This is a NEW ITE SIEMENS FEED THUR circuit breaker model BQ2B060QXD or we have BQ2B030QXD "Buyer gets choice of one", commonly used in heat strips,central air conditioning units,electric furnaces and other equipment. Has line side lugs and load side spade connectors, see picture #7. Din rail mounting!!!! See picture #6!!! Returns are limited to exchange only!!!!NO REFUNDS!!!!Please email your questions!!!Florida residents pay applicable state sales tax. Choose faster shipping at checkout if needed!!!!. We are open 8-5 monday though friday for same day shipping or pick up.