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The SQDMA36600 is a reliable Square D 3-Pole 600A Circuit Breaker designed for heavy-duty applications. With a voltage rating of 600V, this robust breaker ensures optimal protection and performance in electrical systems. Ideal for industrial and commercial use, it guarantees safety and efficiency for all your power distribution needs.
The SQDMA36600 is a heavy-duty MA-frame MCCB rated for commercial and industrial panelboards and switchboards. It is a bolt-on breaker at 600A/600V and is not suited for residential loadcentres. Contact our team with your switchboard model number and we'll verify compatibility.
Northern Breaker Group specializes in obsolete and hard-to-find breakers, so availability can include new, surplus, or professionally reconditioned units depending on current stock. Reach out to our Calgary, Edmonton, or Vancouver counter — or submit a quote request — and we'll confirm exactly what's on hand.
Yes — a 3-Pole 600A 600V MCCB like the SQDMA36600 is commonly deployed as a main disconnect or feeder breaker in 600V industrial distribution systems. Always confirm the interrupt (AIC) rating meets your available fault current and that the unit is properly coordinated with your upstream and downstream protection. We're happy to assist with application questions.
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