SZ collection

SZ

SZ is a recognized name in industrial automation, particularly for its robust line of programmable logic controllers and human-machine interfaces. Controls engineers and maintenance technicians rely on SZ components for their dependable performance and straightforward integration into complex control systems. The brand is known for its focus on reliability and ease of maintenance, making it a practical choice for critical applications across various manufacturing sectors. Industrial Automation Co. stocks new and refurbished SZ parts with quote-based pricing.

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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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SZ 4118.500 Rittal - 4118500

SZ 4118.500 Rittal - 4118500

WIRING PLAN POCKET, SHEET STEEL, FOR VX; TS; CM; SE; PC; TP, FOR FASTENING TO TUBULAR DOOR FRAMES AT ANY HEIGHT, RAL ...

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SZ 4000.300 Rittal - 4000.300

SZ 4000.300 Rittal - 4000.300

Pressure relief stoppers, Pressure relief stoppers in stainless steel with integral sealing membrane, especially for ...

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