Great Lakes Instr collection

Great Lakes Instr

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5M+

Our 5M+ catalog features active breakers, drives, PLCs, relays, and operator interfaces.

24 Months

We offer 24 months warranty on selected brands

24h

Typical quote turnaround for hard-to-source and legacy replacement requests

OEM+

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.

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Great Lakes Instr 692P

SKU · 692P

Great Lakes Instr 692P

GREAT LAKES INSTR 692P PH TRANSMITTER 2WIRE W/DIGITAL DISPLAY Alternate Part Number: GREAT LAKES INSTR 692P3F5A

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Great Lakes Instr 5540D0A

SKU · 5540D0A

Great Lakes Instr 5540D0A

GREAT LAKES INSTR 5540D0A OXYGEN SENSOR PRESSURE RANGE 10BAR RANGE 0-40PPM

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Great Lakes Instr PRO-E3B1N

SKU · PRO-E3B1N

Great Lakes Instr PRO-E3B1N

GREAT LAKES INSTR PRO-E3B1N PROE3B1N PH TRANSMITTER PRO-E-ESP W/SOFTWARE 0E CONDUCT.

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Great Lakes Instr C53A4A1N

SKU · C53A4A1N

Great Lakes Instr C53A4A1N

GREAT LAKES INSTR C53A4A1N ANALYZER CONDUCTIVITY RESISTIVITY 5AMP 115/230V REBUILT SURPLUS

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