The Schneider Electric Square D D225N is a general-duty safety switch designed for reliable power interruption in residential and commercial electrical systems. This fusible switch is engineered to provide essential over-current and short-circuit protection, making it suitable for isolating critical equipment such as HVAC units, large appliances, and lighting circuits. Its robust construction ensures dependable operation in demanding environments.

Technical details

• Series: Square D General Duty
• Type: Fusible Safety Switch
• Configuration: 3-Pole
• Voltage Rating: 240VAC
• Current Rating: 400A
• Enclosure Type: NEMA 1 (Indoor)
• Interrupting Rating: 200,000A (with appropriate fuses)
• Wire Size Compatibility: Accepts lug sizes for conductors up to 750 kcmil

Applications & compatibility

This D225N safety switch is commonly specified for main disconnect applications in commercial buildings, manufacturing facilities, and agricultural settings. It is ideal for protecting circuits feeding heavy loads like air conditioning systems, industrial machinery, and large motor loads where manual isolation and over-current protection are paramount. Ensure compatibility with your specific fuse type and enclosure requirements.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D D225N or contact our technical team for cross-reference assistance with compatible Square D components.