Generator Interlock Kit for Br Series Panels with 1 1/4 to 1 7/16 Inches Spacing, 150 & 200 Amp Mai

Compatible Models: for Cutler Hammer BR series, BR series with Plug in Neutral, and CH series with Plug in Neutral 150 & 200 Amp PanelInterval Space Required:1 1\/4 inch-1 7\/16 inch space between the bottom of the main breaker and the top breaker in the panelElectrical Safety: Our interlock kit is not only easy to install but also provides essential electrical safety. Easily switch between AC and generator power, ensuring your safety during emergency generator use by preventing simultaneous opening of the main breaker and generator breaker.Easy to Install: We've included a 3\/16 inch drill bit that make navigating your breaker panel straightforward.Please note: There is a slight color difference or discrepancy in kind, please don't mind, thank youMaterial: aluminum alloyColor as shownPackage Contents:1 x circuit breaker switch panel1 x drill bitOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.