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The BDA140803 SQUARE D 1P 80A 480V B PH I LINE is a high-quality single-pole circuit breaker designed for efficient power management in commercial and industrial settings. With a robust 80A rating and compatibility with 480V systems, this breaker ensures reliable performance and safety for your electrical applications. Ideal for various uses.
The BDA140803 is an I-Line plug-in breaker designed for Square D I-Line compatible panelboards and switchboards — not residential loadcentres. Common applications include Square D NF-series and other I-Line panelboards rated for 480V. Share your panel model number with our team and we'll confirm the exact fit.
The Square D BDA frame series is considered a legacy/obsolete line and may no longer be available through standard distribution channels. Northern Breaker Group specialises in hard-to-find and obsolete breakers — we maintain access to surplus, refurbished, and new-old-stock inventory. Contact us for current availability and lead times.
No. The BDA140803 is rated for 480V AC commercial and industrial applications and uses an I-Line plug-in design incompatible with residential loadcentres. For residential applications, Square D QO or Homeline breakers are the appropriate choice. The BDA140803 should only be installed in listed I-Line compatible panelboards at the correct voltage rating.
