This SM200 Interlock Kit fits Siemens and Murray 150 and 200 Amp Panels with a single horizaontal (left-right) throw main as shown and a 7/8" to 1 1/4" spacing from the bottom edge of the main breaker panel cover cutout to the top edge of the generator breaker panel cover cutout.
 
All  GenSafety generator breaker interlock kits are Made in the USA and are very high quality. They are CNC machined from T-6061 aluminum and are then color anodized to prevent corrosion and provide smooth operation for life.
 
The kits include everything you need to complete the installation including a correct size high quality drill bit, name brand thread locking compound, all warning labels and placards, a breaker retention strap, and clear illustrated installation instructions.
 
Once you use an interlock kit from GenSafety you won't want to use anything else. "We make you look good!"
 
Made in the USA!
 
Please see the attached illustrations to insure you have selected the correct kit for your panel. Please call or text us if you have any questions or don't see a kit for your panel.