Square D parts & sourcing

Browse Square D circuit breakers, test equipment and switch components by full catalog number. Confirm the equipment model, electrical ratings and required configuration when sourcing a replacement.

PowerPact circuit breakers

• Square D HDA36150 PowerPact Circuit Breaker
• Square D HJA36080 PowerPact Circuit Breaker
• Square D HJA36100 PowerPact Circuit Breaker
• Square D JJA36150 PowerPact Circuit Breaker
• Square D JJA36175 PowerPact Circuit Breaker
• Square D JJA36250 PowerPact Circuit Breaker

Test equipment and switch components

• Square D S33594 Handheld Breaker Test Kit — confirm the breaker, trip unit, leads and adapters required.
• Square D 9999TC10 switch component — confirm the switch markings and whether a component or complete interlock kit is required.

Details for a Square D quote

Send the complete catalog number and a label photo. For breakers, include the panel model, system voltage, current rating, number of poles and required interrupting rating. Condition, accessories, compatibility, availability and final pricing are confirmed at quotation.

Request a Square D parts quote. Browse more circuit breakers and disconnect switches or test equipment.

Free standard shipping is included on orders over $100 within the contiguous United States. Orders of $100 or less have shipping charges. Expedited and overnight shipping cost extra. Delivery outside the contiguous United States is quoted separately. See our shipping details. 1 Year warranty.