Product Comparisons & Replacements

NEMA to IEC contactor replacement guide with worksheet and no 1:1 conversion

How to Replace a NEMA Contactor with an IEC Con...

There’s no true 1:1 conversion from NEMA sizes to IEC contactors. This guide shows how to replace a NEMA contactor with an IEC contactor safely using a step-by-step worksheet—motor FLA,...

How to Replace a NEMA Contactor with an IEC Con...

There’s no true 1:1 conversion from NEMA sizes to IEC contactors. This guide shows how to replace a NEMA contactor with an IEC contactor safely using a step-by-step worksheet—motor FLA,...

NEMA contactor size chart guide showing sizes 00 through 9

NEMA Contactor Sizes 00–9 Explained

NEMA contactor sizing doesn’t have to be confusing. This guide breaks down NEMA Sizes 00–9 with a simple chart, common real-world use cases, and a step-by-step selection checklist. Learn what...

NEMA Contactor Sizes 00–9 Explained

NEMA contactor sizing doesn’t have to be confusing. This guide breaks down NEMA Sizes 00–9 with a simple chart, common real-world use cases, and a step-by-step selection checklist. Learn what...

IEC contactor hero image showing AC-1, AC-3, and AC-4 utilization categories

IEC Utilization Categories Explained: AC-1 vs A...

IEC contactor ratings depend on utilization category. This guide explains AC-1 vs AC-3 vs AC-4 with real examples, defines inching and plugging, and shows how to identify true AC-4 duty...

IEC Utilization Categories Explained: AC-1 vs A...

IEC contactor ratings depend on utilization category. This guide explains AC-1 vs AC-3 vs AC-4 with real examples, defines inching and plugging, and shows how to identify true AC-4 duty...

Schneider TeSys Deca LC1D09, LC1D12, and LC1D18 contactors shown side by side for motor control replacement comparison

Can I Replace My Schneider LC1D09 with LC1D12 o...

Wondering if you can replace a Schneider LC1D09 contactor with an LC1D12 or LC1D18? This guide explains compatibility, coil voltage, AC-3 ratings, HP and amp ratings, auxiliary contacts, and TeSys...

Can I Replace My Schneider LC1D09 with LC1D12 o...

Wondering if you can replace a Schneider LC1D09 contactor with an LC1D12 or LC1D18? This guide explains compatibility, coil voltage, AC-3 ratings, HP and amp ratings, auxiliary contacts, and TeSys...

NEMA vs IEC contactors showing size and design differences for motor control applications

NEMA vs IEC Contactors: Ratings, Sizing, Applic...

NEMA and IEC contactors are both reliable—but rated and applied very differently. Learn how NEMA sizing compares to IEC utilization categories (AC-1/AC-3/AC-4), which standard fits your environment and duty cycle,...

NEMA vs IEC Contactors: Ratings, Sizing, Applic...

NEMA and IEC contactors are both reliable—but rated and applied very differently. Learn how NEMA sizing compares to IEC utilization categories (AC-1/AC-3/AC-4), which standard fits your environment and duty cycle,...