GFEP Circuit Breakers

Find over 220 GFEP (ground fault equipment protection) circuit breakers. The collection covers 1-, 2-, and 3-pole miniature and molded case models rated from 15A to 250A, including QO, QOB, and THQB series.

Series on this page

• QO: plug-on miniature breakers for Square D QO load centers.
• QOB: the bolt-on version of the Square D QO breaker.
• Homeline (HOM): plug-on breakers for Homeline load centers; not interchangeable with QO.
• THQB: bolt-on breakers for GE panelboards.
• Also on this page: QE, BE, QBGFEP, GFEP, QCGFEP, and QPGFEP series.

Popular part numbers

• QO220EPD: 20A GFEP miniature circuit breaker
• QOB120EPD: 20A GFEP miniature circuit breaker
• QO120EPD: 20A GFEP miniature circuit breaker
• QO230EPD: 30A GFEP miniature circuit breaker
• QBGFEP1020: 20A GFEP miniature circuit breaker

How to choose

Start with the breaker series printed on your panel label, noting that Homeline and QO series are not interchangeable. Select plug-on models like QO or bolt-on models like QOB and THQB for your specific panel. Next, match the required 1-, 2-, or 3-pole configuration and select the correct amp rating from 15A to 250A. Confirm your panel and breaker type are compatible before ordering.