Square D GFM250KA Ground Fault Module 250A 3-Pole 600V
A nice touch is the Square D brand, and you will find that it helps keep the panel looking tidy.
Circuit Breaker Ground Fault Module Square D GFM250JD 120 VAC 40 to 200 Amp
This was removed from a factory installed panel. Never been energized, no original box. The Square D GFM250JD Ground Fault Module is a reliable and efficient circuit breaker designed for use in residential, commercial, and industrial settings. With a voltage rating of 600 VAC and current rating of 40-200 Amp, this module offers phase control and is suitable for wall mounting in any room. Featuring analog/mechanical control style and screw terminal electrical connection, this unit is compatible with wire gauge ranging from 1-5 AWG. The black-colored module has a maximum amperage of 250 A and is designed for quick and easy operation with its on/off method.