Bus Connection Hardware for Obsolete NHB Panelboards. Mounts Two (2) E150 Frame (TEB/TED/THED) Circuit Breakers 150A Max. Circuit Breakers NOT Included. - OEM Item NHB150PK Is Provided as PCS Brand Aftermarket Kit # TEDPK. PCS Products are Fully Engineered to Meet or Exceed the Original Equipment Manufacturer's Specifications for Modern Electrical Distribution Requirements. All Products Come Complete with Detailed Safety and Installation Instructions for Field Install and Include all Necessary Screws, Brackets, and Cover Plates for New Installation.