Square D HDA36150UJYP 150A 3-Pole 600 V Circuit Breaker

Square D HDA36150UJYP is a 150 Amp, 3-pole, 600 V circuit breaker designed for reliable protection in demanding electrical systems. The three-pole configuration ensures synchronized disconnection of all phases, delivering safer shutdowns for three-phase feeders when fault conditions occur.

With a 600-volt rating, this breaker is built to handle higher-voltage distribution commonly found in commercial and industrial environments. It’s an ideal choice for safeguarding motors, industrial drives, and large equipment feeders where consistent, dependable performance matters.

Key advantages

• Three-pole protection that trips all phases together for safer, balanced shutdowns
• Rugged construction designed for repeated switching and high-current applications
• Compact form factor that fits standard electrical panels and enclosures
• Backed by Square D engineering, offering trusted reliability for demanding installations

Ideal use cases

• Three-phase motor circuits in manufacturing and processing facilities
• Large HVAC equipment and industrial air handling systems
• Industrial control panels and distribution feeders requiring 150 A protection
• Commercial electrical installations with 600 V service capacity

Specifications

• Part Number: HDA36150UJYP
• Current Rating: 150 A
• Poles: 3
• Voltage Rating: 600 V

Installation and safety notes: Use this breaker in appropriate electrical panels and enclosures that support 3-pole, 600 V devices. Confirm compatibility with your panel and follow all local electrical codes and manufacturer guidelines during installation and maintenance.