Extech LE200ST (ST Connector) economical fiber optic LED light sources provide high stability and features: Stable temperature compensated LED 850nm light sources supply -20dBm optical power into multimode fiber; Single battery provides over 40 hours of operation; Provide 40dB measurement range when used with FiberMeter or MicroMeter; Rugged, splash proof case Single switch operation; ST connector.

JDSU KP420 Master Wiremapping Kit TP311 TP312 TP314 in a nylon zippered pouch. Use the wiremapper sets to find the end location of any type of cable run - network, telephone, audio, or coaxial. Up to 20 locations at a time, using the Resi-TesterTM. Made by Test-Um Inc., a world class designer and manufacturer of LAN Network and Telecom Test Equipment.

Extech LS320SC Fiber Optic Laser Light Source provide high stability and features: Temperature compensated laser light sources with 1310nm and 1550nm output supply -10dBm of stable optical power into single mode fiber; Provide 50dB measurement range when used with FiberMeter or MicroMeter; Single battery provides over 60 hours of operation; Rugged, splash proof case; Single switch operation; SC connector.

Psiber PNG65 Pinger Plus Network IP and Connectivity Verifier is ideal for maintaining and installing computer Local Area Networks (LANs) running the TCP/IP protocol.

Hobbes 257823 OPTISouce is a high performance stabilized source that is widely used in fiber network installation and maintenance. Hobbes offers 3 models for the Las er source series: 850/1300 for multimode, 1310/1550 for single - mode optical fibers, and an all in one model for all 4 wavelengths.

JDSU NT950 Validator Network Cable Certifier is a LAN network and ethernet cable tester. Formerly Test-Um NT950 Validator. JDSU Validator NT950 Network/Cable Certifier measures and presents fast and clear Speed and Performance results up to 1 gigabit. Speed certification assures the cabling will do the job it is rated to do. Network components such as switches, hubs, routers and systems will then operate at maximum efficiency.

Extech MV110 MultiView tester has a changeable screen and is a 2000-count (3-1/2 digits) screen. This meter has simple DCV precision of 0.5% and a Battery check for 9 volt and 1.5 volt batteries with 50 hertz wave output.

Extech MM570 MultiMaster Series tester has a 0.02% simple DCV precision and a 50,000 count LCD display with 500,000 counts for DCV and Hertz. This is a True RMS combo meter with its Alternating Current/Direct Current capabilities, resolution to 1 micro volt, 0.01 micro amp, 0.0001Hz, 0.01 Ohm MM570 with multiple input Type-K Thermometer, True RMS ACV bandwidth (up to 100k hertz), and 1000 volt input fuse guard on all functions, etc.

Photonix PX-C100 LANlite Fiber Optic LED Light Source was designed to provide the test technician with an inexpensive, accurate, and easy to use infrared light reference for use in making optical loss measurements in the LAN environment. Although designed complement the LANLITE optical power meters, these sources will work well with any power meter in multimode testing applications.

This traditional digital megohmmeter and insulation resistance tester features: Measures insulation resistance to 2Gohm; 250V, 500V and 1000V test voltages; Meets IEC 1010-1, Category III-600V safety standards; Data and Max hold; 3-1/2 digit, ect. Product Discontinued.

Amprobe PSA-1 Phase Sequence Adapter features: Can be used with most Amprobe clamp-ons or multimeters; Determines phase sequence of the three phase electrical system; Voltage range up to 550VAC; Phase loss indicator, etc.

Extech MA100 200A AC Mini Clamp Meter and Voltage Detector features: Convenient compact size with built-in AC Voltage detector; 3-1/2 digit (2000 count) backlit LCD display; Measures AC Current up to 200A with 100mA resolution; Built-in non-contact AC Voltage detector (120/240VAC, 50/60Hz) via clamp tip plus flashlight, etc.