Flashing LED indicates that sonde is transmitting. Battery run and easy to use.