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Twido Parts

6 parts indexed · catalogue last updated 2026-09-28

Twido — compact PLC family for small automation systems, including communication and expansion modules.

Twido is Schneider Electric's compact PLC family for small machines and simple automation tasks, positioned below Premium and Momentum in capacity. TWD-prefixed references include the compact and modular controllers themselves, expansion I/O modules, and the communication and display accessories that round out a small installation.

The platform was programmed with TwidoSoft (and later EcoStruxure Control Expert compatibility paths), and its simplicity made it a workhorse in HVAC, pumping stations, lighting control and small OEM equipment — applications where the controller often outlives the machine's original sales channel, which is exactly when spare-part sourcing gets difficult.

Product pages in this section document the controller and module specifications recovered from original documentation, plus lifecycle notes. Twido has been superseded in current sales by the Modicon M221 and the TM2/TM3 ecosystem, so the sourcing guidance also indicates where a documented migration path exists for installations that prefer modernisation over like-for-like replacement.

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Need side-by-side specifications? Browse the comparison tables.

Frequently asked questions

What is included in the Twido family?

6 Twido parts are indexed on this page, each with structured specifications and links to original datasheets where available.

How do I choose between Twido models?

Compare sibling models side by side using the linked comparison guides, and verify electrical and mechanical parameters against the datasheet for your specific application and rack context.

Are Twido parts still available?

Availability varies by model and vintage. Use the source links on each product page to check live stock and request a quote; many legacy references are supplied from surplus or refurbished stock.

Which related families should I consider alongside Twido?

The "Related families" section above lists other product families commonly browsed together with this one. Companion components — such as mating cables, sensors or rack hardware — are usually listed in the same brand grouping.

Can I substitute one Twido model for another?

Only where form, fit and function match. Sibling part numbers often differ in ratings, termination or revision, and substitutions can change system behaviour. Compare the models side by side, then verify against the datasheet and your installed configuration before swapping any part.

How current is this Twido catalogue?

The listing count and the "catalogue last updated" date above are generated directly from our indexed database and refreshed daily. Specifications come from the source documents cited on each product page — always verify critical parameters against the manufacturer datasheet.

Twido: Parts List, Specs & Datasheets | PLCXpert Wiki