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Extech
Extech is a recognized name in test and measurement instrumentation, frequently utilized by maintenance technicians and field service engineers for diagnostic and troubleshooting tasks in industrial environments. Their product lines include a wide array of multimeters, power meters, environmental meters, and specialized electrical testers essential for ensuring equipment uptime and safety. Engineers and technicians rely on Extech for its straightforward operation, durable construction, and accurate readings that aid in rapid problem resolution. Industrial Automation Co. stocks new and refurbished Extech instruments with quote-based pricing.
Our 5M+ catalog features active breakers, drives, PLCs, relays, and operator interfaces.
We offer 24 months warranty on selected brands
Typical quote turnaround for hard-to-source and legacy replacement requests
New, refurbished, and surplus paths surfaced clearly for procurement teams
Hard-to-find parts, sourced fast
Real value
Access millions of industrial automation components across PLCs, drives, HMIs, and more. We help you locate discontinued, surplus, and in-demand parts without delays.
Built for urgent procurement
RFQ ready
Submit RFQs for multiple part numbers and get fast, accurate quotes. Ideal for maintenance teams, resellers, and engineers working against downtime.
Verified parts you can rely on
Trusted data
Every listing is backed by supplier validation, condition transparency, and real availability—so you can purchase with confidence.
Global sourcing, local reliability
Worldwide trust.
We work with trusted suppliers worldwide to deliver quality automation parts quickly—reducing lead times and keeping your operations running.
SKU · RH520ACALDU
Extech RH520ACALDU
EXTECH RH520ACALDU CALIBRATED W/ DATA UNCERTAINTIES - TEMPERATURE HUMIDITY RECORDER; ACCURACY %:3%; EXTERNAL HEIG...
SKU · MG302-NIST
Extech MG302-NIST
EXTECH MG302-NIST MG302NIST CAT IV INSULATION TESTER/MULTIMETER WITH NIST
SKU · CO250CALD
Extech CO250CALD
EXTECH CO250CALD CALIBRATION WITH DATA EXTECH PART # CO250 SKU # 69P2496
SKU · 475044-NIST
Extech 475044-NIST
EXTECH 475044-NIST 475044NIST FORGE GAUGE METER WITH NIST 475044 ;ROHS COMPLIANT: NA
SKU · 475040CALD
Extech 475040CALD
EXTECH 475040CALD CALIBRATED W/DATA - GAUGE DIGITAL FORCE 66LBF ¦0.4%; FORCE CAPACITY:66LBF; RESOLUTION (G):1G; HEI
SKU · 407764-NIST
Extech 407764-NIST
EXTECH 407764-NIST 407764NIST SOUND LEVEL METER W/NIST 407764 ;ROHS COMPLIANT: NA
SKU · 380560-NIST
Extech 380560-NIST
EXTECH 380560-NIST 380560NIST MILLI OHMMETER 4 WIRE 20KOHM; WIRE CONNECTION:4-WIRE; RESISTANCE MEASURING RANGE:0.02OH...
SKU · 380942CALDU
Extech 380942CALDU
EXTECH 380942CALDU CALIBRATED W/ DATA UNCERTAINTIES - MULTIMETER DIGITAL CLAMP 3-3/4 DIGIT; DMM TYPE:CLAMP; VOLTAGE...
SKU · MG300-NIST
Extech MG300-NIST
EXTECH MG300-NIST MG300NIST CAT IV INSULATION TESTER/M. METER 915MHZ WITH NIST