ABB AF145N4-3011-72, AF145 series, 3-pole non-reversing contactor, size SZ4, lifecycle current.
The ABB AF145N4-3011-72 is a 3-pole non-reversing contactor from the AF145 series, housed in a size SZ4 frame. This is the part that sits between a control signal and a motor load in a panel — standard DIN-rail or screw-mount integration for a 145 A rated contactor block.
The official description reads: ABB AF145N4-3011-72 AF145 3P NM SZ4 — a 3-pole non-reversing (NM) contactor in size SZ4. This is the exact identity a buyer needs to match against a BOM line or a nameplate.
Pricing and availability are confirmed at quote time against an RFQ. Submit a request through the storefront for a current quote on this order code.
Within the AF145 series, the non-reversing 3-pole size SZ4 variant is the direct fit. A reversing or differently sized variant would change the footprint or wiring — verify the specific configuration before substituting.
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