Square D HDA36090UJYP 90A 600 V Circuit Breaker

Meet the Square D HDA36090UJYP 90A 600V Circuit Breaker—a dependable, high-capacity overcurrent protection device engineered for demanding electrical setups. This part from Square D combines trusted performance with straightforward installation, making it a prudent choice for commercial and light industrial panels that require solid protection for critical circuits.

Key specifications at a glance

• Current rating: 90 A
• Voltage rating: 600 V
• Part number: HDA36090UJYP
• Brand: Square D

What this means for your system

• Robust overcurrent protection: Designed to interrupt harmful overcurrent events and shield wiring, feeders, and connected equipment from damage.
• Versatile voltage handling: With a 600 V rating, it’s suitable for multi-voltage distribution environments typical in commercial facilities and industrial spaces.
• Reliable, consistent performance: Built on Square D’s engineering heritage, offering predictable protection behavior that helps meet safety and compliance standards.
• Efficient replacement in Square D ecosystems: Specifically designed to integrate with Square D panel configurations, simplifying upgrades and servicing for qualified professionals.

Ideal use scenarios

• Protecting feeders and branch circuits in commercial electrical panels where 90 A protection is required
• Replacing aging or failed breakers in existing Square D installations to restore reliable protection
• Situations demanding a dedicated 90 A, 600 V circuit breaker for heavy-duty equipment and critical loads

Practical installation and optimization tips

• Confirm panel compatibility and follow all local electrical codes during installation or replacement.
• Document the part number (HDA36090UJYP) for future maintenance or panel references.
• Coordinate protection with upstream and downstream devices to ensure balanced, coordinated safeguarding across the electrical system.