BDA160503 SQUARE D 1P 50A 347/600V B PH I LINE

Standard · 50A · 1-Pole · 347/600V · Plug-In

The BDA160503 SQUARE D 1P 50A circuit breaker is designed for reliable protection in 347/600V applications. This single-pole breaker features a robust construction for durability and performance. Ideal for various commercial and industrial settings, it provides essential safety measures for your electrical systems, ensuring peace of mind and compliance.

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SKU SQDBDA160503 Categories , ,
Specifications
BrandSquare D
TypeStandard (Thermal-Magnetic)
Amperage50 A
Poles1-Pole
Voltage347/600V
Interrupting Rating14 kA
MountingPlug-In
Frame / SeriesBDA
Catalogue #SQDBDA160503
Panel Compatibility

The Square D BDA160503 is a 1-pole, 50A, 347/600V plug-in breaker from the BDA (I-Line) frame series, rated for commercial and industrial panelboards. As an I-Line plug-in breaker, it is designed to mount in Square D I-Line panelboards and switchboards — not residential QO or Homeline loadcentres. With a 14kA interrupting rating at 347/600V, it is suited for single-phase branch circuit protection in commercial and light industrial distribution systems across Canada.

Panel compatibility depends on your specific I-Line panelboard configuration. Send us your panel model and we'll confirm the fit.

The BDA160503 is an I-Line plug-in breaker, designed for Square D I-Line panelboards and switchboards rated for 347/600V distribution. It is not compatible with residential loadcentres such as QO or Homeline panels. Contact us with your panel model number and we'll confirm compatibility.

The Square D BDA I-Line series can be difficult to source through standard channels, particularly in specific amperage and voltage configurations. Northern Breaker Group specializes in hard-to-find and obsolete breakers — reach out for a quote and we'll confirm current availability of the BDA160503.

The BDA160503 carries a 14kA interrupting rating at 347/600V. For most commercial branch circuit applications this is adequate, but you should verify the available fault current (short-circuit current) at your panel against this rating. If your system's fault current exceeds 14kA, a higher-rated breaker will be required — our team can help you identify the right option.

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