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The SQDHDA260701 is a Square D 3-Pole Circuit Breaker rated for 100 Amps and 600 Volts, designed for reliable performance in various applications. Ideal for 3-phase systems, this breaker ensures optimal protection against overloads and short circuits. Trust in its robust construction for your electrical needs and safety.
The HDA-frame is an industrial molded-case breaker designed for Square D commercial/industrial panelboards and switchboards that accept HDA-frame bolt-on breakers. It is not compatible with residential QO or Homeline loadcentres. Contact us with your enclosure model and we'll verify compatibility.
The Square D HDA-frame series is considered a legacy/obsolete product line. Northern Breaker Group specializes in hard-to-find and obsolete breakers — we can source tested units for replacement applications. Reach out to our Calgary, Edmonton, or Vancouver counters for current stock availability.
Yes. Rated at 600V, this breaker is suitable for use on 3-phase systems operating at or below 600V AC, including common Canadian distribution voltages such as 208V, 347/600V, and 480V. Always verify the interrupting rating meets your system's available fault current before installation.
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