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COGWELL, INC · EST. 1998
— TRUSTED SOURCE

Your trusted source for quality test equipment

Oscilloscopes, multimeters, signal generators, power supplies — hundreds of lab-grade instruments, inspected and guaranteed.

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— GOOD SELECTIONS

Good selections, new items added daily

New arrivals hit the floor every weekday.

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— QUICK TURNAROUND

Quick turnaround time on calibration

In-house metrology lab with NIST-traceable standards — most units calibrated and shipped back in under two weeks.

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— SAME-DAY SHIP

Order by 2pm, ships the same day

Most in-stock instruments leave our dock the day you order — packed, insured, and tracked.

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— 90-DAY COVERAGE

Every instrument includes a 90-day warranty

Buy with confidence. All units have been tested by a quality technician.

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CH1 · READOUT LIVE · CW-2300
CAL
NIST
WARR
90 DAY
SHIP
SAME-DAY
CERT
INCLUDED

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More categories ›
Keysight Agilent N5230A Vector Network Analyzer Opt 225/010, 2-port 20 GHz
Network Analyzers
Tektronix TDS3034B Digital Storage Oscilloscope 300MHz, 2.5GS/s, 4ch w/ TDS3GV
Oscilloscopes
Multimeters
Multimeters
Signal Generators
Signal Generators
Spectrum Analyzers
Spectrum Analyzers

Featured Equipment

More featured items ›
Agilent 3458A Digital Multimeter, 8 1/2 Digits, Opt 001

Agilent 3458A Digital Multimeter, 8 1/2 Digits, Opt 001
Fluke 5790A AC Measurement Standard Opt 03

Fluke 5790A AC Measurement Standard Opt 03
Keysight Agilent N5230A Vector Network Analyzer Opt 225/010, 2-port 20 GHz

Keysight Agilent N5230A Vector Network Analyzer Opt 225/010, 2-port 20 GHz
Agilent 8564EC Spectrum Analyzer 30 Hz- 40 GHz, Opt 007

Agilent 8564EC Spectrum Analyzer 30 Hz- 40 GHz, Opt 007
Keysight N3300A Configurable DC Electronic Load Mainframe

Keysight N3300A Configurable DC Electronic Load Mainframe

NEW ARRIVAL

More new arrival ›
Agilent 34901A 20 Channel Multiplexer (2/4-wire) Module for 34970A/34972A

Agilent 34901A 20 Channel Multiplexer (2/4-wire) Module for 34970A/34972A
Agilent 3458A Digital Multimeter, 8 1/2 Digits, Opt 001

Agilent 3458A Digital Multimeter, 8 1/2 Digits, Opt 001
Fluke 45 Dual Display Digital Multimeter, include a fresh CALIBRATION

Fluke 45 Dual Display Digital Multimeter, include a fresh CALIBRATION
Xantrex XHR300-3.5 DC Power Supply 300V, 3.5A, 1050W

Xantrex XHR300-3.5 DC Power Supply 300V, 3.5A, 1050W
Tektronix TDS3034B Digital Storage Oscilloscope 300MHz, 2.5GS/s, 4ch w/ TDS3GV

Tektronix TDS3034B Digital Storage Oscilloscope 300MHz, 2.5GS/s, 4ch w/ TDS3GV